Remove Python 2 compatibility (#1348)

* Remove Python 2 compatibility

* remove 2/3 shims in pygments.util
* update setup.py metadata

* Remove unneeded object inheritance.

* Remove unneeded future imports.

33 files changed, 99 insertions, 191 deletions

diff --git a/pygments/__init__.py b/pygments/__init__.py
index 89efc350..e253503e 100644
--- a/pygments/__init__.py
+++ b/pygments/__init__.py
@@ -26,8 +26,7 @@
     :license: BSD, see LICENSE for details.
 """
 import sys
-
-from pygments.util import StringIO, BytesIO
+from io import StringIO, BytesIO
 
 __version__ = '2.5.2'
 __docformat__ = 'restructuredtext'
diff --git a/pygments/cmdline.py b/pygments/cmdline.py
index 34752d66..d5af5f54 100644
--- a/pygments/cmdline.py
+++ b/pygments/cmdline.py
@@ -9,8 +9,6 @@
     :license: BSD, see LICENSE for details.
 """
 
-from __future__ import print_function
-
 import os
 import sys
 import getopt
@@ -18,7 +16,8 @@ from textwrap import dedent
 
 from pygments import __version__, highlight
 from pygments.util import ClassNotFound, OptionError, docstring_headline, \
-    guess_decode, guess_decode_from_terminal, terminal_encoding
+    guess_decode, guess_decode_from_terminal, terminal_encoding, \
+    UnclosingTextIOWrapper
 from pygments.lexers import get_all_lexers, get_lexer_by_name, guess_lexer, \
     load_lexer_from_file, get_lexer_for_filename, find_lexer_class_for_filename
 from pygments.lexers.special import TextLexer
@@ -397,11 +396,7 @@ def main_inner(popts, args, usage):
     elif '-s' not in opts:  # treat stdin as full file (-s support is later)
         # read code from terminal, always in binary mode since we want to
         # decode ourselves and be tolerant with it
-        if sys.version_info > (3,):
-            # Python 3: we have to use .buffer to get a binary stream
-            code = sys.stdin.buffer.read()
-        else:
-            code = sys.stdin.read()
+        code = sys.stdin.buffer.read()  # use .buffer to get a binary stream
         if not inencoding:
             code, inencoding = guess_decode_from_terminal(code, sys.stdin)
             # else the lexer will do the decoding
@@ -466,11 +461,7 @@ def main_inner(popts, args, usage):
                 fmter = Terminal256Formatter(**parsed_opts)
             else:
                 fmter = TerminalFormatter(**parsed_opts)
-        if sys.version_info > (3,):
-            # Python 3: we have to use .buffer to get a binary stream
-            outfile = sys.stdout.buffer
-        else:
-            outfile = sys.stdout
+        outfile = sys.stdout.buffer
 
     # determine output encoding if not explicitly selected
     if not outencoding:
@@ -485,10 +476,8 @@ def main_inner(popts, args, usage):
     if not outfn and sys.platform in ('win32', 'cygwin') and \
        fmter.name in ('Terminal', 'Terminal256'):  # pragma: no cover
         # unfortunately colorama doesn't support binary streams on Py3
-        if sys.version_info > (3,):
-            from pygments.util import UnclosingTextIOWrapper
-            outfile = UnclosingTextIOWrapper(outfile, encoding=fmter.encoding)
-            fmter.encoding = None
+        outfile = UnclosingTextIOWrapper(outfile, encoding=fmter.encoding)
+        fmter.encoding = None
         try:
             import colorama.initialise
         except ImportError:
@@ -515,11 +504,7 @@ def main_inner(popts, args, usage):
         # line by line processing of stdin (eg: for 'tail -f')...
         try:
             while 1:
-                if sys.version_info > (3,):
-                    # Python 3: we have to use .buffer to get a binary stream
-                    line = sys.stdin.buffer.readline()
-                else:
-                    line = sys.stdin.readline()
+                line = sys.stdin.buffer.readline()
                 if not line:
                     break
                 if not inencoding:
diff --git a/pygments/filter.py b/pygments/filter.py
index 7f81920b..faa18bfc 100644
--- a/pygments/filter.py
+++ b/pygments/filter.py
@@ -40,7 +40,7 @@ def simplefilter(f):
     })
 
 
-class Filter(object):
+class Filter:
     """
     Default filter. Subclass this class or use the `simplefilter`
     decorator to create own filters.
diff --git a/pygments/filters/__init__.py b/pygments/filters/__init__.py
index 3fe6caa7..3fd2fee0 100644
--- a/pygments/filters/__init__.py
+++ b/pygments/filters/__init__.py
@@ -16,7 +16,7 @@ from pygments.token import String, Comment, Keyword, Name, Error, Whitespace, \
     string_to_tokentype
 from pygments.filter import Filter
 from pygments.util import get_list_opt, get_int_opt, get_bool_opt, \
-     get_choice_opt, ClassNotFound, OptionError, text_type, string_types
+    get_choice_opt, ClassNotFound, OptionError
 from pygments.plugin import find_plugin_filters
 
 
@@ -113,7 +113,7 @@ class KeywordCaseFilter(Filter):
         Filter.__init__(self, **options)
         case = get_choice_opt(options, 'case',
                               ['lower', 'upper', 'capitalize'], 'lower')
-        self.convert = getattr(text_type, case)
+        self.convert = getattr(str, case)
 
     def filter(self, lexer, stream):
         for ttype, value in stream:
@@ -233,7 +233,7 @@ class VisibleWhitespaceFilter(Filter):
                               ('tabs',     u'»'),
                               ('newlines', u'¶')]:
             opt = options.get(name, False)
-            if isinstance(opt, string_types) and len(opt) == 1:
+            if isinstance(opt, str) and len(opt) == 1:
                 setattr(self, name, opt)
             else:
                 setattr(self, name, (opt and default or ''))
@@ -250,6 +250,7 @@ class VisibleWhitespaceFilter(Filter):
             tabs = self.tabs or u'\t'
             newlines = self.newlines or u'\n'
             regex = re.compile(r'\s')
+
             def replacefunc(wschar):
                 if wschar == ' ':
                     return spaces
@@ -302,7 +303,7 @@ class GobbleFilter(Filter):
 
     def filter(self, lexer, stream):
         n = self.n
-        left = n # How many characters left to gobble.
+        left = n  # How many characters left to gobble.
         for ttype, value in stream:
             # Remove ``left`` tokens from first line, ``n`` from all others.
             parts = value.split('\n')
diff --git a/pygments/formatter.py b/pygments/formatter.py
index f09f6e3c..60531523 100644
--- a/pygments/formatter.py
+++ b/pygments/formatter.py
@@ -11,19 +11,19 @@
 
 import codecs
 
-from pygments.util import get_bool_opt, string_types
+from pygments.util import get_bool_opt
 from pygments.styles import get_style_by_name
 
 __all__ = ['Formatter']
 
 
 def _lookup_style(style):
-    if isinstance(style, string_types):
+    if isinstance(style, str):
         return get_style_by_name(style)
     return style
 
 
-class Formatter(object):
+class Formatter:
     """
     Converts a token stream to text.
 
diff --git a/pygments/formatters/__init__.py b/pygments/formatters/__init__.py
index 6f1130a8..9ff30643 100644
--- a/pygments/formatters/__init__.py
+++ b/pygments/formatters/__init__.py
@@ -17,7 +17,7 @@ from os.path import basename
 
 from pygments.formatters._mapping import FORMATTERS
 from pygments.plugin import find_plugin_formatters
-from pygments.util import ClassNotFound, itervalues
+from pygments.util import ClassNotFound
 
 __all__ = ['get_formatter_by_name', 'get_formatter_for_filename',
            'get_all_formatters', 'load_formatter_from_file'] + list(FORMATTERS)
@@ -45,7 +45,7 @@ def _load_formatters(module_name):
 def get_all_formatters():
     """Return a generator for all formatter classes."""
     # NB: this returns formatter classes, not info like get_all_lexers().
-    for info in itervalues(FORMATTERS):
+    for info in FORMATTERS.values():
         if info[1] not in _formatter_cache:
             _load_formatters(info[0])
         yield _formatter_cache[info[1]]
@@ -58,7 +58,7 @@ def find_formatter_class(alias):
 
     Returns None if not found.
     """
-    for module_name, name, aliases, _, _ in itervalues(FORMATTERS):
+    for module_name, name, aliases, _, _ in FORMATTERS.values():
         if alias in aliases:
             if name not in _formatter_cache:
                 _load_formatters(module_name)
@@ -121,7 +121,7 @@ def get_formatter_for_filename(fn, **options):
     Raises ClassNotFound if not found.
     """
     fn = basename(fn)
-    for modname, name, _, filenames, _ in itervalues(FORMATTERS):
+    for modname, name, _, filenames, _ in FORMATTERS.values():
         for filename in filenames:
             if _fn_matches(fn, filename):
                 if name not in _formatter_cache:
diff --git a/pygments/formatters/_mapping.py b/pygments/formatters/_mapping.py
index 5086e519..48703694 100755
--- a/pygments/formatters/_mapping.py
+++ b/pygments/formatters/_mapping.py
@@ -13,8 +13,6 @@
     :license: BSD, see LICENSE for details.
 """
 
-from __future__ import print_function
-
 FORMATTERS = {
     'BBCodeFormatter': ('pygments.formatters.bbcode', 'BBCode', ('bbcode', 'bb'), (), 'Format tokens with BBcodes. These formatting codes are used by many bulletin boards, so you can highlight your sourcecode with pygments before posting it there.'),
     'BmpImageFormatter': ('pygments.formatters.img', 'img_bmp', ('bmp', 'bitmap'), ('*.bmp',), 'Create a bitmap image from source code. This uses the Python Imaging Library to generate a pixmap from the source code.'),
diff --git a/pygments/formatters/html.py b/pygments/formatters/html.py
index be9d8534..c5ae774d 100644
--- a/pygments/formatters/html.py
+++ b/pygments/formatters/html.py
@@ -9,16 +9,14 @@
     :license: BSD, see LICENSE for details.
 """
 
-from __future__ import print_function
-
 import os
 import sys
 import os.path
+from io import StringIO
 
 from pygments.formatter import Formatter
 from pygments.token import Token, Text, STANDARD_TYPES
-from pygments.util import get_bool_opt, get_int_opt, get_list_opt, \
-    StringIO, string_types, iteritems
+from pygments.util import get_bool_opt, get_int_opt, get_list_opt
 
 try:
     import ctags
@@ -41,12 +39,14 @@ def escape_html(text, table=_escape_html_table):
     """Escape &, <, > as well as single and double quotes for HTML."""
     return text.translate(table)
 
+
 def webify(color):
     if color.startswith('calc') or color.startswith('var'):
         return color
     else:
         return '#' + color
 
+
 def _get_ttype_class(ttype):
     fname = STANDARD_TYPES.get(ttype)
     if fname:
@@ -497,7 +497,7 @@ class HtmlFormatter(Formatter):
         """
         if arg is None:
             arg = ('cssclass' in self.options and '.'+self.cssclass or '')
-        if isinstance(arg, string_types):
+        if isinstance(arg, str):
             args = [arg]
         else:
             args = list(arg)
@@ -511,7 +511,7 @@ class HtmlFormatter(Formatter):
             return ', '.join(tmp)
 
         styles = [(level, ttype, cls, style)
-                  for cls, (style, ttype, level) in iteritems(self.class2style)
+                  for cls, (style, ttype, level) in self.class2style.items()
                   if cls and style]
         styles.sort()
         lines = ['%s { %s } /* %s */' % (prefix(cls), style, repr(ttype)[6:])
diff --git a/pygments/formatters/img.py b/pygments/formatters/img.py
index 6bb33644..57a37a7b 100644
--- a/pygments/formatters/img.py
+++ b/pygments/formatters/img.py
@@ -14,7 +14,7 @@ import sys
 
 from pygments.formatter import Formatter
 from pygments.util import get_bool_opt, get_int_opt, get_list_opt, \
-    get_choice_opt, xrange
+    get_choice_opt
 
 import subprocess
 
@@ -59,7 +59,7 @@ class FontNotFound(Exception):
     """When there are no usable fonts specified"""
 
 
-class FontManager(object):
+class FontManager:
     """
     Manages a set of fonts: normal, italic, bold, etc...
     """
@@ -504,7 +504,7 @@ class ImageFormatter(Formatter):
         """
         if not self.line_numbers:
             return
-        for p in xrange(self.maxlineno):
+        for p in range(self.maxlineno):
             n = p + self.line_number_start
             if (n % self.line_number_step) == 0:
                 self._draw_linenumber(p, n)
diff --git a/pygments/formatters/latex.py b/pygments/formatters/latex.py
index 7f6aa9e3..d5f80ef8 100644
--- a/pygments/formatters/latex.py
+++ b/pygments/formatters/latex.py
@@ -9,13 +9,12 @@
     :license: BSD, see LICENSE for details.
 """
 
-from __future__ import division
+from io import StringIO
 
 from pygments.formatter import Formatter
 from pygments.lexer import Lexer
 from pygments.token import Token, STANDARD_TYPES
-from pygments.util import get_bool_opt, get_int_opt, StringIO, xrange, \
-    iteritems
+from pygments.util import get_bool_opt, get_int_opt
 
 
 __all__ = ['LatexFormatter']
@@ -322,7 +321,7 @@ class LatexFormatter(Formatter):
         """
         cp = self.commandprefix
         styles = []
-        for name, definition in iteritems(self.cmd2def):
+        for name, definition in self.cmd2def.items():
             styles.append(r'\expandafter\def\csname %s@tok@%s\endcsname{%s}' %
                           (cp, name, definition))
         return STYLE_TEMPLATE % {'cp': self.commandprefix,
@@ -354,7 +353,7 @@ class LatexFormatter(Formatter):
                 if self.texcomments:
                     # Try to guess comment starting lexeme and escape it ...
                     start = value[0:1]
-                    for i in xrange(1, len(value)):
+                    for i in range(1, len(value)):
                         if start[0] != value[i]:
                             break
                         start += value[i]
diff --git a/pygments/formatters/terminal.py b/pygments/formatters/terminal.py
index e60bde91..f0f3d7ae 100644
--- a/pygments/formatters/terminal.py
+++ b/pygments/formatters/terminal.py
@@ -92,12 +92,6 @@ class TerminalFormatter(Formatter):
         self._lineno = 0
 
     def format(self, tokensource, outfile):
-        # hack: if the output is a terminal and has an encoding set,
-        # use that to avoid unicode encode problems
-        if not self.encoding and hasattr(outfile, "encoding") and \
-           hasattr(outfile, "isatty") and outfile.isatty() and \
-           sys.version_info < (3,):
-            self.encoding = outfile.encoding
         return Formatter.format(self, tokensource, outfile)
 
     def _write_lineno(self, outfile):
diff --git a/pygments/formatters/terminal256.py b/pygments/formatters/terminal256.py
index b6bf9376..30e6e1e2 100644
--- a/pygments/formatters/terminal256.py
+++ b/pygments/formatters/terminal256.py
@@ -239,12 +239,6 @@ class Terminal256Formatter(Formatter):
                                              escape.reset_string())
 
     def format(self, tokensource, outfile):
-        # hack: if the output is a terminal and has an encoding set,
-        # use that to avoid unicode encode problems
-        if not self.encoding and hasattr(outfile, "encoding") and \
-           hasattr(outfile, "isatty") and outfile.isatty() and \
-           sys.version_info < (3,):
-            self.encoding = outfile.encoding
         return Formatter.format(self, tokensource, outfile)
 
     def format_unencoded(self, tokensource, outfile):
diff --git a/pygments/lexer.py b/pygments/lexer.py
index 56a7e1e8..b7aef6ec 100644
--- a/pygments/lexer.py
+++ b/pygments/lexer.py
@@ -9,8 +9,6 @@
     :license: BSD, see LICENSE for details.
 """
 
-from __future__ import print_function
-
 import re
 import sys
 import time
@@ -19,7 +17,7 @@ from pygments.filter import apply_filters, Filter
 from pygments.filters import get_filter_by_name
 from pygments.token import Error, Text, Other, _TokenType
 from pygments.util import get_bool_opt, get_int_opt, get_list_opt, \
-    make_analysator, text_type, add_metaclass, iteritems, Future, guess_decode
+    make_analysator, Future, guess_decode
 from pygments.regexopt import regex_opt
 
 __all__ = ['Lexer', 'RegexLexer', 'ExtendedRegexLexer', 'DelegatingLexer',
@@ -48,8 +46,7 @@ class LexerMeta(type):
         return type.__new__(mcs, name, bases, d)
 
 
-@add_metaclass(LexerMeta)
-class Lexer(object):
+class Lexer(metaclass=LexerMeta):
     """
     Lexer for a specific language.
 
@@ -145,7 +142,7 @@ class Lexer(object):
         Also preprocess the text, i.e. expand tabs and strip it if
         wanted and applies registered filters.
         """
-        if not isinstance(text, text_type):
+        if not isinstance(text, str):
             if self.encoding == 'guess':
                 text, _ = guess_decode(text)
             elif self.encoding == 'chardet':
@@ -252,7 +249,7 @@ class include(str):  # pylint: disable=invalid-name
     pass
 
 
-class _inherit(object):
+class _inherit:
     """
     Indicates the a state should inherit from its superclass.
     """
@@ -275,7 +272,7 @@ class combined(tuple):  # pylint: disable=invalid-name
         pass
 
 
-class _PseudoMatch(object):
+class _PseudoMatch:
     """
     A pseudo match object constructed from a string.
     """
@@ -328,11 +325,12 @@ def bygroups(*args):
     return callback
 
 
-class _This(object):
+class _This:
     """
     Special singleton used for indicating the caller class.
     Used by ``using``.
     """
+
 this = _This()
 
 
@@ -536,7 +534,7 @@ class RegexLexerMeta(LexerMeta):
         for c in cls.__mro__:
             toks = c.__dict__.get('tokens', {})
 
-            for state, items in iteritems(toks):
+            for state, items in toks.items():
                 curitems = tokens.get(state)
                 if curitems is None:
                     # N.b. because this is assigned by reference, sufficiently
@@ -582,8 +580,7 @@ class RegexLexerMeta(LexerMeta):
         return type.__call__(cls, *args, **kwds)
 
 
-@add_metaclass(RegexLexerMeta)
-class RegexLexer(Lexer):
+class RegexLexer(Lexer, metaclass=RegexLexerMeta):
     """
     Base for simple stateful regular expression-based lexers.
     Simplifies the lexing process so that you need only
@@ -676,7 +673,7 @@ class RegexLexer(Lexer):
                     break
 
 
-class LexerContext(object):
+class LexerContext:
     """
     A helper object that holds lexer position data.
     """
@@ -850,8 +847,7 @@ class ProfilingRegexLexerMeta(RegexLexerMeta):
         return match_func
 
 
-@add_metaclass(ProfilingRegexLexerMeta)
-class ProfilingRegexLexer(RegexLexer):
+class ProfilingRegexLexer(RegexLexer, metaclass=ProfilingRegexLexerMeta):
     """Drop-in replacement for RegexLexer that does profiling of its regexes."""
 
     _prof_data = []
diff --git a/pygments/lexers/__init__.py b/pygments/lexers/__init__.py
index 100d8076..a5691171 100644
--- a/pygments/lexers/__init__.py
+++ b/pygments/lexers/__init__.py
@@ -18,7 +18,7 @@ from os.path import basename
 from pygments.lexers._mapping import LEXERS
 from pygments.modeline import get_filetype_from_buffer
 from pygments.plugin import find_plugin_lexers
-from pygments.util import ClassNotFound, itervalues, guess_decode, text_type
+from pygments.util import ClassNotFound, guess_decode
 
 COMPAT = {
     'Python3Lexer': 'PythonLexer',
@@ -52,7 +52,7 @@ def get_all_lexers():
     """Return a generator of tuples in the form ``(name, aliases,
     filenames, mimetypes)`` of all know lexers.
     """
-    for item in itervalues(LEXERS):
+    for item in LEXERS.values():
         yield item[1:]
     for lexer in find_plugin_lexers():
         yield lexer.name, lexer.aliases, lexer.filenames, lexer.mimetypes
@@ -66,7 +66,7 @@ def find_lexer_class(name):
     if name in _lexer_cache:
         return _lexer_cache[name]
     # lookup builtin lexers
-    for module_name, lname, aliases, _, _ in itervalues(LEXERS):
+    for module_name, lname, aliases, _, _ in LEXERS.values():
         if name == lname:
             _load_lexers(module_name)
             return _lexer_cache[name]
@@ -86,7 +86,7 @@ def find_lexer_class_by_name(_alias):
     if not _alias:
         raise ClassNotFound('no lexer for alias %r found' % _alias)
     # lookup builtin lexers
-    for module_name, name, aliases, _, _ in itervalues(LEXERS):
+    for module_name, name, aliases, _, _ in LEXERS.values():
         if _alias.lower() in aliases:
             if name not in _lexer_cache:
                 _load_lexers(module_name)
@@ -107,7 +107,7 @@ def get_lexer_by_name(_alias, **options):
         raise ClassNotFound('no lexer for alias %r found' % _alias)
 
     # lookup builtin lexers
-    for module_name, name, aliases, _, _ in itervalues(LEXERS):
+    for module_name, name, aliases, _, _ in LEXERS.values():
         if _alias.lower() in aliases:
             if name not in _lexer_cache:
                 _load_lexers(module_name)
@@ -164,7 +164,7 @@ def find_lexer_class_for_filename(_fn, code=None):
     """
     matches = []
     fn = basename(_fn)
-    for modname, name, _, filenames, _ in itervalues(LEXERS):
+    for modname, name, _, filenames, _ in LEXERS.values():
         for filename in filenames:
             if _fn_matches(fn, filename):
                 if name not in _lexer_cache:
@@ -175,7 +175,7 @@ def find_lexer_class_for_filename(_fn, code=None):
             if _fn_matches(fn, filename):
                 matches.append((cls, filename))
 
-    if sys.version_info > (3,) and isinstance(code, bytes):
+    if isinstance(code, bytes):
         # decode it, since all analyse_text functions expect unicode
         code = guess_decode(code)
 
@@ -216,7 +216,7 @@ def get_lexer_for_mimetype(_mime, **options):
 
     Raises ClassNotFound if not found.
     """
-    for modname, name, _, _, mimetypes in itervalues(LEXERS):
+    for modname, name, _, _, mimetypes in LEXERS.values():
         if _mime in mimetypes:
             if name not in _lexer_cache:
                 _load_lexers(modname)
@@ -293,7 +293,7 @@ def guess_lexer_for_filename(_fn, _text, **options):
 def guess_lexer(_text, **options):
     """Guess a lexer by strong distinctions in the text (eg, shebang)."""
 
-    if not isinstance(_text, text_type):
+    if not isinstance(_text, str):
         inencoding = options.get('inencoding', options.get('encoding'))
         if inencoding:
             _text = _text.decode(inencoding or 'utf8')
diff --git a/pygments/lexers/_cocoa_builtins.py b/pygments/lexers/_cocoa_builtins.py
index 2cf44438..d5e7680c 100644
--- a/pygments/lexers/_cocoa_builtins.py
+++ b/pygments/lexers/_cocoa_builtins.py
@@ -12,8 +12,6 @@
     :license: BSD, see LICENSE for details.
 """
 
-from __future__ import print_function
-
 COCOA_INTERFACES = {'UITableViewCell', 'HKCorrelationQuery', 'NSURLSessionDataTask', 'PHFetchOptions', 'NSLinguisticTagger', 'NSStream', 'AVAudioUnitDelay', 'GCMotion', 'SKPhysicsWorld', 'NSString', 'CMAttitude', 'AVAudioEnvironmentDistanceAttenuationParameters', 'HKStatisticsCollection', 'SCNPlane', 'CBPeer', 'JSContext', 'SCNTransaction', 'SCNTorus', 'AVAudioUnitEffect', 'UICollectionReusableView', 'MTLSamplerDescriptor', 'AVAssetReaderSampleReferenceOutput', 'AVMutableCompositionTrack', 'GKLeaderboard', 'NSFetchedResultsController', 'SKRange', 'MKTileOverlayRenderer', 'MIDINetworkSession', 'UIVisualEffectView', 'CIWarpKernel', 'PKObject', 'MKRoute', 'MPVolumeView', 'UIPrintInfo', 'SCNText', 'ADClient', 'PKPayment', 'AVMutableAudioMix', 'GLKEffectPropertyLight', 'WKScriptMessage', 'AVMIDIPlayer', 'PHCollectionListChangeRequest', 'UICollectionViewLayout', 'NSMutableCharacterSet', 'SKPaymentTransaction', 'NEOnDemandRuleConnect', 'NSShadow', 'SCNView', 'NSURLSessionConfiguration', 'MTLVertexAttributeDescriptor', 'CBCharacteristic', 'HKQuantityType', 'CKLocationSortDescriptor', 'NEVPNIKEv2SecurityAssociationParameters', 'CMStepCounter', 'NSNetService', 'AVAssetWriterInputMetadataAdaptor', 'UICollectionView', 'UIViewPrintFormatter', 'SCNLevelOfDetail', 'CAShapeLayer', 'MCPeerID', 'MPRatingCommand', 'WKNavigation', 'NSDictionary', 'NSFileVersion', 'CMGyroData', 'AVAudioUnitDistortion', 'CKFetchRecordsOperation', 'SKPhysicsJointSpring', 'SCNHitTestResult', 'AVAudioTime', 'CIFilter', 'UIView', 'SCNConstraint', 'CAPropertyAnimation', 'MKMapItem', 'MPRemoteCommandCenter', 'PKPaymentSummaryItem', 'UICollectionViewFlowLayoutInvalidationContext', 'UIInputViewController', 'PKPass', 'SCNPhysicsBehavior', 'MTLRenderPassColorAttachmentDescriptor', 'MKPolygonRenderer', 'CKNotification', 'JSValue', 'PHCollectionList', 'CLGeocoder', 'NSByteCountFormatter', 'AVCaptureScreenInput', 'MPFeedbackCommand', 'CAAnimation', 'MKOverlayPathView', 'UIActionSheet', 'UIMotionEffectGroup', 'NSLengthFormatter', 'UIBarItem', 'SKProduct', 'AVAssetExportSession', 'NSKeyedUnarchiver', 'NSMutableSet', 'SCNPyramid', 'PHAssetCollection', 'MKMapView', 'HMHomeManager', 'CATransition', 'MTLCompileOptions', 'UIVibrancyEffect', 'CLCircularRegion', 'MKTileOverlay', 'SCNShape', 'ACAccountCredential', 'SKPhysicsJointLimit', 'MKMapSnapshotter', 'AVMediaSelectionGroup', 'NSIndexSet', 'CBPeripheralManager', 'CKRecordZone', 'AVAudioRecorder', 'NSURL', 'CBCentral', 'NSNumber', 'AVAudioOutputNode', 'MTLVertexAttributeDescriptorArray', 'MKETAResponse', 'SKTransition', 'SSReadingList', 'HKSourceQuery', 'UITableViewRowAction', 'UITableView', 'SCNParticlePropertyController', 'AVCaptureStillImageOutput', 'GCController', 'AVAudioPlayerNode', 'AVAudioSessionPortDescription', 'NSHTTPURLResponse', 'NEOnDemandRuleEvaluateConnection', 'SKEffectNode', 'HKQuantity', 'GCControllerElement', 'AVPlayerItemAccessLogEvent', 'SCNBox', 'NSExtensionContext', 'MKOverlayRenderer', 'SCNPhysicsVehicle', 'NSDecimalNumber', 'EKReminder', 'MKPolylineView', 'CKQuery', 'AVAudioMixerNode', 'GKAchievementDescription', 'EKParticipant', 'NSBlockOperation', 'UIActivityItemProvider', 'CLLocation', 'NSBatchUpdateRequest', 'PHContentEditingOutput', 'PHObjectChangeDetails', 'HKWorkoutType', 'MPMoviePlayerController', 'AVAudioFormat', 'HMTrigger', 'MTLRenderPassDepthAttachmentDescriptor', 'SCNRenderer', 'GKScore', 'UISplitViewController', 'HKSource', 'NSURLConnection', 'ABUnknownPersonViewController', 'SCNTechnique', 'UIMenuController', 'NSEvent', 'SKTextureAtlas', 'NSKeyedArchiver', 'GKLeaderboardSet', 'NSSimpleCString', 'AVAudioPCMBuffer', 'CBATTRequest', 'GKMatchRequest', 'AVMetadataObject', 'SKProductsRequest', 'UIAlertView', 'NSIncrementalStore', 'MFMailComposeViewController', 'SCNFloor', 'NSSortDescriptor', 'CKFetchNotificationChangesOperation', 'MPMovieAccessLog', 'NSManagedObjectContext', 'AVAudioUnitGenerator', 'WKBackForwardList', 'SKMutableTexture', 'AVCaptureAudioDataOutput', 'ACAccount', 'AVMetadataItem', 'MPRatingCommandEvent', 'AVCaptureDeviceInputSource', 'CLLocationManager', 'MPRemoteCommand', 'AVCaptureSession', 'UIStepper', 'UIRefreshControl', 'NEEvaluateConnectionRule', 'CKModifyRecordsOperation', 'UICollectionViewTransitionLayout', 'CBCentralManager', 'NSPurgeableData', 'PKShippingMethod', 'SLComposeViewController', 'NSHashTable', 'MKUserTrackingBarButtonItem', 'UILexiconEntry', 'CMMotionActivity', 'SKAction', 'SKShader', 'AVPlayerItemOutput', 'MTLRenderPassAttachmentDescriptor', 'UIDocumentInteractionController', 'UIDynamicItemBehavior', 'NSMutableDictionary', 'UILabel', 'AVCaptureInputPort', 'NSExpression', 'CAInterAppAudioTransportView', 'SKMutablePayment', 'UIImage', 'PHCachingImageManager', 'SCNTransformConstraint', 'HKCorrelationType', 'UIColor', 'SCNGeometrySource', 'AVCaptureAutoExposureBracketedStillImageSettings', 'UIPopoverBackgroundView', 'UIToolbar', 'NSNotificationCenter', 'UICollectionViewLayoutAttributes', 'AVAssetReaderOutputMetadataAdaptor', 'NSEntityMigrationPolicy', 'HMUser', 'NSLocale', 'NSURLSession', 'SCNCamera', 'NSTimeZone', 'UIManagedDocument', 'AVMutableVideoCompositionLayerInstruction', 'AVAssetTrackGroup', 'NSInvocationOperation', 'ALAssetRepresentation', 'AVQueuePlayer', 'HMServiceGroup', 'UIPasteboard', 'PHContentEditingInput', 'NSLayoutManager', 'EKCalendarChooser', 'EKObject', 'CATiledLayer', 'GLKReflectionMapEffect', 'NSManagedObjectID', 'NSEnergyFormatter', 'SLRequest', 'HMCharacteristic', 'AVPlayerLayer', 'MTLRenderPassDescriptor', 'SKPayment', 'NSPointerArray', 'AVAudioMix', 'SCNLight', 'MCAdvertiserAssistant', 'MKMapSnapshotOptions', 'HKCategorySample', 'AVAudioEnvironmentReverbParameters', 'SCNMorpher', 'AVTimedMetadataGroup', 'CBMutableCharacteristic', 'NSFetchRequest', 'UIDevice', 'NSManagedObject', 'NKAssetDownload', 'AVOutputSettingsAssistant', 'SKPhysicsJointPin', 'UITabBar', 'UITextInputMode', 'NSFetchRequestExpression', 'HMActionSet', 'CTSubscriber', 'PHAssetChangeRequest', 'NSPersistentStoreRequest', 'UITabBarController', 'HKQuantitySample', 'AVPlayerItem', 'AVSynchronizedLayer', 'MKDirectionsRequest', 'NSMetadataItem', 'UIPresentationController', 'UINavigationItem', 'PHFetchResultChangeDetails', 'PHImageManager', 'AVCaptureManualExposureBracketedStillImageSettings', 'UIStoryboardPopoverSegue', 'SCNLookAtConstraint', 'UIGravityBehavior', 'UIWindow', 'CBMutableDescriptor', 'NEOnDemandRuleDisconnect', 'UIBezierPath', 'UINavigationController', 'ABPeoplePickerNavigationController', 'EKSource', 'AVAssetWriterInput', 'AVPlayerItemTrack', 'GLKEffectPropertyTexture', 'NSHTTPCookie', 'NSURLResponse', 'SKPaymentQueue', 'NSAssertionHandler', 'MKReverseGeocoder', 'GCControllerAxisInput', 'NSArray', 'NSOrthography', 'NSURLSessionUploadTask', 'NSCharacterSet', 'AVMutableVideoCompositionInstruction', 'AVAssetReaderOutput', 'EAGLContext', 'WKFrameInfo', 'CMPedometer', 'MyClass', 'CKModifyBadgeOperation', 'AVCaptureAudioFileOutput', 'SKEmitterNode', 'NSMachPort', 'AVVideoCompositionCoreAnimationTool', 'PHCollection', 'SCNPhysicsWorld', 'NSURLRequest', 'CMAccelerometerData', 'NSNetServiceBrowser', 'CLFloor', 'AVAsynchronousVideoCompositionRequest', 'SCNGeometry', 'SCNIKConstraint', 'CIKernel', 'CAGradientLayer', 'HKCharacteristicType', 'NSFormatter', 'SCNAction', 'CATransaction', 'CBUUID', 'UIStoryboard', 'MPMediaLibrary', 'UITapGestureRecognizer', 'MPMediaItemArtwork', 'NSURLSessionTask', 'AVAudioUnit', 'MCBrowserViewController', 'UIFontDescriptor', 'NSRelationshipDescription', 'HKSample', 'WKWebView', 'NSMutableAttributedString', 'NSPersistentStoreAsynchronousResult', 'MPNowPlayingInfoCenter', 'MKLocalSearch', 'EAAccessory', 'HKCorrelation', 'CATextLayer', 'NSNotificationQueue', 'UINib', 'GLKTextureLoader', 'HKObjectType', 'NSValue', 'NSMutableIndexSet', 'SKPhysicsContact', 'NSProgress', 'AVPlayerViewController', 'CAScrollLayer', 'GKSavedGame', 'NSTextCheckingResult', 'PHObjectPlaceholder', 'SKConstraint', 'EKEventEditViewController', 'NSEntityDescription', 'NSURLCredentialStorage', 'UIApplication', 'SKDownload', 'SCNNode', 'MKLocalSearchRequest', 'SKScene', 'UISearchDisplayController', 'NEOnDemandRule', 'MTLRenderPassStencilAttachmentDescriptor', 'CAReplicatorLayer', 'UIPrintPageRenderer', 'EKCalendarItem', 'NSUUID', 'EAAccessoryManager', 'NEOnDemandRuleIgnore', 'SKRegion', 'AVAssetResourceLoader', 'EAWiFiUnconfiguredAccessoryBrowser', 'NSUserActivity', 'CTCall', 'UIPrinterPickerController', 'CIVector', 'UINavigationBar', 'UIPanGestureRecognizer', 'MPMediaQuery', 'ABNewPersonViewController', 'CKRecordZoneID', 'HKAnchoredObjectQuery', 'CKFetchRecordZonesOperation', 'UIStoryboardSegue', 'ACAccountType', 'GKSession', 'SKVideoNode', 'PHChange', 'SKReceiptRefreshRequest', 'GCExtendedGamepadSnapshot', 'MPSeekCommandEvent', 'GCExtendedGamepad', 'CAValueFunction', 'SCNCylinder', 'NSNotification', 'NSBatchUpdateResult', 'PKPushCredentials', 'SCNPhysicsSliderJoint', 'AVCaptureDeviceFormat', 'AVPlayerItemErrorLog', 'NSMapTable', 'NSSet', 'CMMotionManager', 'GKVoiceChatService', 'UIPageControl', 'UILexicon', 'MTLArrayType', 'AVAudioUnitReverb', 'MKGeodesicPolyline', 'AVMutableComposition', 'NSLayoutConstraint', 'UIPrinter', 'NSOrderedSet', 'CBAttribute', 'PKPushPayload', 'NSIncrementalStoreNode', 'EKEventStore', 'MPRemoteCommandEvent', 'UISlider', 'UIBlurEffect', 'CKAsset', 'AVCaptureInput', 'AVAudioEngine', 'MTLVertexDescriptor', 'SKPhysicsBody', 'NSOperation', 'PKPaymentPass', 'UIImageAsset', 'MKMapCamera', 'SKProductsResponse', 'GLKEffectPropertyMaterial', 'AVCaptureDevice', 'CTCallCenter', 'CABTMIDILocalPeripheralViewController', 'NEVPNManager', 'HKQuery', 'SCNPhysicsContact', 'CBMutableService', 'AVSampleBufferDisplayLayer', 'SCNSceneSource', 'SKLightNode', 'CKDiscoveredUserInfo', 'NSMutableArray', 'MTLDepthStencilDescriptor', 'MTLArgument', 'NSMassFormatter', 'CIRectangleFeature', 'PKPushRegistry', 'NEVPNConnection', 'MCNearbyServiceBrowser', 'NSOperationQueue', 'MKPolylineRenderer', 'HKWorkout', 'NSValueTransformer', 'UICollectionViewFlowLayout', 'MPChangePlaybackRateCommandEvent', 'NSEntityMapping', 'SKTexture', 'NSMergePolicy', 'UITextInputStringTokenizer', 'NSRecursiveLock', 'AVAsset', 'NSUndoManager', 'AVAudioUnitSampler', 'NSItemProvider', 'SKUniform', 'MPMediaPickerController', 'CKOperation', 'MTLRenderPipelineDescriptor', 'EAWiFiUnconfiguredAccessory', 'NSFileCoordinator', 'SKRequest', 'NSFileHandle', 'NSConditionLock', 'UISegmentedControl', 'NSManagedObjectModel', 'UITabBarItem', 'SCNCone', 'MPMediaItem', 'SCNMaterial', 'EKRecurrenceRule', 'UIEvent', 'UITouch', 'UIPrintInteractionController', 'CMDeviceMotion', 'NEVPNProtocol', 'NSCompoundPredicate', 'HKHealthStore', 'MKMultiPoint', 'HKSampleType', 'UIPrintFormatter', 'AVAudioUnitEQFilterParameters', 'SKView', 'NSConstantString', 'UIPopoverController', 'CKDatabase', 'AVMetadataFaceObject', 'UIAccelerometer', 'EKEventViewController', 'CMAltitudeData', 'MTLStencilDescriptor', 'UISwipeGestureRecognizer', 'NSPort', 'MKCircleRenderer', 'AVCompositionTrack', 'NSAsynchronousFetchRequest', 'NSUbiquitousKeyValueStore', 'NSMetadataQueryResultGroup', 'AVAssetResourceLoadingDataRequest', 'UITableViewHeaderFooterView', 'CKNotificationID', 'AVAudioSession', 'HKUnit', 'NSNull', 'NSPersistentStoreResult', 'MKCircleView', 'AVAudioChannelLayout', 'NEVPNProtocolIKEv2', 'WKProcessPool', 'UIAttachmentBehavior', 'CLBeacon', 'NSInputStream', 'NSURLCache', 'GKPlayer', 'NSMappingModel', 'CIQRCodeFeature', 'AVMutableVideoComposition', 'PHFetchResult', 'NSAttributeDescription', 'AVPlayer', 'MKAnnotationView', 'PKPaymentRequest', 'NSTimer', 'CBDescriptor', 'MKOverlayView', 'AVAudioUnitTimePitch', 'NSSaveChangesRequest', 'UIReferenceLibraryViewController', 'SKPhysicsJointFixed', 'UILocalizedIndexedCollation', 'UIInterpolatingMotionEffect', 'UIDocumentPickerViewController', 'AVAssetWriter', 'NSBundle', 'SKStoreProductViewController', 'GLKViewController', 'NSMetadataQueryAttributeValueTuple', 'GKTurnBasedMatch', 'AVAudioFile', 'UIActivity', 'NSPipe', 'MKShape', 'NSMergeConflict', 'CIImage', 'HKObject', 'UIRotationGestureRecognizer', 'AVPlayerItemLegibleOutput', 'AVAssetImageGenerator', 'GCControllerButtonInput', 'CKMarkNotificationsReadOperation', 'CKSubscription', 'MPTimedMetadata', 'NKIssue', 'UIScreenMode', 'HMAccessoryBrowser', 'GKTurnBasedEventHandler', 'UIWebView', 'MKPolyline', 'JSVirtualMachine', 'AVAssetReader', 'NSAttributedString', 'GKMatchmakerViewController', 'NSCountedSet', 'UIButton', 'WKNavigationResponse', 'GKLocalPlayer', 'MPMovieErrorLog', 'AVSpeechUtterance', 'HKStatistics', 'UILocalNotification', 'HKBiologicalSexObject', 'AVURLAsset', 'CBPeripheral', 'NSDateComponentsFormatter', 'SKSpriteNode', 'UIAccessibilityElement', 'AVAssetWriterInputGroup', 'HMZone', 'AVAssetReaderAudioMixOutput', 'NSEnumerator', 'UIDocument', 'MKLocalSearchResponse', 'UISimpleTextPrintFormatter', 'PHPhotoLibrary', 'CBService', 'UIDocumentMenuViewController', 'MCSession', 'QLPreviewController', 'CAMediaTimingFunction', 'UITextPosition', 'ASIdentifierManager', 'AVAssetResourceLoadingRequest', 'SLComposeServiceViewController', 'UIPinchGestureRecognizer', 'PHObject', 'NSExtensionItem', 'HKSampleQuery', 'MTLRenderPipelineColorAttachmentDescriptorArray', 'MKRouteStep', 'SCNCapsule', 'NSMetadataQuery', 'AVAssetResourceLoadingContentInformationRequest', 'UITraitCollection', 'CTCarrier', 'NSFileSecurity', 'UIAcceleration', 'UIMotionEffect', 'MTLRenderPipelineReflection', 'CLHeading', 'CLVisit', 'MKDirectionsResponse', 'HMAccessory', 'MTLStructType', 'UITextView', 'CMMagnetometerData', 'UICollisionBehavior', 'UIProgressView', 'CKServerChangeToken', 'UISearchBar', 'MKPlacemark', 'AVCaptureConnection', 'NSPropertyMapping', 'ALAssetsFilter', 'SK3DNode', 'AVPlayerItemErrorLogEvent', 'NSJSONSerialization', 'AVAssetReaderVideoCompositionOutput', 'ABPersonViewController', 'CIDetector', 'GKTurnBasedMatchmakerViewController', 'MPMediaItemCollection', 'SCNSphere', 'NSCondition', 'NSURLCredential', 'MIDINetworkConnection', 'NSFileProviderExtension', 'NSDecimalNumberHandler', 'NSAtomicStoreCacheNode', 'NSAtomicStore', 'EKAlarm', 'CKNotificationInfo', 'AVAudioUnitEQ', 'UIPercentDrivenInteractiveTransition', 'MKPolygon', 'AVAssetTrackSegment', 'MTLVertexAttribute', 'NSExpressionDescription', 'HKStatisticsCollectionQuery', 'NSURLAuthenticationChallenge', 'NSDirectoryEnumerator', 'MKDistanceFormatter', 'UIAlertAction', 'NSPropertyListSerialization', 'GKPeerPickerController', 'UIUserNotificationSettings', 'UITableViewController', 'GKNotificationBanner', 'MKPointAnnotation', 'MTLRenderPassColorAttachmentDescriptorArray', 'NSCache', 'SKPhysicsJoint', 'NSXMLParser', 'UIViewController', 'PKPaymentToken', 'MFMessageComposeViewController', 'AVAudioInputNode', 'NSDataDetector', 'CABTMIDICentralViewController', 'AVAudioUnitMIDIInstrument', 'AVCaptureVideoPreviewLayer', 'AVAssetWriterInputPassDescription', 'MPChangePlaybackRateCommand', 'NSURLComponents', 'CAMetalLayer', 'UISnapBehavior', 'AVMetadataMachineReadableCodeObject', 'CKDiscoverUserInfosOperation', 'NSTextAttachment', 'NSException', 'UIMenuItem', 'CMMotionActivityManager', 'SCNGeometryElement', 'NCWidgetController', 'CAEmitterLayer', 'MKUserLocation', 'UIImagePickerController', 'CIFeature', 'AVCaptureDeviceInput', 'ALAsset', 'NSURLSessionDownloadTask', 'SCNPhysicsHingeJoint', 'MPMoviePlayerViewController', 'NSMutableOrderedSet', 'SCNMaterialProperty', 'UIFont', 'AVCaptureVideoDataOutput', 'NSCachedURLResponse', 'ALAssetsLibrary', 'NSInvocation', 'UILongPressGestureRecognizer', 'NSTextStorage', 'WKWebViewConfiguration', 'CIFaceFeature', 'MKMapSnapshot', 'GLKEffectPropertyFog', 'AVComposition', 'CKDiscoverAllContactsOperation', 'AVAudioMixInputParameters', 'CAEmitterBehavior', 'PKPassLibrary', 'UIMutableUserNotificationCategory', 'NSLock', 'NEVPNProtocolIPSec', 'ADBannerView', 'UIDocumentPickerExtensionViewController', 'UIActivityIndicatorView', 'AVPlayerMediaSelectionCriteria', 'CALayer', 'UIAccessibilityCustomAction', 'UIBarButtonItem', 'AVAudioSessionRouteDescription', 'CLBeaconRegion', 'HKBloodTypeObject', 'MTLVertexBufferLayoutDescriptorArray', 'CABasicAnimation', 'AVVideoCompositionInstruction', 'AVMutableTimedMetadataGroup', 'EKRecurrenceEnd', 'NSTextContainer', 'TWTweetComposeViewController', 'PKPaymentAuthorizationViewController', 'UIScrollView', 'WKNavigationAction', 'AVPlayerItemMetadataOutput', 'EKRecurrenceDayOfWeek', 'NSNumberFormatter', 'MTLComputePipelineReflection', 'UIScreen', 'CLRegion', 'NSProcessInfo', 'GLKTextureInfo', 'SCNSkinner', 'AVCaptureMetadataOutput', 'SCNAnimationEvent', 'NSTextTab', 'JSManagedValue', 'NSDate', 'UITextChecker', 'WKBackForwardListItem', 'NSData', 'NSParagraphStyle', 'AVMutableMetadataItem', 'EKCalendar', 'HKWorkoutEvent', 'NSMutableURLRequest', 'UIVideoEditorController', 'HMTimerTrigger', 'AVAudioUnitVarispeed', 'UIDynamicAnimator', 'AVCompositionTrackSegment', 'GCGamepadSnapshot', 'MPMediaEntity', 'GLKSkyboxEffect', 'UISwitch', 'EKStructuredLocation', 'UIGestureRecognizer', 'NSProxy', 'GLKBaseEffect', 'UIPushBehavior', 'GKScoreChallenge', 'NSCoder', 'MPMediaPlaylist', 'NSDateComponents', 'WKUserScript', 'EKEvent', 'NSDateFormatter', 'NSAsynchronousFetchResult', 'AVAssetWriterInputPixelBufferAdaptor', 'UIVisualEffect', 'UICollectionViewCell', 'UITextField', 'CLPlacemark', 'MPPlayableContentManager', 'AVCaptureOutput', 'HMCharacteristicWriteAction', 'CKModifySubscriptionsOperation', 'NSPropertyDescription', 'GCGamepad', 'UIMarkupTextPrintFormatter', 'SCNTube', 'NSPersistentStoreCoordinator', 'AVAudioEnvironmentNode', 'GKMatchmaker', 'CIContext', 'NSThread', 'SLComposeSheetConfigurationItem', 'SKPhysicsJointSliding', 'NSPredicate', 'GKVoiceChat', 'SKCropNode', 'AVCaptureAudioPreviewOutput', 'NSStringDrawingContext', 'GKGameCenterViewController', 'UIPrintPaper', 'SCNPhysicsBallSocketJoint', 'UICollectionViewLayoutInvalidationContext', 'GLKEffectPropertyTransform', 'AVAudioIONode', 'UIDatePicker', 'MKDirections', 'ALAssetsGroup', 'CKRecordZoneNotification', 'SCNScene', 'MPMovieAccessLogEvent', 'CKFetchSubscriptionsOperation', 'CAEmitterCell', 'AVAudioUnitTimeEffect', 'HMCharacteristicMetadata', 'MKPinAnnotationView', 'UIPickerView', 'UIImageView', 'UIUserNotificationCategory', 'SCNPhysicsVehicleWheel', 'HKCategoryType', 'MPMediaQuerySection', 'GKFriendRequestComposeViewController', 'NSError', 'MTLRenderPipelineColorAttachmentDescriptor', 'SCNPhysicsShape', 'UISearchController', 'SCNPhysicsBody', 'CTSubscriberInfo', 'AVPlayerItemAccessLog', 'MPMediaPropertyPredicate', 'CMLogItem', 'NSAutoreleasePool', 'NSSocketPort', 'AVAssetReaderTrackOutput', 'SKNode', 'UIMutableUserNotificationAction', 'SCNProgram', 'AVSpeechSynthesisVoice', 'CMAltimeter', 'AVCaptureAudioChannel', 'GKTurnBasedExchangeReply', 'AVVideoCompositionLayerInstruction', 'AVSpeechSynthesizer', 'GKChallengeEventHandler', 'AVCaptureFileOutput', 'UIControl', 'SCNPhysicsField', 'CKReference', 'LAContext', 'CKRecordID', 'ADInterstitialAd', 'AVAudioSessionDataSourceDescription', 'AVAudioBuffer', 'CIColorKernel', 'GCControllerDirectionPad', 'NSFileManager', 'AVMutableAudioMixInputParameters', 'UIScreenEdgePanGestureRecognizer', 'CAKeyframeAnimation', 'CKQueryNotification', 'PHAdjustmentData', 'EASession', 'AVAssetResourceRenewalRequest', 'UIInputView', 'NSFileWrapper', 'UIResponder', 'NSPointerFunctions', 'UIKeyCommand', 'NSHTTPCookieStorage', 'AVMediaSelectionOption', 'NSRunLoop', 'NSFileAccessIntent', 'CAAnimationGroup', 'MKCircle', 'UIAlertController', 'NSMigrationManager', 'NSDateIntervalFormatter', 'UICollectionViewUpdateItem', 'CKDatabaseOperation', 'PHImageRequestOptions', 'SKReachConstraints', 'CKRecord', 'CAInterAppAudioSwitcherView', 'WKWindowFeatures', 'GKInvite', 'NSMutableData', 'PHAssetCollectionChangeRequest', 'NSMutableParagraphStyle', 'UIDynamicBehavior', 'GLKEffectProperty', 'CKFetchRecordChangesOperation', 'SKShapeNode', 'MPMovieErrorLogEvent', 'MKPolygonView', 'MPContentItem', 'HMAction', 'NSScanner', 'GKAchievementChallenge', 'AVAudioPlayer', 'CKContainer', 'AVVideoComposition', 'NKLibrary', 'NSPersistentStore', 'AVCaptureMovieFileOutput', 'HMRoom', 'GKChallenge', 'UITextRange', 'NSURLProtectionSpace', 'ACAccountStore', 'MPSkipIntervalCommand', 'NSComparisonPredicate', 'HMHome', 'PHVideoRequestOptions', 'NSOutputStream', 'MPSkipIntervalCommandEvent', 'PKAddPassesViewController', 'UITextSelectionRect', 'CTTelephonyNetworkInfo', 'AVTextStyleRule', 'NSFetchedPropertyDescription', 'UIPageViewController', 'CATransformLayer', 'UICollectionViewController', 'AVAudioNode', 'MCNearbyServiceAdvertiser', 'NSObject', 'PHAsset', 'GKLeaderboardViewController', 'CKQueryCursor', 'MPMusicPlayerController', 'MKOverlayPathRenderer', 'CMPedometerData', 'HMService', 'SKFieldNode', 'GKAchievement', 'WKUserContentController', 'AVAssetTrack', 'TWRequest', 'SKLabelNode', 'AVCaptureBracketedStillImageSettings', 'MIDINetworkHost', 'MPMediaPredicate', 'AVFrameRateRange', 'MTLTextureDescriptor', 'MTLVertexBufferLayoutDescriptor', 'MPFeedbackCommandEvent', 'UIUserNotificationAction', 'HKStatisticsQuery', 'SCNParticleSystem', 'NSIndexPath', 'AVVideoCompositionRenderContext', 'CADisplayLink', 'HKObserverQuery', 'UIPopoverPresentationController', 'CKQueryOperation', 'CAEAGLLayer', 'NSMutableString', 'NSMessagePort', 'NSURLQueryItem', 'MTLStructMember', 'AVAudioSessionChannelDescription', 'GLKView', 'UIActivityViewController', 'GKAchievementViewController', 'GKTurnBasedParticipant', 'NSURLProtocol', 'NSUserDefaults', 'NSCalendar', 'SKKeyframeSequence', 'AVMetadataItemFilter', 'CKModifyRecordZonesOperation', 'WKPreferences', 'NSMethodSignature', 'NSRegularExpression', 'EAGLSharegroup', 'AVPlayerItemVideoOutput', 'PHContentEditingInputRequestOptions', 'GKMatch', 'CIColor', 'UIDictationPhrase'}
 COCOA_PROTOCOLS = {'SKStoreProductViewControllerDelegate', 'AVVideoCompositionInstruction', 'AVAudioSessionDelegate', 'GKMatchDelegate', 'NSFileManagerDelegate', 'UILayoutSupport', 'NSCopying', 'UIPrintInteractionControllerDelegate', 'QLPreviewControllerDataSource', 'SKProductsRequestDelegate', 'NSTextStorageDelegate', 'MCBrowserViewControllerDelegate', 'MTLComputeCommandEncoder', 'SCNSceneExportDelegate', 'UISearchResultsUpdating', 'MFMailComposeViewControllerDelegate', 'MTLBlitCommandEncoder', 'NSDecimalNumberBehaviors', 'PHContentEditingController', 'NSMutableCopying', 'UIActionSheetDelegate', 'UIViewControllerTransitioningDelegate', 'UIAlertViewDelegate', 'AVAudioPlayerDelegate', 'MKReverseGeocoderDelegate', 'NSCoding', 'UITextInputTokenizer', 'GKFriendRequestComposeViewControllerDelegate', 'UIActivityItemSource', 'NSCacheDelegate', 'UIAdaptivePresentationControllerDelegate', 'GKAchievementViewControllerDelegate', 'UIViewControllerTransitionCoordinator', 'EKEventEditViewDelegate', 'NSURLConnectionDelegate', 'UITableViewDelegate', 'GKPeerPickerControllerDelegate', 'UIGuidedAccessRestrictionDelegate', 'AVSpeechSynthesizerDelegate', 'AVAudio3DMixing', 'AVPlayerItemLegibleOutputPushDelegate', 'ADInterstitialAdDelegate', 'HMAccessoryBrowserDelegate', 'AVAssetResourceLoaderDelegate', 'UITabBarControllerDelegate', 'CKRecordValue', 'SKPaymentTransactionObserver', 'AVCaptureAudioDataOutputSampleBufferDelegate', 'UIInputViewAudioFeedback', 'GKChallengeListener', 'SKSceneDelegate', 'UIPickerViewDelegate', 'UIWebViewDelegate', 'UIApplicationDelegate', 'GKInviteEventListener', 'MPMediaPlayback', 'MyClassJavaScriptMethods', 'AVAsynchronousKeyValueLoading', 'QLPreviewItem', 'SCNBoundingVolume', 'NSPortDelegate', 'UIContentContainer', 'SCNNodeRendererDelegate', 'SKRequestDelegate', 'SKPhysicsContactDelegate', 'HMAccessoryDelegate', 'UIPageViewControllerDataSource', 'SCNSceneRendererDelegate', 'SCNPhysicsContactDelegate', 'MKMapViewDelegate', 'AVPlayerItemOutputPushDelegate', 'UICollectionViewDelegate', 'UIImagePickerControllerDelegate', 'MTLRenderCommandEncoder', 'PKPaymentAuthorizationViewControllerDelegate', 'UIToolbarDelegate', 'WKUIDelegate', 'SCNActionable', 'NSURLConnectionDataDelegate', 'MKOverlay', 'CBCentralManagerDelegate', 'JSExport', 'NSTextLayoutOrientationProvider', 'UIPickerViewDataSource', 'PKPushRegistryDelegate', 'UIViewControllerTransitionCoordinatorContext', 'NSLayoutManagerDelegate', 'MTLLibrary', 'NSFetchedResultsControllerDelegate', 'ABPeoplePickerNavigationControllerDelegate', 'MTLResource', 'NSDiscardableContent', 'UITextFieldDelegate', 'MTLBuffer', 'MTLSamplerState', 'GKGameCenterControllerDelegate', 'MPMediaPickerControllerDelegate', 'UISplitViewControllerDelegate', 'UIAppearance', 'UIPickerViewAccessibilityDelegate', 'UITraitEnvironment', 'UIScrollViewAccessibilityDelegate', 'ADBannerViewDelegate', 'MPPlayableContentDataSource', 'MTLComputePipelineState', 'NSURLSessionDelegate', 'MTLCommandBuffer', 'NSXMLParserDelegate', 'UIViewControllerRestoration', 'UISearchBarDelegate', 'UIBarPositioning', 'CBPeripheralDelegate', 'UISearchDisplayDelegate', 'CAAction', 'PKAddPassesViewControllerDelegate', 'MCNearbyServiceAdvertiserDelegate', 'MTLDepthStencilState', 'GKTurnBasedMatchmakerViewControllerDelegate', 'MPPlayableContentDelegate', 'AVCaptureVideoDataOutputSampleBufferDelegate', 'UIAppearanceContainer', 'UIStateRestoring', 'UITextDocumentProxy', 'MTLDrawable', 'NSURLSessionTaskDelegate', 'NSFilePresenter', 'AVAudioStereoMixing', 'UIViewControllerContextTransitioning', 'UITextInput', 'CBPeripheralManagerDelegate', 'UITextInputDelegate', 'NSFastEnumeration', 'NSURLAuthenticationChallengeSender', 'SCNProgramDelegate', 'AVVideoCompositing', 'SCNAnimatable', 'NSSecureCoding', 'MCAdvertiserAssistantDelegate', 'GKLocalPlayerListener', 'GLKNamedEffect', 'UIPopoverControllerDelegate', 'AVCaptureMetadataOutputObjectsDelegate', 'NSExtensionRequestHandling', 'UITextSelecting', 'UIPrinterPickerControllerDelegate', 'NCWidgetProviding', 'MTLCommandEncoder', 'NSURLProtocolClient', 'MFMessageComposeViewControllerDelegate', 'UIVideoEditorControllerDelegate', 'WKNavigationDelegate', 'GKSavedGameListener', 'UITableViewDataSource', 'MTLFunction', 'EKCalendarChooserDelegate', 'NSUserActivityDelegate', 'UICollisionBehaviorDelegate', 'NSStreamDelegate', 'MCNearbyServiceBrowserDelegate', 'HMHomeDelegate', 'UINavigationControllerDelegate', 'MCSessionDelegate', 'UIDocumentPickerDelegate', 'UIViewControllerInteractiveTransitioning', 'GKTurnBasedEventListener', 'SCNSceneRenderer', 'MTLTexture', 'GLKViewDelegate', 'EAAccessoryDelegate', 'WKScriptMessageHandler', 'PHPhotoLibraryChangeObserver', 'NSKeyedUnarchiverDelegate', 'AVPlayerItemMetadataOutputPushDelegate', 'NSMachPortDelegate', 'SCNShadable', 'UIPopoverBackgroundViewMethods', 'UIDocumentMenuDelegate', 'UIBarPositioningDelegate', 'ABPersonViewControllerDelegate', 'NSNetServiceBrowserDelegate', 'EKEventViewDelegate', 'UIScrollViewDelegate', 'NSURLConnectionDownloadDelegate', 'UIGestureRecognizerDelegate', 'UINavigationBarDelegate', 'AVAudioMixing', 'NSFetchedResultsSectionInfo', 'UIDocumentInteractionControllerDelegate', 'MTLParallelRenderCommandEncoder', 'QLPreviewControllerDelegate', 'UIAccessibilityReadingContent', 'ABUnknownPersonViewControllerDelegate', 'GLKViewControllerDelegate', 'UICollectionViewDelegateFlowLayout', 'UIPopoverPresentationControllerDelegate', 'UIDynamicAnimatorDelegate', 'NSTextAttachmentContainer', 'MKAnnotation', 'UIAccessibilityIdentification', 'UICoordinateSpace', 'ABNewPersonViewControllerDelegate', 'MTLDevice', 'CAMediaTiming', 'AVCaptureFileOutputRecordingDelegate', 'HMHomeManagerDelegate', 'UITextViewDelegate', 'UITabBarDelegate', 'GKLeaderboardViewControllerDelegate', 'UISearchControllerDelegate', 'EAWiFiUnconfiguredAccessoryBrowserDelegate', 'UITextInputTraits', 'MTLRenderPipelineState', 'GKVoiceChatClient', 'UIKeyInput', 'UICollectionViewDataSource', 'SCNTechniqueSupport', 'NSLocking', 'AVCaptureFileOutputDelegate', 'GKChallengeEventHandlerDelegate', 'UIObjectRestoration', 'CIFilterConstructor', 'AVPlayerItemOutputPullDelegate', 'EAGLDrawable', 'AVVideoCompositionValidationHandling', 'UIViewControllerAnimatedTransitioning', 'NSURLSessionDownloadDelegate', 'UIAccelerometerDelegate', 'UIPageViewControllerDelegate', 'MTLCommandQueue', 'UIDataSourceModelAssociation', 'AVAudioRecorderDelegate', 'GKSessionDelegate', 'NSKeyedArchiverDelegate', 'CAMetalDrawable', 'UIDynamicItem', 'CLLocationManagerDelegate', 'NSMetadataQueryDelegate', 'NSNetServiceDelegate', 'GKMatchmakerViewControllerDelegate', 'NSURLSessionDataDelegate'}
 COCOA_PRIMITIVES = {'ROTAHeader', '__CFBundle', 'MortSubtable', 'AudioFilePacketTableInfo', 'CGPDFOperatorTable', 'KerxStateEntry', 'ExtendedTempoEvent', 'CTParagraphStyleSetting', 'OpaqueMIDIPort', '_GLKMatrix3', '_GLKMatrix2', '_GLKMatrix4', 'ExtendedControlEvent', 'CAFAudioDescription', 'OpaqueCMBlockBuffer', 'CGTextDrawingMode', 'EKErrorCode', 'gss_buffer_desc_struct', 'AudioUnitParameterInfo', '__SCPreferences', '__CTFrame', '__CTLine', 'AudioFile_SMPTE_Time', 'gss_krb5_lucid_context_v1', 'OpaqueJSValue', 'TrakTableEntry', 'AudioFramePacketTranslation', 'CGImageSource', 'OpaqueJSPropertyNameAccumulator', 'JustPCGlyphRepeatAddAction', '__CFBinaryHeap', 'OpaqueMIDIThruConnection', 'opaqueCMBufferQueue', 'OpaqueMusicSequence', 'MortRearrangementSubtable', 'MixerDistanceParams', 'MorxSubtable', 'MIDIObjectPropertyChangeNotification', 'SFNTLookupSegment', 'CGImageMetadataErrors', 'CGPath', 'OpaqueMIDIEndpoint', 'AudioComponentPlugInInterface', 'gss_ctx_id_t_desc_struct', 'sfntFontFeatureSetting', 'OpaqueJSContextGroup', '__SCNetworkConnection', 'AudioUnitParameterValueTranslation', 'CGImageMetadataType', 'CGPattern', 'AudioFileTypeAndFormatID', 'CGContext', 'AUNodeInteraction', 'SFNTLookupTable', 'JustPCDecompositionAction', 'KerxControlPointHeader', 'AudioStreamPacketDescription', 'KernSubtableHeader', '__SecCertificate', 'AUMIDIOutputCallbackStruct', 'MIDIMetaEvent', 'AudioQueueChannelAssignment', 'AnchorPoint', 'JustTable', '__CFNetService', 'CF_BRIDGED_TYPE', 'gss_krb5_lucid_key', 'CGPDFDictionary', 'KerxSubtableHeader', 'CAF_UUID_ChunkHeader', 'gss_krb5_cfx_keydata', 'OpaqueJSClass', 'CGGradient', 'OpaqueMIDISetup', 'JustPostcompTable', '__CTParagraphStyle', 'AudioUnitParameterHistoryInfo', 'OpaqueJSContext', 'CGShading', 'MIDIThruConnectionParams', 'BslnFormat0Part', 'SFNTLookupSingle', '__CFHost', '__SecRandom', '__CTFontDescriptor', '_NSRange', 'sfntDirectory', 'AudioQueueLevelMeterState', 'CAFPositionPeak', 'PropLookupSegment', '__CVOpenGLESTextureCache', 'sfntInstance', '_GLKQuaternion', 'AnkrTable', '__SCNetworkProtocol', 'CAFFileHeader', 'KerxOrderedListHeader', 'CGBlendMode', 'STXEntryOne', 'CAFRegion', 'SFNTLookupTrimmedArrayHeader', 'SCNMatrix4', 'KerxControlPointEntry', 'OpaqueMusicTrack', '_GLKVector4', 'gss_OID_set_desc_struct', 'OpaqueMusicPlayer', '_CFHTTPAuthentication', 'CGAffineTransform', 'CAFMarkerChunk', 'AUHostIdentifier', 'ROTAGlyphEntry', 'BslnTable', 'gss_krb5_lucid_context_version', '_GLKMatrixStack', 'CGImage', 'KernStateEntry', 'SFNTLookupSingleHeader', 'MortLigatureSubtable', 'CAFUMIDChunk', 'SMPTETime', 'CAFDataChunk', 'CGPDFStream', 'AudioFileRegionList', 'STEntryTwo', 'SFNTLookupBinarySearchHeader', 'OpbdTable', '__CTGlyphInfo', 'BslnFormat2Part', 'KerxIndexArrayHeader', 'TrakTable', 'KerxKerningPair', '__CFBitVector', 'KernVersion0SubtableHeader', 'OpaqueAudioComponentInstance', 'AudioChannelLayout', '__CFUUID', 'MIDISysexSendRequest', '__CFNumberFormatter', 'CGImageSourceStatus', 'AudioFileMarkerList', 'AUSamplerBankPresetData', 'CGDataProvider', 'AudioFormatInfo', '__SecIdentity', 'sfntCMapExtendedSubHeader', 'MIDIChannelMessage', 'KernOffsetTable', 'CGColorSpaceModel', 'MFMailComposeErrorCode', 'CGFunction', '__SecTrust', 'AVAudio3DAngularOrientation', 'CGFontPostScriptFormat', 'KernStateHeader', 'AudioUnitCocoaViewInfo', 'CGDataConsumer', 'OpaqueMIDIDevice', 'KernVersion0Header', 'AnchorPointTable', 'CGImageDestination', 'CAFInstrumentChunk', 'AudioUnitMeterClipping', 'MorxChain', '__CTFontCollection', 'STEntryOne', 'STXEntryTwo', 'ExtendedNoteOnEvent', 'CGColorRenderingIntent', 'KerxSimpleArrayHeader', 'MorxTable', '_GLKVector3', '_GLKVector2', 'MortTable', 'CGPDFBox', 'AudioUnitParameterValueFromString', '__CFSocket', 'ALCdevice_struct', 'MIDINoteMessage', 'sfntFeatureHeader', 'CGRect', '__SCNetworkInterface', '__CFTree', 'MusicEventUserData', 'TrakTableData', 'GCQuaternion', 'MortContextualSubtable', '__CTRun', 'AudioUnitFrequencyResponseBin', 'MortChain', 'MorxInsertionSubtable', 'CGImageMetadata', 'gss_auth_identity', 'AudioUnitMIDIControlMapping', 'CAFChunkHeader', 'CGImagePropertyOrientation', 'CGPDFScanner', 'OpaqueMusicEventIterator', 'sfntDescriptorHeader', 'AudioUnitNodeConnection', 'OpaqueMIDIDeviceList', 'ExtendedAudioFormatInfo', 'BslnFormat1Part', 'sfntFontDescriptor', 'KernSimpleArrayHeader', '__CFRunLoopObserver', 'CGPatternTiling', 'MIDINotification', 'MorxLigatureSubtable', 'MessageComposeResult', 'MIDIThruConnectionEndpoint', 'MusicDeviceStdNoteParams', 'opaqueCMSimpleQueue', 'ALCcontext_struct', 'OpaqueAudioQueue', 'PropLookupSingle', 'CGInterpolationQuality', 'CGColor', 'AudioOutputUnitStartAtTimeParams', 'gss_name_t_desc_struct', 'CGFunctionCallbacks', 'CAFPacketTableHeader', 'AudioChannelDescription', 'sfntFeatureName', 'MorxContextualSubtable', 'CVSMPTETime', 'AudioValueRange', 'CGTextEncoding', 'AudioStreamBasicDescription', 'AUNodeRenderCallback', 'AudioPanningInfo', 'KerxOrderedListEntry', '__CFAllocator', 'OpaqueJSPropertyNameArray', '__SCDynamicStore', 'OpaqueMIDIEntity', '__CTRubyAnnotation', 'SCNVector4', 'CFHostClientContext', 'CFNetServiceClientContext', 'AudioUnitPresetMAS_SettingData', 'opaqueCMBufferQueueTriggerToken', 'AudioUnitProperty', 'CAFRegionChunk', 'CGPDFString', '__GLsync', '__CFStringTokenizer', 'JustWidthDeltaEntry', 'sfntVariationAxis', '__CFNetDiagnostic', 'CAFOverviewSample', 'sfntCMapEncoding', 'CGVector', '__SCNetworkService', 'opaqueCMSampleBuffer', 'AUHostVersionIdentifier', 'AudioBalanceFade', 'sfntFontRunFeature', 'KerxCoordinateAction', 'sfntCMapSubHeader', 'CVPlanarPixelBufferInfo', 'AUNumVersion', 'AUSamplerInstrumentData', 'AUPreset', '__CTRunDelegate', 'OpaqueAudioQueueProcessingTap', 'KerxTableHeader', '_NSZone', 'OpaqueExtAudioFile', '__CFRunLoopSource', '__CVMetalTextureCache', 'KerxAnchorPointAction', 'OpaqueJSString', 'AudioQueueParameterEvent', '__CFHTTPMessage', 'OpaqueCMClock', 'ScheduledAudioFileRegion', 'STEntryZero', 'AVAudio3DPoint', 'gss_channel_bindings_struct', 'sfntVariationHeader', 'AUChannelInfo', 'UIOffset', 'GLKEffectPropertyPrv', 'KerxStateHeader', 'CGLineJoin', 'CGPDFDocument', '__CFBag', 'KernOrderedListHeader', '__SCNetworkSet', '__SecKey', 'MIDIObjectAddRemoveNotification', 'AudioUnitParameter', 'JustPCActionSubrecord', 'AudioComponentDescription', 'AudioUnitParameterValueName', 'AudioUnitParameterEvent', 'KerxControlPointAction', 'AudioTimeStamp', 'KernKerningPair', 'gss_buffer_set_desc_struct', 'MortFeatureEntry', 'FontVariation', 'CAFStringID', 'LcarCaretClassEntry', 'AudioUnitParameterStringFromValue', 'ACErrorCode', 'ALMXGlyphEntry', 'LtagTable', '__CTTypesetter', 'AuthorizationOpaqueRef', 'UIEdgeInsets', 'CGPathElement', 'CAFMarker', 'KernTableHeader', 'NoteParamsControlValue', 'SSLContext', 'gss_cred_id_t_desc_struct', 'AudioUnitParameterNameInfo', 'CGDataConsumerCallbacks', 'ALMXHeader', 'CGLineCap', 'MIDIControlTransform', 'CGPDFArray', '__SecPolicy', 'AudioConverterPrimeInfo', '__CTTextTab', '__CFNetServiceMonitor', 'AUInputSamplesInOutputCallbackStruct', '__CTFramesetter', 'CGPDFDataFormat', 'STHeader', 'CVPlanarPixelBufferInfo_YCbCrPlanar', 'MIDIValueMap', 'JustDirectionTable', '__SCBondStatus', 'SFNTLookupSegmentHeader', 'OpaqueCMMemoryPool', 'CGPathDrawingMode', 'CGFont', '__SCNetworkReachability', 'AudioClassDescription', 'CGPoint', 'AVAudio3DVectorOrientation', 'CAFStrings', '__CFNetServiceBrowser', 'opaqueMTAudioProcessingTap', 'sfntNameRecord', 'CGPDFPage', 'CGLayer', 'ComponentInstanceRecord', 'CAFInfoStrings', 'HostCallbackInfo', 'MusicDeviceNoteParams', 'OpaqueVTCompressionSession', 'KernIndexArrayHeader', 'CVPlanarPixelBufferInfo_YCbCrBiPlanar', 'MusicTrackLoopInfo', 'opaqueCMFormatDescription', 'STClassTable', 'sfntDirectoryEntry', 'OpaqueCMTimebase', 'CGDataProviderDirectCallbacks', 'MIDIPacketList', 'CAFOverviewChunk', 'MIDIPacket', 'ScheduledAudioSlice', 'CGDataProviderSequentialCallbacks', 'AudioBuffer', 'MorxRearrangementSubtable', 'CGPatternCallbacks', 'AUDistanceAttenuationData', 'MIDIIOErrorNotification', 'CGPDFContentStream', 'IUnknownVTbl', 'MIDITransform', 'MortInsertionSubtable', 'CABarBeatTime', 'AudioBufferList', '__CVBuffer', 'AURenderCallbackStruct', 'STXEntryZero', 'JustPCDuctilityAction', 'OpaqueAudioQueueTimeline', 'VTDecompressionOutputCallbackRecord', 'OpaqueMIDIClient', '__CFPlugInInstance', 'AudioQueueBuffer', '__CFFileDescriptor', 'AudioUnitConnection', '_GKTurnBasedExchangeStatus', 'LcarCaretTable', 'CVPlanarComponentInfo', 'JustWidthDeltaGroup', 'OpaqueAudioComponent', 'ParameterEvent', '__CVPixelBufferPool', '__CTFont', 'CGColorSpace', 'CGSize', 'AUDependentParameter', 'MIDIDriverInterface', 'gss_krb5_rfc1964_keydata', '__CFDateFormatter', 'LtagStringRange', 'OpaqueVTDecompressionSession', 'gss_iov_buffer_desc_struct', 'AUPresetEvent', 'PropTable', 'KernOrderedListEntry', 'CF_BRIDGED_MUTABLE_TYPE', 'gss_OID_desc_struct', 'AudioUnitPresetMAS_Settings', 'AudioFileMarker', 'JustPCConditionalAddAction', 'BslnFormat3Part', '__CFNotificationCenter', 'MortSwashSubtable', 'AUParameterMIDIMapping', 'SCNVector3', 'OpaqueAudioConverter', 'MIDIRawData', 'sfntNameHeader', '__CFRunLoop', 'MFMailComposeResult', 'CATransform3D', 'OpbdSideValues', 'CAF_SMPTE_Time', '__SecAccessControl', 'JustPCAction', 'OpaqueVTFrameSilo', 'OpaqueVTMultiPassStorage', 'CGPathElementType', 'AudioFormatListItem', 'AudioUnitExternalBuffer', 'AudioFileRegion', 'AudioValueTranslation', 'CGImageMetadataTag', 'CAFPeakChunk', 'AudioBytePacketTranslation', 'sfntCMapHeader', '__CFURLEnumerator', 'STXHeader', 'CGPDFObjectType', 'SFNTLookupArrayHeader'}
diff --git a/pygments/lexers/_lua_builtins.py b/pygments/lexers/_lua_builtins.py
index ca3acb1c..9186d081 100644
--- a/pygments/lexers/_lua_builtins.py
+++ b/pygments/lexers/_lua_builtins.py
@@ -13,8 +13,6 @@
     :license: BSD, see LICENSE for details.
 """
 
-from __future__ import print_function
-
 MODULES = {'basic': ('_G',
            '_VERSION',
            'assert',
@@ -288,7 +286,7 @@ if __name__ == '__main__':  # pragma: no cover
             print('>> %s' % full_function_name)
             m = get_function_module(full_function_name)
             modules.setdefault(m, []).append(full_function_name)
-        modules = {k: tuple(v) for k, v in modules.iteritems()}
+        modules = {k: tuple(v) for k, v in modules.items()}
 
         regenerate(__file__, modules)
 
diff --git a/pygments/lexers/_mapping.py b/pygments/lexers/_mapping.py
index 40189eff..f16b9a87 100644
--- a/pygments/lexers/_mapping.py
+++ b/pygments/lexers/_mapping.py
@@ -13,8 +13,6 @@
     :license: BSD, see LICENSE for details.
 """
 
-from __future__ import print_function
-
 LEXERS = {
     'ABAPLexer': ('pygments.lexers.business', 'ABAP', ('abap',), ('*.abap', '*.ABAP'), ('text/x-abap',)),
     'APLLexer': ('pygments.lexers.apl', 'APL', ('apl',), ('*.apl',), ()),
diff --git a/pygments/lexers/_php_builtins.py b/pygments/lexers/_php_builtins.py
index 44ef2053..39a39057 100644
--- a/pygments/lexers/_php_builtins.py
+++ b/pygments/lexers/_php_builtins.py
@@ -16,8 +16,6 @@
     :license: BSD, see LICENSE for details.
 """
 
-from __future__ import print_function
-
 MODULES = {'.NET': ('dotnet_load',),
  'APC': ('apc_add',
          'apc_bin_dump',
diff --git a/pygments/lexers/_scilab_builtins.py b/pygments/lexers/_scilab_builtins.py
index b26a0085..4b6886f9 100644
--- a/pygments/lexers/_scilab_builtins.py
+++ b/pygments/lexers/_scilab_builtins.py
@@ -3089,6 +3089,6 @@ mclose(fd)\n''' % var_type)
     with open(__file__, 'w') as f:
         f.write(header)
         f.write('# Autogenerated\n\n')
-        for k, v in sorted(new_data.iteritems()):
+        for k, v in sorted(new_data.items()):
             f.write(format_lines(k + '_kw', v) + '\n\n')
         f.write(footer)
diff --git a/pygments/lexers/_sourcemod_builtins.py b/pygments/lexers/_sourcemod_builtins.py
index fa967167..8eb4597c 100644
--- a/pygments/lexers/_sourcemod_builtins.py
+++ b/pygments/lexers/_sourcemod_builtins.py
@@ -12,8 +12,6 @@
     :license: BSD, see LICENSE for details.
 """
 
-from __future__ import print_function
-
 FUNCTIONS = (
     'OnEntityCreated',
     'OnEntityDestroyed',
diff --git a/pygments/lexers/css.py b/pygments/lexers/css.py
index 4c77efe0..6209be0c 100644
--- a/pygments/lexers/css.py
+++ b/pygments/lexers/css.py
@@ -16,7 +16,6 @@ from pygments.lexer import ExtendedRegexLexer, RegexLexer, include, bygroups, \
     default, words, inherit
 from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
     Number, Punctuation
-from pygments.util import iteritems
 
 __all__ = ['CssLexer', 'SassLexer', 'ScssLexer', 'LessCssLexer']
 
@@ -612,7 +611,7 @@ class SassLexer(ExtendedRegexLexer):
             (r"\*/", Comment, '#pop'),
         ],
     }
-    for group, common in iteritems(common_sass_tokens):
+    for group, common in common_sass_tokens.items():
         tokens[group] = copy.copy(common)
     tokens['value'].append((r'\n', Text, 'root'))
     tokens['selector'].append((r'\n', Text, 'root'))
@@ -662,7 +661,7 @@ class ScssLexer(RegexLexer):
             (r"\*/", Comment, '#pop'),
         ],
     }
-    for group, common in iteritems(common_sass_tokens):
+    for group, common in common_sass_tokens.items():
         tokens[group] = copy.copy(common)
     tokens['value'].extend([(r'\n', Text), (r'[;{}]', Punctuation, '#pop')])
     tokens['selector'].extend([(r'\n', Text), (r'[;{}]', Punctuation, '#pop')])
diff --git a/pygments/lexers/dotnet.py b/pygments/lexers/dotnet.py
index 458a9eb4..83946054 100644
--- a/pygments/lexers/dotnet.py
+++ b/pygments/lexers/dotnet.py
@@ -14,7 +14,7 @@ from pygments.lexer import RegexLexer, DelegatingLexer, bygroups, include, \
     using, this, default, words
 from pygments.token import Punctuation, \
     Text, Comment, Operator, Keyword, Name, String, Number, Literal, Other
-from pygments.util import get_choice_opt, iteritems
+from pygments.util import get_choice_opt
 from pygments import unistring as uni
 
 from pygments.lexers.html import XmlLexer
@@ -71,7 +71,7 @@ class CSharpLexer(RegexLexer):
     tokens = {}
     token_variants = True
 
-    for levelname, cs_ident in iteritems(levels):
+    for levelname, cs_ident in levels.items():
         tokens[levelname] = {
             'root': [
                 # method names
@@ -184,7 +184,7 @@ class NemerleLexer(RegexLexer):
     tokens = {}
     token_variants = True
 
-    for levelname, cs_ident in iteritems(levels):
+    for levelname, cs_ident in levels.items():
         tokens[levelname] = {
             'root': [
                 # method names
diff --git a/pygments/lexers/javascript.py b/pygments/lexers/javascript.py
index f290d845..1dcf039f 100644
--- a/pygments/lexers/javascript.py
+++ b/pygments/lexers/javascript.py
@@ -15,7 +15,7 @@ from pygments.lexer import RegexLexer, include, bygroups, default, using, \
     this, words, combined
 from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
     Number, Punctuation, Other
-from pygments.util import get_bool_opt, iteritems
+from pygments.util import get_bool_opt
 import pygments.unistring as uni
 
 __all__ = ['JavascriptLexer', 'KalLexer', 'LiveScriptLexer', 'DartLexer',
@@ -767,9 +767,9 @@ class LassoLexer(RegexLexer):
         self._members = set()
         if self.builtinshighlighting:
             from pygments.lexers._lasso_builtins import BUILTINS, MEMBERS
-            for key, value in iteritems(BUILTINS):
+            for key, value in BUILTINS.items():
                 self._builtins.update(value)
-            for key, value in iteritems(MEMBERS):
+            for key, value in MEMBERS.items():
                 self._members.update(value)
         RegexLexer.__init__(self, **options)
 
diff --git a/pygments/lexers/php.py b/pygments/lexers/php.py
index 680f0573..4f06d216 100644
--- a/pygments/lexers/php.py
+++ b/pygments/lexers/php.py
@@ -15,8 +15,7 @@ from pygments.lexer import RegexLexer, include, bygroups, default, using, \
     this, words
 from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
     Number, Punctuation, Other
-from pygments.util import get_bool_opt, get_list_opt, iteritems, \
-    shebang_matches
+from pygments.util import get_bool_opt, get_list_opt, shebang_matches
 
 __all__ = ['ZephirLexer', 'PhpLexer']
 
@@ -245,7 +244,7 @@ class PhpLexer(RegexLexer):
         self._functions = set()
         if self.funcnamehighlighting:
             from pygments.lexers._php_builtins import MODULES
-            for key, value in iteritems(MODULES):
+            for key, value in MODULES.items():
                 if key not in self.disabledmodules:
                     self._functions.update(value)
         RegexLexer.__init__(self, **options)
diff --git a/pygments/lexers/robotframework.py b/pygments/lexers/robotframework.py
index 642c90c5..ddaddb22 100644
--- a/pygments/lexers/robotframework.py
+++ b/pygments/lexers/robotframework.py
@@ -27,7 +27,6 @@ import re
 
 from pygments.lexer import Lexer
 from pygments.token import Token
-from pygments.util import text_type
 
 __all__ = ['RobotFrameworkLexer']
 
@@ -80,11 +79,11 @@ class RobotFrameworkLexer(Lexer):
             for value, token in row_tokenizer.tokenize(row):
                 for value, token in var_tokenizer.tokenize(value, token):
                     if value:
-                        yield index, token, text_type(value)
+                        yield index, token, str(value)
                         index += len(value)
 
 
-class VariableTokenizer(object):
+class VariableTokenizer:
 
     def tokenize(self, string, token):
         var = VariableSplitter(string, identifiers='$@%&')
@@ -111,7 +110,7 @@ class VariableTokenizer(object):
             yield value, token
 
 
-class RowTokenizer(object):
+class RowTokenizer:
 
     def __init__(self):
         self._table = UnknownTable()
@@ -159,7 +158,7 @@ class RowTokenizer(object):
                 yield value, token
 
 
-class RowSplitter(object):
+class RowSplitter:
     _space_splitter = re.compile('( {2,})')
     _pipe_splitter = re.compile(r'((?:^| +)\|(?: +|$))')
 
@@ -185,7 +184,7 @@ class RowSplitter(object):
         yield rest
 
 
-class Tokenizer(object):
+class Tokenizer:
     _tokens = None
 
     def __init__(self):
@@ -292,7 +291,7 @@ class KeywordCall(Tokenizer):
         return GherkinTokenizer().tokenize(value, KEYWORD)
 
 
-class GherkinTokenizer(object):
+class GherkinTokenizer:
     _gherkin_prefix = re.compile('^(Given|When|Then|And) ', re.IGNORECASE)
 
     def tokenize(self, value, token):
@@ -320,7 +319,7 @@ class ForLoop(Tokenizer):
         return token
 
 
-class _Table(object):
+class _Table:
     _tokenizer_class = None
 
     def __init__(self, prev_tokenizer=None):
diff --git a/pygments/lexers/scripting.py b/pygments/lexers/scripting.py
index 352f535f..a20c54be 100644
--- a/pygments/lexers/scripting.py
+++ b/pygments/lexers/scripting.py
@@ -15,7 +15,7 @@ from pygments.lexer import RegexLexer, include, bygroups, default, combined, \
     words
 from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
     Number, Punctuation, Error, Whitespace, Other
-from pygments.util import get_bool_opt, get_list_opt, iteritems
+from pygments.util import get_bool_opt, get_list_opt
 
 __all__ = ['LuaLexer', 'MoonScriptLexer', 'ChaiscriptLexer', 'LSLLexer',
            'AppleScriptLexer', 'RexxLexer', 'MOOCodeLexer', 'HybrisLexer',
@@ -142,7 +142,7 @@ class LuaLexer(RegexLexer):
         self._functions = set()
         if self.func_name_highlighting:
             from pygments.lexers._lua_builtins import MODULES
-            for mod, func in iteritems(MODULES):
+            for mod, func in MODULES.items():
                 if mod not in self.disabled_modules:
                     self._functions.update(func)
         RegexLexer.__init__(self, **options)
diff --git a/pygments/lexers/special.py b/pygments/lexers/special.py
index 4016c594..e97f1944 100644
--- a/pygments/lexers/special.py
+++ b/pygments/lexers/special.py
@@ -10,10 +10,11 @@
 """
 
 import re
+from io import BytesIO
 
 from pygments.lexer import Lexer
 from pygments.token import Token, Error, Text
-from pygments.util import get_choice_opt, text_type, BytesIO
+from pygments.util import get_choice_opt
 
 
 __all__ = ['TextLexer', 'RawTokenLexer']
@@ -64,7 +65,7 @@ class RawTokenLexer(Lexer):
         Lexer.__init__(self, **options)
 
     def get_tokens(self, text):
-        if isinstance(text, text_type):
+        if isinstance(text, str):
             # raw token stream never has any non-ASCII characters
             text = text.encode('ascii')
         if self.compress == 'gz':
diff --git a/pygments/lexers/sql.py b/pygments/lexers/sql.py
index afcaa6d4..0c45b14d 100644
--- a/pygments/lexers/sql.py
+++ b/pygments/lexers/sql.py
@@ -44,7 +44,6 @@ from pygments.lexer import Lexer, RegexLexer, do_insertions, bygroups, words
 from pygments.token import Punctuation, Whitespace, Text, Comment, Operator, \
     Keyword, Name, String, Number, Generic
 from pygments.lexers import get_lexer_by_name, ClassNotFound
-from pygments.util import iteritems
 
 from pygments.lexers._postgres_builtins import KEYWORDS, DATATYPES, \
     PSEUDO_TYPES, PLPGSQL_KEYWORDS
@@ -106,7 +105,7 @@ def language_callback(lexer, match):
     yield (match.start(7), String, match.group(7))
 
 
-class PostgresBase(object):
+class PostgresBase:
     """Base class for Postgres-related lexers.
 
     This is implemented as a mixin to avoid the Lexer metaclass kicking in.
@@ -212,7 +211,7 @@ class PlPgsqlLexer(PostgresBase, RegexLexer):
     mimetypes = ['text/x-plpgsql']
 
     flags = re.IGNORECASE
-    tokens = {k: l[:] for (k, l) in iteritems(PostgresLexer.tokens)}
+    tokens = {k: l[:] for (k, l) in PostgresLexer.tokens.items()}
 
     # extend the keywords list
     for i, pattern in enumerate(tokens['root']):
@@ -246,7 +245,7 @@ class PsqlRegexLexer(PostgresBase, RegexLexer):
     aliases = []    # not public
 
     flags = re.IGNORECASE
-    tokens = {k: l[:] for (k, l) in iteritems(PostgresLexer.tokens)}
+    tokens = {k: l[:] for (k, l) in PostgresLexer.tokens.items()}
 
     tokens['root'].append(
         (r'\\[^\s]+', Keyword.Pseudo, 'psql-command'))
@@ -271,7 +270,7 @@ re_message = re.compile(
     r'FATAL|HINT|DETAIL|CONTEXT|LINE [0-9]+):)(.*?\n)')
 
 
-class lookahead(object):
+class lookahead:
     """Wrap an iterator and allow pushing back an item."""
     def __init__(self, x):
         self.iter = iter(x)
diff --git a/pygments/scanner.py b/pygments/scanner.py
index bcb19ed9..c7f9ab50 100644
--- a/pygments/scanner.py
+++ b/pygments/scanner.py
@@ -25,7 +25,7 @@ class EndOfText(RuntimeError):
     """
 
 
-class Scanner(object):
+class Scanner:
     """
     Simple scanner
 
diff --git a/pygments/sphinxext.py b/pygments/sphinxext.py
index 282693e7..022548a6 100644
--- a/pygments/sphinxext.py
+++ b/pygments/sphinxext.py
@@ -10,8 +10,6 @@
     :license: BSD, see LICENSE for details.
 """
 
-from __future__ import print_function
-
 import sys
 
 from docutils import nodes
diff --git a/pygments/style.py b/pygments/style.py
index 73264577..8f50feb1 100644
--- a/pygments/style.py
+++ b/pygments/style.py
@@ -10,7 +10,6 @@
 """
 
 from pygments.token import Token, STANDARD_TYPES
-from pygments.util import add_metaclass
 
 # Default mapping of ansixxx to RGB colors.
 _ansimap = {
@@ -169,8 +168,7 @@ class StyleMeta(type):
         return len(cls._styles)
 
 
-@add_metaclass(StyleMeta)
-class Style(object):
+class Style(metaclass=StyleMeta):
 
     #: overall background color (``None`` means transparent)
     background_color = '#ffffff'
diff --git a/pygments/unistring.py b/pygments/unistring.py
index dd011cf0..466ebdb6 100644
--- a/pygments/unistring.py
+++ b/pygments/unistring.py
@@ -156,10 +156,6 @@ def _handle_runs(char_list):  # pragma: no cover
 if __name__ == '__main__':  # pragma: no cover
     import unicodedata
 
-    # we need Py3 for the determination of the XID_* properties
-    if sys.version_info[:2] < (3, 3):
-        raise RuntimeError('this file must be regenerated with Python 3.3+')
-
     categories_bmp = {'xid_start': [], 'xid_continue': []}
     categories_nonbmp = {'xid_start': [], 'xid_continue': []}
 
diff --git a/pygments/util.py b/pygments/util.py
index 59669d2b..92e4f259 100644
--- a/pygments/util.py
+++ b/pygments/util.py
@@ -11,6 +11,7 @@
 
 import re
 import sys
+from io import TextIOWrapper
 
 
 split_path_re = re.compile(r'[/\\ ]')
@@ -53,7 +54,7 @@ def get_bool_opt(options, optname, default=None):
         return string
     elif isinstance(string, int):
         return bool(string)
-    elif not isinstance(string, string_types):
+    elif not isinstance(string, str):
         raise OptionError('Invalid type %r for option %s; use '
                           '1/0, yes/no, true/false, on/off' % (
                               string, optname))
@@ -83,7 +84,7 @@ def get_int_opt(options, optname, default=None):
 
 def get_list_opt(options, optname, default=None):
     val = options.get(optname, default)
-    if isinstance(val, string_types):
+    if isinstance(val, str):
         return val.split()
     elif isinstance(val, (list, tuple)):
         return list(val)
@@ -224,7 +225,7 @@ def unirange(a, b):
 
     if sys.maxunicode > 0xffff:
         # wide build
-        return u'[%s-%s]' % (unichr(a), unichr(b))
+        return u'[%s-%s]' % (chr(a), chr(b))
     else:
         # narrow build stores surrogates, and the 're' module handles them
         # (incorrectly) as characters.  Since there is still ordering among
@@ -232,24 +233,23 @@ def unirange(a, b):
         # background in http://bugs.python.org/issue3665 and
         # http://bugs.python.org/issue12749
         #
-        # Additionally, the lower constants are using unichr rather than
+        # Additionally, the lower constants are using chr rather than
         # literals because jython [which uses the wide path] can't load this
         # file if they are literals.
         ah, al = _surrogatepair(a)
         bh, bl = _surrogatepair(b)
         if ah == bh:
-            return u'(?:%s[%s-%s])' % (unichr(ah), unichr(al), unichr(bl))
+            return u'(?:%s[%s-%s])' % (chr(ah), chr(al), chr(bl))
         else:
             buf = []
-            buf.append(u'%s[%s-%s]' %
-                       (unichr(ah), unichr(al),
-                        ah == bh and unichr(bl) or unichr(0xdfff)))
+            buf.append(u'%s[%s-%s]' % (chr(ah), chr(al),
+                                       ah == bh and chr(bl) or chr(0xdfff)))
             if ah - bh > 1:
                 buf.append(u'[%s-%s][%s-%s]' %
-                           unichr(ah+1), unichr(bh-1), unichr(0xdc00), unichr(0xdfff))
+                           chr(ah+1), chr(bh-1), chr(0xdc00), chr(0xdfff))
             if ah != bh:
                 buf.append(u'%s[%s-%s]' %
-                           (unichr(bh), unichr(0xdc00), unichr(bl)))
+                           (chr(bh), chr(0xdc00), chr(bl)))
 
             return u'(?:' + u'|'.join(buf) + u')'
 
@@ -289,7 +289,7 @@ def duplicates_removed(it, already_seen=()):
     return lst
 
 
-class Future(object):
+class Future:
     """Generic class to defer some work.
 
     Handled specially in RegexLexerMeta, to support regex string construction at
@@ -345,44 +345,7 @@ def terminal_encoding(term):
     return locale.getpreferredencoding()
 
 
-# Python 2/3 compatibility
-
-if sys.version_info < (3, 0):
-    unichr = unichr
-    xrange = xrange
-    string_types = (str, unicode)
-    text_type = unicode
-    u_prefix = 'u'
-    iteritems = dict.iteritems
-    itervalues = dict.itervalues
-    import StringIO
-    import cStringIO
-    # unfortunately, io.StringIO in Python 2 doesn't accept str at all
-    StringIO = StringIO.StringIO
-    BytesIO = cStringIO.StringIO
-else:
-    unichr = chr
-    xrange = range
-    string_types = (str,)
-    text_type = str
-    u_prefix = ''
-    iteritems = dict.items
-    itervalues = dict.values
-    from io import StringIO, BytesIO, TextIOWrapper
-
-    class UnclosingTextIOWrapper(TextIOWrapper):
-        # Don't close underlying buffer on destruction.
-        def close(self):
-            self.flush()
-
-
-def add_metaclass(metaclass):
-    """Class decorator for creating a class with a metaclass."""
-    def wrapper(cls):
-        orig_vars = cls.__dict__.copy()
-        orig_vars.pop('__dict__', None)
-        orig_vars.pop('__weakref__', None)
-        for slots_var in orig_vars.get('__slots__', ()):
-            orig_vars.pop(slots_var)
-        return metaclass(cls.__name__, cls.__bases__, orig_vars)
-    return wrapper
+class UnclosingTextIOWrapper(TextIOWrapper):
+    # Don't close underlying buffer on destruction.
+    def close(self):
+        self.flush()