Drop all Python 2 compat code

We only support 3.4+ now.

36 files changed, 14 insertions, 262 deletions

diff --git a/giscanner/__init__.py b/giscanner/__init__.py
index 391d36bd..79c537e8 100644
--- a/giscanner/__init__.py
+++ b/giscanner/__init__.py
@@ -17,7 +17,6 @@
 # Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 # Boston, MA 02111-1307, USA.
 #
-from __future__ import absolute_import
 import os
 builddir = os.environ.get('UNINSTALLED_INTROSPECTION_BUILDDIR')
 if builddir is not None:
diff --git a/giscanner/annotationmain.py b/giscanner/annotationmain.py
index 3d2811e9..1f29a827 100644
--- a/giscanner/annotationmain.py
+++ b/giscanner/annotationmain.py
@@ -18,11 +18,6 @@
 # 02110-1301, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import sys
 import optparse
 import codecs
@@ -38,15 +33,11 @@ from giscanner.scannermain import (get_preprocessor_option_group,
 @contextmanager
 def encode_stdout(encoding):
     """Force stdout into a specific encoding."""
-    # Python 2 does not encode stdout writes so wrap it with 'encoding' encoded writer.
     # Python 3 uses a io.TextIOBase wrapped stdout with the system default encoding.
     # Re-wrap the underlying buffer with a new writer with the given 'encoding'.
     # See: https://docs.python.org/3/library/sys.html#sys.stdout
     old_stdout = sys.stdout
-    if sys.version_info.major < 3:
-        binary_stdout = sys.stdout
-    else:
-        binary_stdout = sys.stdout.buffer
+    binary_stdout = sys.stdout.buffer
 
     sys.stdout = codecs.getwriter(encoding)(binary_stdout)
     yield
diff --git a/giscanner/annotationparser.py b/giscanner/annotationparser.py
index 1b82b355..9ab629b3 100644
--- a/giscanner/annotationparser.py
+++ b/giscanner/annotationparser.py
@@ -106,12 +106,6 @@ Refer to the `GTK-Doc manual`_ for more detailed usage information.
         http://developer.gnome.org/gtk-doc-manual/1.18/documenting.html.en
 '''
 
-
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import re
 import operator
diff --git a/giscanner/ast.py b/giscanner/ast.py
index b24efadb..2daccdfb 100644
--- a/giscanner/ast.py
+++ b/giscanner/ast.py
@@ -19,11 +19,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import copy
 import operator
 from itertools import chain
diff --git a/giscanner/cachestore.py b/giscanner/cachestore.py
index 58b3193c..5cfb49a5 100644
--- a/giscanner/cachestore.py
+++ b/giscanner/cachestore.py
@@ -18,11 +18,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import errno
 import glob
 import hashlib
@@ -30,11 +25,7 @@ import os
 import shutil
 import sys
 import tempfile
-
-try:
-    import cPickle as pickle
-except ImportError:
-    import pickle
+import pickle
 
 import giscanner
 
diff --git a/giscanner/ccompiler.py b/giscanner/ccompiler.py
index d327c581..5db04535 100644
--- a/giscanner/ccompiler.py
+++ b/giscanner/ccompiler.py
@@ -271,10 +271,6 @@ class CCompiler(object):
             args.append('dumpbin.exe')
             args.append('-symbols')
 
-            # Work around the attempt to resolve m.lib on Python 2.x
-            if sys.version_info.major < 3:
-                libraries[:] = [lib for lib in libraries if lib != 'm']
-
         # When we are not using Visual C++ (i.e. we are using GCC)...
         else:
             libtool = utils.get_libtool_command(options)
diff --git a/giscanner/codegen.py b/giscanner/codegen.py
index 0d4a8d8b..ce07aaa1 100644
--- a/giscanner/codegen.py
+++ b/giscanner/codegen.py
@@ -18,12 +18,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import with_statement
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 from contextlib import contextmanager
 
 from . import ast
diff --git a/giscanner/docmain.py b/giscanner/docmain.py
index 5efcf1fe..6ef1de4e 100644
--- a/giscanner/docmain.py
+++ b/giscanner/docmain.py
@@ -18,11 +18,6 @@
 # 02110-1301, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import argparse
 
diff --git a/giscanner/docwriter.py b/giscanner/docwriter.py
index a29ba374..15e68433 100644
--- a/giscanner/docwriter.py
+++ b/giscanner/docwriter.py
@@ -21,11 +21,6 @@
 # 02110-1301, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import re
 import sys
diff --git a/giscanner/dumper.py b/giscanner/dumper.py
index 2c668f5a..2b851a53 100644
--- a/giscanner/dumper.py
+++ b/giscanner/dumper.py
@@ -19,11 +19,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import sys
 import shlex
diff --git a/giscanner/gdumpparser.py b/giscanner/gdumpparser.py
index cd9d94d2..1730fee5 100644
--- a/giscanner/gdumpparser.py
+++ b/giscanner/gdumpparser.py
@@ -18,11 +18,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import sys
 import tempfile
diff --git a/giscanner/girparser.py b/giscanner/girparser.py
index 45246307..3bc4a6f4 100644
--- a/giscanner/girparser.py
+++ b/giscanner/girparser.py
@@ -18,11 +18,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 
 from collections import OrderedDict
diff --git a/giscanner/girwriter.py b/giscanner/girwriter.py
index 6bbb054d..91875a2d 100644
--- a/giscanner/girwriter.py
+++ b/giscanner/girwriter.py
@@ -19,12 +19,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import with_statement
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 
 from . import ast
diff --git a/giscanner/introspectablepass.py b/giscanner/introspectablepass.py
index 072494bd..e2056b42 100644
--- a/giscanner/introspectablepass.py
+++ b/giscanner/introspectablepass.py
@@ -16,10 +16,6 @@
 # Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 # Boston, MA 02111-1307, USA.
 #
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
 
 from . import ast
 from . import message
diff --git a/giscanner/libtoolimporter.py b/giscanner/libtoolimporter.py
index 0135bb82..c8501035 100644
--- a/giscanner/libtoolimporter.py
+++ b/giscanner/libtoolimporter.py
@@ -18,11 +18,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import imp
 import os
 import sys
diff --git a/giscanner/maintransformer.py b/giscanner/maintransformer.py
index e931fcdb..b67dcb7f 100644
--- a/giscanner/maintransformer.py
+++ b/giscanner/maintransformer.py
@@ -17,11 +17,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import re
 
 from . import ast
diff --git a/giscanner/message.py b/giscanner/message.py
index abbb3dc5..f693af60 100644
--- a/giscanner/message.py
+++ b/giscanner/message.py
@@ -20,11 +20,6 @@
 # 02110-1301, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import sys
 import operator
diff --git a/giscanner/scannermain.py b/giscanner/scannermain.py
index ceca66f4..143dd6eb 100644
--- a/giscanner/scannermain.py
+++ b/giscanner/scannermain.py
@@ -20,11 +20,6 @@
 # 02110-1301, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import errno
 import optparse
 import os
diff --git a/giscanner/sectionparser.py b/giscanner/sectionparser.py
index e8e584d3..ed4660fe 100644
--- a/giscanner/sectionparser.py
+++ b/giscanner/sectionparser.py
@@ -17,11 +17,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import re
 from . import ast
 from .utils import to_underscores
diff --git a/giscanner/shlibs.py b/giscanner/shlibs.py
index f70c54da..8b4924da 100644
--- a/giscanner/shlibs.py
+++ b/giscanner/shlibs.py
@@ -19,11 +19,6 @@
 # 02110-1301, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import platform
 import re
diff --git a/giscanner/sourcescanner.py b/giscanner/sourcescanner.py
index d867a4e9..5c83992c 100644
--- a/giscanner/sourcescanner.py
+++ b/giscanner/sourcescanner.py
@@ -18,12 +18,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import with_statement
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import tempfile
 
diff --git a/giscanner/testcodegen.py b/giscanner/testcodegen.py
index 846e1511..e3ffdab9 100644
--- a/giscanner/testcodegen.py
+++ b/giscanner/testcodegen.py
@@ -18,21 +18,11 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
-import sys
+from io import StringIO
 
 from . import ast
 from .codegen import CCodeGenerator
 
-if sys.version_info.major < 3:
-    from StringIO import StringIO
-else:
-    from io import StringIO
-
 DEFAULT_C_VALUES = {ast.TYPE_ANY: 'NULL',
                     ast.TYPE_STRING: '""',
                     ast.TYPE_FILENAME: '""',
diff --git a/giscanner/transformer.py b/giscanner/transformer.py
index bb0eb3e0..1c406e98 100644
--- a/giscanner/transformer.py
+++ b/giscanner/transformer.py
@@ -18,11 +18,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import sys
 import subprocess
diff --git a/giscanner/utils.py b/giscanner/utils.py
index bdb90714..25160c3e 100644
--- a/giscanner/utils.py
+++ b/giscanner/utils.py
@@ -17,12 +17,7 @@
 # Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 # Boston, MA 02111-1307, USA.
 #
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
 
-import errno
 import re
 import os
 import subprocess
@@ -218,39 +213,6 @@ def which(program):
     return None
 
 
-def makedirs(name, mode=0o777, exist_ok=False):
-    """Super-mkdir; create a leaf directory and all intermediate ones.  Works like
-    mkdir, except that any intermediate path segment (not just the rightmost)
-    will be created if it does not exist. If the target directory already
-    exists, raise an OSError if exist_ok is False. Otherwise no exception is
-    raised.  This is recursive.
-
-    Note: This function has been imported from Python 3.4 sources and adapted to work
-    with Python 2.X because get_user_cache_dir() uses the exist_ok parameter. It can
-    be removed again when Python 2.X support is dropped.
-    """
-    head, tail = os.path.split(name)
-    if not tail:
-        head, tail = os.path.split(head)
-    if head and tail and not os.path.exists(head):
-        try:
-            makedirs(head, mode, exist_ok)
-        except (IOError, OSError) as e:
-            # be happy if someone already created the path
-            if e.errno != errno.EEXIST:
-                raise
-        cdir = os.path.curdir
-        if isinstance(tail, bytes):
-            cdir = os.path.curdir.encode("ascii")
-        if tail == cdir:           # xxx/newdir/. exists if xxx/newdir exists
-            return
-    try:
-        os.mkdir(name, mode)
-    except (IOError, OSError) as e:
-        if not exist_ok or e.errno != errno.EEXIST or not os.path.isdir(name):
-            raise
-
-
 def get_user_cache_dir(dir=None):
     '''
     This is a Python reimplemention of `g_get_user_cache_dir()` because we don't want to
@@ -263,7 +225,7 @@ def get_user_cache_dir(dir=None):
         if dir is not None:
             xdg_cache_home = os.path.join(xdg_cache_home, dir)
         try:
-            makedirs(xdg_cache_home, mode=0o755, exist_ok=True)
+            os.makedirs(xdg_cache_home, mode=0o755, exist_ok=True)
         except EnvironmentError:
             # Let's fall back to ~/.cache below
             pass
@@ -276,7 +238,7 @@ def get_user_cache_dir(dir=None):
         if dir is not None:
             cachedir = os.path.join(cachedir, dir)
         try:
-            makedirs(cachedir, mode=0o755, exist_ok=True)
+            os.makedirs(cachedir, mode=0o755, exist_ok=True)
         except EnvironmentError:
             return None
         else:
diff --git a/giscanner/xmlwriter.py b/giscanner/xmlwriter.py
index 099f9e1b..62d30311 100755
--- a/giscanner/xmlwriter.py
+++ b/giscanner/xmlwriter.py
@@ -18,23 +18,10 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import with_statement
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
-import sys
-
+from io import StringIO
 from contextlib import contextmanager
 from xml.sax.saxutils import escape, quoteattr
 
-if sys.version_info.major < 3:
-    from StringIO import StringIO
-else:
-    from io import StringIO
-    unicode = str
-
 
 def _calc_attrs_length(attributes, indent, self_indent):
     if indent == -1:
@@ -141,7 +128,7 @@ class XMLWriter(object):
     def write_line(self, line='', indent=True, do_escape=False):
         if isinstance(line, bytes):
             line = line.decode('utf-8')
-        assert isinstance(line, unicode)
+        assert isinstance(line, str)
         if do_escape:
             line = escape(line)
         if indent:
diff --git a/misc/update-glib-annotations.py b/misc/update-glib-annotations.py
index 89e1780c..241439db 100755
--- a/misc/update-glib-annotations.py
+++ b/misc/update-glib-annotations.py
@@ -3,11 +3,6 @@
 # e.g.:
 #   ./update-glib-annotations.py ../../glib ../../glib/_build
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import sys
 
diff --git a/misc/update-gtkdoc-tests.py b/misc/update-gtkdoc-tests.py
index 4c1ec138..22098430 100644
--- a/misc/update-gtkdoc-tests.py
+++ b/misc/update-gtkdoc-tests.py
@@ -161,10 +161,6 @@ def parsed2tree(docblock):
 
 
 if __name__ == '__main__':
-    if sys.version_info < (3, 0):
-        print('Sorry, update-gtkdoc-tests.py requires Python 3.x')
-        sys.exit(1)
-
     gi_tests = os.path.abspath(os.path.join(os.path.dirname(__file__), '..', 'tests', 'scanner', 'annotationparser', 'gtkdoc'))
 
     gtkdoc_tests = None
diff --git a/tests/offsets/gen-gitestoffsets b/tests/offsets/gen-gitestoffsets
index 94a2062d..2e9bc5fb 100755
--- a/tests/offsets/gen-gitestoffsets
+++ b/tests/offsets/gen-gitestoffsets
@@ -19,8 +19,6 @@
 # 02110-1301, USA.
 #
 
-from __future__ import print_function
-
 # The idea here is that we want to compare offset information two ways:
 #
 #  1) As generated by the compiler
diff --git a/tests/scanner/annotationparser/test_parser.py b/tests/scanner/annotationparser/test_parser.py
index b676a508..368eb728 100644
--- a/tests/scanner/annotationparser/test_parser.py
+++ b/tests/scanner/annotationparser/test_parser.py
@@ -25,14 +25,8 @@ test_parser.py
 Tests ensuring annotationparser.py continues to function correctly.
 '''
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import difflib
 import os
-import sys
 import subprocess
 import unittest
 import xml.etree.ElementTree as etree
@@ -41,11 +35,6 @@ from giscanner.annotationparser import GtkDocCommentBlockParser, GtkDocCommentBl
 from giscanner.ast import Namespace
 from giscanner.message import MessageLogger, WARNING, ERROR, FATAL
 
-if sys.version_info.major < 3:
-    encode_name = lambda s: s.encode('ascii')
-else:
-    encode_name = lambda s: s
-
 
 XML_NS = 'http://schemas.gnome.org/gobject-introspection/2013/test'
 XML_SCHEMA = os.path.abspath(os.path.join(os.path.dirname(__file__), 'tests.xsd'))
@@ -406,7 +395,7 @@ def create_test_case(logger, tests_dir, tests_file):
     for counter, test in enumerate(tests_tree.findall(ns('{}test'))):
         test_name = 'test_%03d' % (counter + 1)
         test_method = TestCommentBlock.__create_test__(logger, test)
-        test_method.__name__ = encode_name(test_name)
+        test_method.__name__ = test_name
         test_methods[test_name] = test_method
 
     # Dynamically generate a new subclass of TestCommentBlock in TitleCase
@@ -414,7 +403,7 @@ def create_test_case(logger, tests_dir, tests_file):
     test_class_name = os.path.relpath(tests_file[:-4], tests_dir)
     test_class_name = test_class_name.replace('/', ' ').replace('\\', ' ').replace('.', ' ')
     test_class_name = 'Test' + test_class_name.title().replace(' ', '')
-    return type(encode_name(test_class_name), (TestCommentBlock,), test_methods)
+    return type(test_class_name, (TestCommentBlock,), test_methods)
 
 
 def create_test_cases():
diff --git a/tests/scanner/annotationparser/test_patterns.py b/tests/scanner/annotationparser/test_patterns.py
index 0a0e3175..131d6282 100644
--- a/tests/scanner/annotationparser/test_patterns.py
+++ b/tests/scanner/annotationparser/test_patterns.py
@@ -29,12 +29,6 @@ should match, resulting symbolic groups are verified
 against the expected output.
 '''
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
-import sys
 import unittest
 
 from giscanner.annotationparser import (COMMENT_BLOCK_START_RE, COMMENT_BLOCK_END_RE,
@@ -43,11 +37,6 @@ from giscanner.annotationparser import (COMMENT_BLOCK_START_RE, COMMENT_BLOCK_EN
                                         SIGNAL_RE, PARAMETER_RE, TAG_RE,
                                         TAG_VALUE_VERSION_RE, TAG_VALUE_STABILITY_RE)
 
-if sys.version_info.major < 3:
-    encode_name = lambda s: s.encode('ascii')
-else:
-    encode_name = lambda s: s
-
 
 comment_start_tests = [
     (COMMENT_BLOCK_START_RE, '/**',
@@ -902,10 +891,10 @@ def create_test_case(tests_class_name, testcases):
     for counter, test in enumerate(testcases):
         test_name = 'test_%03d' % (counter + 1)
         test_method = create_test_method(test)
-        test_method.__name__ = encode_name(test_name)
+        test_method.__name__ = test_name
         test_methods[test_name] = test_method
 
-    return type(encode_name(tests_class_name), (unittest.TestCase,), test_methods)
+    return type(tests_class_name, (unittest.TestCase,), test_methods)
 
 
 def create_test_cases():
diff --git a/tests/scanner/test_pkgconfig.py b/tests/scanner/test_pkgconfig.py
index e81dedb6..8b654e38 100644
--- a/tests/scanner/test_pkgconfig.py
+++ b/tests/scanner/test_pkgconfig.py
@@ -18,11 +18,6 @@
 # Boston, MA 02111-1307, USA.
 #
 
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import contextlib
 import os
 import sys
@@ -88,9 +83,7 @@ class PkgConfigTest(unittest.TestCase):
         with pkg_config_script(s) as command:
             pkgconfig.libs(['a', 'b-42.0'], command=command)
 
-    @unittest.skipIf(
-        sys.version_info < (3, 0) or os.name == "nt",
-        "Python 2 defaults to ascii encoding in text file I/O and nothing is done to change that")
+    @unittest.skipIf(os.name == "nt", "FIXME")
     def test_non_ascii_output(self):
         with pkg_config_script("""print("-L'zażółć gęślą jaźń'")""") as command:
             flags = pkgconfig.cflags(['test-1.0'], command=command)
diff --git a/tests/scanner/test_shlibs.py b/tests/scanner/test_shlibs.py
index c3e28892..f3fb0d2e 100644
--- a/tests/scanner/test_shlibs.py
+++ b/tests/scanner/test_shlibs.py
@@ -1,8 +1,3 @@
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import unittest
 
 from giscanner.shlibs import resolve_from_ldd_output
diff --git a/tests/scanner/test_sourcescanner.py b/tests/scanner/test_sourcescanner.py
index 831af486..3963683d 100644
--- a/tests/scanner/test_sourcescanner.py
+++ b/tests/scanner/test_sourcescanner.py
@@ -1,8 +1,3 @@
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import unittest
 import tempfile
 import os
diff --git a/tests/scanner/test_transformer.py b/tests/scanner/test_transformer.py
index c0fb2d6f..27bfad58 100644
--- a/tests/scanner/test_transformer.py
+++ b/tests/scanner/test_transformer.py
@@ -1,8 +1,3 @@
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import unittest
 import tempfile
 import os
diff --git a/tests/warn/warningtester.py b/tests/warn/warningtester.py
index be5aec13..8f441879 100644
--- a/tests/warn/warningtester.py
+++ b/tests/warn/warningtester.py
@@ -1,16 +1,7 @@
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import sys
 import difflib
-
-if sys.version_info.major < 3:
-    import __builtin__ as builtins
-else:
-    import builtins
+import builtins
 
 path = os.getenv('UNINSTALLED_INTROSPECTION_SRCDIR', None)
 assert path is not None
diff --git a/tools/g-ir-tool-template.in b/tools/g-ir-tool-template.in
index b9cf0911..3b33f75d 100755
--- a/tools/g-ir-tool-template.in
+++ b/tools/g-ir-tool-template.in
@@ -18,19 +18,12 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 # 02110-1301, USA.
 #
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
 
 import os
 import sys
 import sysconfig
+import builtins
 
-if sys.version_info.major < 3:
-    import __builtin__ as builtins
-else:
-    import builtins
 
 debug = os.getenv('GI_SCANNER_DEBUG')
 if debug: