cleanup old python compat -- removed nextgetter() wrapper

3 files changed, 4 insertions, 12 deletions

diff --git a/passlib/utils/__init__.py b/passlib/utils/__init__.py
index eb07c14..2bab92b 100644
--- a/passlib/utils/__init__.py
+++ b/passlib/utils/__init__.py
@@ -63,7 +63,7 @@ from passlib.utils.decor import (
 from passlib.exc import ExpectedStringError, ExpectedTypeError
 from passlib.utils.compat import (add_doc, join_bytes, join_byte_values,
                                   join_byte_elems,
-                                  join_unicode, unicode, byte_elem_value, nextgetter,
+                                  join_unicode, unicode, byte_elem_value,
                                   unicode_or_str, unicode_or_bytes_types,
                                   get_method_function, suppress_cause, PYPY)
 # local
diff --git a/passlib/utils/binary.py b/passlib/utils/binary.py
index 6cc09f2..e5bdf2b 100644
--- a/passlib/utils/binary.py
+++ b/passlib/utils/binary.py
@@ -20,7 +20,7 @@ from passlib import exc
 from passlib.utils.compat import (
     bascii_to_str,
     iter_byte_chars, join_byte_values, join_byte_elems,
-    nextgetter, suppress_cause,
+    suppress_cause,
     unicode, unicode_or_bytes_types,
 )
 from passlib.utils.decor import memoized_property
@@ -384,7 +384,7 @@ class Base64Engine(object):
         if not isinstance(source, bytes):
             raise TypeError("source must be bytes, not %s" % (type(source),))
         chunks, tail = divmod(len(source), 3)
-        next_value = nextgetter(iter(source))
+        next_value = iter(source).__next__
         gen = self._encode_bytes(next_value, chunks, tail)
         out = join_byte_elems(map(self._encode64, gen))
         ##if tail:
@@ -491,7 +491,7 @@ class Base64Engine(object):
         if tail == 1:
             # only 6 bits left, can't encode a whole byte!
             raise ValueError("input string length cannot be == 1 mod 4")
-        next_value = nextgetter(map(self._decode64, source))
+        next_value = map(self._decode64, source).__next__
         try:
             return join_byte_values(self._decode_bytes(next_value, chunks, tail))
         except KeyError as err:
diff --git a/passlib/utils/compat/__init__.py b/passlib/utils/compat/__init__.py
index 9e23b48..eb45624 100644
--- a/passlib/utils/compat/__init__.py
+++ b/passlib/utils/compat/__init__.py
@@ -60,9 +60,6 @@ __all__ = [
     'byte_elem_value',
     'iter_byte_values',
 
-    # iteration helpers
-    'next',
-
     # collections
     'OrderedDict',
 
@@ -174,13 +171,8 @@ num_types = (int, float)
 #=============================================================================
 if True:  # legacy PY3 indent
 
-    def nextgetter(obj):
-        return obj.__next__
-
     izip = zip
 
-add_doc(nextgetter, "return function that yields successive values from iterable")
-
 #=============================================================================
 # typing
 #=============================================================================