Remove lingering Python 2 references

Author: moomoohk

dpath/segments.py

@@ -139,11 +139,7 @@ def leaves(obj):
 def int_str(segment):
     '''
     If the segment is an integer, return the string conversion.
-    Otherwise return the segment unchanged. The conversion uses 'str'
-    which means that:
-
-        * in Python 2.x: 0 -> b'0'
-        * in Python 3.x: 0 -> u'0'
+    Otherwise return the segment unchanged. The conversion uses 'str'.
 
     int_str(segment) -> str
     '''
@@ -180,15 +176,6 @@ def match(segments, glob):
     fnmatch.fnmatchcase returns True. If fnmatchcase returns False or
     throws an exception the result will be False.
 
-    A Word of Caution:
-
-    *** Globs can have different results between Python 2.x and 3.x. ***
-
-    fnmatchcase differs in behavior between Python 2.x and 3.x with
-    regard to handling comparison between different types (e.g. bytes
-    and unicode). In 2.x it will attempt the comparison implicitly
-    converting, but in 3.x it will throw an exception.
-
     match(segments, glob) -> bool
     '''
     segments = tuple(segments)

dpath/version.py

@@ -1 +1 @@
-VERSION = "2.0.3"
+VERSION = "2.0.4"

setup.py

@@ -32,7 +32,6 @@
             'Intended Audience :: Developers',
             'License :: OSI Approved :: MIT License',
             'Natural Language :: English',
-            'Programming Language :: Python :: 2.7',
             'Programming Language :: Python :: 3',
             'Topic :: Software Development :: Libraries :: Python Modules',
         ],