import sys | |
info = sys.version_info | |
import unittest2 | |
try: | |
callable = callable | |
except NameError: | |
def callable(obj): | |
return hasattr(obj, '__call__') | |
with_available = sys.version_info[:2] >= (2, 5) | |
def is_instance(obj, klass): | |
"""Version of is_instance that doesn't access __class__""" | |
return issubclass(type(obj), klass) | |
class SomeClass(object): | |
class_attribute = None | |
def wibble(self): | |
pass | |
class X(object): | |
pass | |
try: | |
next = next | |
except NameError: | |
def next(obj): | |
return obj.next() |