forked from s434650/CatOrNot
100 lines
2.5 KiB
Python
100 lines
2.5 KiB
Python
|
# -*- coding: utf-8 -*-
|
||
|
|
"""
|
||
|
|
jinja2._compat
|
||
|
|
~~~~~~~~~~~~~~
|
||
|
|
|
||
|
|
Some py2/py3 compatibility support based on a stripped down
|
||
|
|
version of six so we don't have to depend on a specific version
|
||
|
|
of it.
|
||
|
|
|
||
|
|
:copyright: Copyright 2013 by the Jinja team, see AUTHORS.
|
||
|
|
:license: BSD, see LICENSE for details.
|
||
|
|
"""
|
||
|
|
import sys
|
||
|
|
|
||
|
|
PY2 = sys.version_info[0] == 2
|
||
|
|
PYPY = hasattr(sys, 'pypy_translation_info')
|
||
|
|
_identity = lambda x: x
|
||
|
|
|
||
|
|
|
||
|
|
if not PY2:
|
||
|
|
unichr = chr
|
||
|
|
range_type = range
|
||
|
|
text_type = str
|
||
|
|
string_types = (str,)
|
||
|
|
integer_types = (int,)
|
||
|
|
|
||
|
|
iterkeys = lambda d: iter(d.keys())
|
||
|
|
itervalues = lambda d: iter(d.values())
|
||
|
|
iteritems = lambda d: iter(d.items())
|
||
|
|
|
||
|
|
import pickle
|
||
|
|
from io import BytesIO, StringIO
|
||
|
|
NativeStringIO = StringIO
|
||
|
|
|
||
|
|
def reraise(tp, value, tb=None):
|
||
|
|
if value.__traceback__ is not tb:
|
||
|
|
raise value.with_traceback(tb)
|
||
|
|
raise value
|
||
|
|
|
||
|
|
ifilter = filter
|
||
|
|
imap = map
|
||
|
|
izip = zip
|
||
|
|
intern = sys.intern
|
||
|
|
|
||
|
|
implements_iterator = _identity
|
||
|
|
implements_to_string = _identity
|
||
|
|
encode_filename = _identity
|
||
|
|
|
||
|
|
else:
|
||
|
|
unichr = unichr
|
||
|
|
text_type = unicode
|
||
|
|
range_type = xrange
|
||
|
|
string_types = (str, unicode)
|
||
|
|
integer_types = (int, long)
|
||
|
|
|
||
|
|
iterkeys = lambda d: d.iterkeys()
|
||
|
|
itervalues = lambda d: d.itervalues()
|
||
|
|
iteritems = lambda d: d.iteritems()
|
||
|
|
|
||
|
|
import cPickle as pickle
|
||
|
|
from cStringIO import StringIO as BytesIO, StringIO
|
||
|
|
NativeStringIO = BytesIO
|
||
|
|
|
||
|
|
exec('def reraise(tp, value, tb=None):\n raise tp, value, tb')
|
||
|
|
|
||
|
|
from itertools import imap, izip, ifilter
|
||
|
|
intern = intern
|
||
|
|
|
||
|
|
def implements_iterator(cls):
|
||
|
|
cls.next = cls.__next__
|
||
|
|
del cls.__next__
|
||
|
|
return cls
|
||
|
|
|
||
|
|
def implements_to_string(cls):
|
||
|
|
cls.__unicode__ = cls.__str__
|
||
|
|
cls.__str__ = lambda x: x.__unicode__().encode('utf-8')
|
||
|
|
return cls
|
||
|
|
|
||
|
|
def encode_filename(filename):
|
||
|
|
if isinstance(filename, unicode):
|
||
|
|
return filename.encode('utf-8')
|
||
|
|
return filename
|
||
|
|
|
||
|
|
|
||
|
|
def with_metaclass(meta, *bases):
|
||
|
|
"""Create a base class with a metaclass."""
|
||
|
|
# This requires a bit of explanation: the basic idea is to make a
|
||
|
|
# dummy metaclass for one level of class instantiation that replaces
|
||
|
|
# itself with the actual metaclass.
|
||
|
|
class metaclass(type):
|
||
|
|
def __new__(cls, name, this_bases, d):
|
||
|
|
return meta(name, bases, d)
|
||
|
|
return type.__new__(metaclass, 'temporary_class', (), {})
|
||
|
|
|
||
|
|
|
||
|
|
try:
|
||
|
|
from urllib.parse import quote_from_bytes as url_quote
|
||
|
|
except ImportError:
|
||
|
|
from urllib import quote as url_quote
|