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Source code for pyramid.compat

import inspect
import platform
import sys
import types

if platform.system() == 'Windows': # pragma: no cover
    WIN = True
else: # pragma: no cover
    WIN = False

try: # pragma: no cover
    import __pypy__
    PYPY = True
except: # pragma: no cover
    __pypy__ = None
    PYPY = False

try:
    import cPickle as pickle
except ImportError: # pragma: no cover
    import pickle

# True if we are running on Python 3.
PY3 = sys.version_info[0] == 3

if PY3: # pragma: no cover
    string_types = str,
    integer_types = int,
    class_types = type,
    text_type = str
    binary_type = bytes
    long = int
else:
    string_types = basestring,
    integer_types = (int, long)
    class_types = (type, types.ClassType)
    text_type = unicode
    binary_type = str
    long = long

[docs]def text_(s, encoding='latin-1', errors='strict'): """ If ``s`` is an instance of ``binary_type``, return ``s.decode(encoding, errors)``, otherwise return ``s``""" if isinstance(s, binary_type): return s.decode(encoding, errors) return s # pragma: no cover
[docs]def bytes_(s, encoding='latin-1', errors='strict'): """ If ``s`` is an instance of ``text_type``, return ``s.encode(encoding, errors)``, otherwise return ``s``""" if isinstance(s, text_type): # pragma: no cover return s.encode(encoding, errors) return s
if PY3: # pragma: no cover def ascii_native_(s): if isinstance(s, text_type): s = s.encode('ascii') return str(s, 'ascii', 'strict') else:
[docs] def ascii_native_(s): if isinstance(s, text_type): s = s.encode('ascii') return str(s)
ascii_native_.__doc__ = """ Python 3: If ``s`` is an instance of ``text_type``, return ``s.encode('ascii')``, otherwise return ``str(s, 'ascii', 'strict')`` Python 2: If ``s`` is an instance of ``text_type``, return ``s.encode('ascii')``, otherwise return ``str(s)`` """ if PY3: # pragma: no cover def native_(s, encoding='latin-1', errors='strict'): """ If ``s`` is an instance of ``text_type``, return ``s``, otherwise return ``str(s, encoding, errors)``""" if isinstance(s, text_type): return s return str(s, encoding, errors) else:
[docs] def native_(s, encoding='latin-1', errors='strict'): """ If ``s`` is an instance of ``text_type``, return ``s.encode(encoding, errors)``, otherwise return ``str(s)``""" if isinstance(s, text_type): return s.encode(encoding, errors) return str(s)
native_.__doc__ = """ Python 3: If ``s`` is an instance of ``text_type``, return ``s``, otherwise return ``str(s, encoding, errors)`` Python 2: If ``s`` is an instance of ``text_type``, return ``s.encode(encoding, errors)``, otherwise return ``str(s)`` """ if PY3: # pragma: no cover from urllib import parse urlparse = parse from urllib.parse import quote as url_quote from urllib.parse import quote_plus as url_quote_plus from urllib.parse import unquote as url_unquote from urllib.parse import urlencode as url_encode from urllib.request import urlopen as url_open url_unquote_text = url_unquote url_unquote_native = url_unquote else: import urlparse from urllib import quote as url_quote from urllib import quote_plus as url_quote_plus from urllib import unquote as url_unquote from urllib import urlencode as url_encode from urllib2 import urlopen as url_open
[docs] def url_unquote_text(v, encoding='utf-8', errors='replace'): # pragma: no cover v = url_unquote(v) return v.decode(encoding, errors)
[docs] def url_unquote_native(v, encoding='utf-8', errors='replace'): # pragma: no cover return native_(url_unquote_text(v, encoding, errors))
if PY3: # pragma: no cover import builtins exec_ = getattr(builtins, "exec")
[docs] def reraise(tp, value, tb=None): if value is None: value = tp if value.__traceback__ is not tb: raise value.with_traceback(tb) raise value
del builtins else: # pragma: no cover
[docs] def exec_(code, globs=None, locs=None): """Execute code in a namespace.""" if globs is None: frame = sys._getframe(1) globs = frame.f_globals if locs is None: locs = frame.f_locals del frame elif locs is None: locs = globs exec("""exec code in globs, locs""")
exec_("""def reraise(tp, value, tb=None): raise tp, value, tb """) if PY3: # pragma: no cover def iteritems_(d): return d.items() def itervalues_(d): return d.values() def iterkeys_(d): return d.keys() else: # pragma: no cover
[docs] def iteritems_(d): return d.iteritems()
[docs] def itervalues_(d): return d.itervalues()
[docs] def iterkeys_(d): return d.iterkeys()
if PY3: # pragma: no cover
[docs] def map_(*arg): return list(map(*arg))
else: map_ = map if PY3: # pragma: no cover def is_nonstr_iter(v): if isinstance(v, str): return False return hasattr(v, '__iter__') else:
[docs] def is_nonstr_iter(v): return hasattr(v, '__iter__')
if PY3: # pragma: no cover im_func = '__func__' im_self = '__self__' else: im_func = 'im_func' im_self = 'im_self' try: # pragma: no cover import configparser except ImportError: # pragma: no cover import ConfigParser as configparser try: from Cookie import SimpleCookie except ImportError: # pragma: no cover from http.cookies import SimpleCookie if PY3: # pragma: no cover from html import escape else: from cgi import escape try: # pragma: no cover input_ = raw_input except NameError: # pragma: no cover input_ = input try: from StringIO import StringIO as NativeIO except ImportError: # pragma: no cover from io import StringIO as NativeIO # "json" is not an API; it's here to support older pyramid_debugtoolbar # versions which attempt to import it import json if PY3: # pragma: no cover # see PEP 3333 for why we encode WSGI PATH_INFO to latin-1 before # decoding it to utf-8 def decode_path_info(path): return path.encode('latin-1').decode('utf-8') else: def decode_path_info(path): return path.decode('utf-8') if PY3: # pragma: no cover # see PEP 3333 for why we decode the path to latin-1 from urllib.parse import unquote_to_bytes def unquote_bytes_to_wsgi(bytestring): return unquote_to_bytes(bytestring).decode('latin-1') else: from urlparse import unquote as unquote_to_bytes def unquote_bytes_to_wsgi(bytestring): return unquote_to_bytes(bytestring) def is_bound_method(ob): return inspect.ismethod(ob) and getattr(ob, im_self, None) is not None