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# code stolen from "six"
import sys
import types
# 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
long = int
else:
string_types = basestring,
integer_types = (int, long)
class_types = (type, types.ClassType)
text_type = unicode
# TODO check if errors is ever used
def text_(s, encoding='latin-1', errors='strict'):
if isinstance(s, bytes):
return s.decode(encoding, errors)
return s
def bytes_(s, encoding='latin-1', errors='strict'):
if isinstance(s, text_type):
return s.encode(encoding, errors)
return s
if PY3: # pragma: no cover
def native_(s, encoding='latin-1', errors='strict'):
if isinstance(s, text_type):
return s
return str(s, encoding, errors)
else:
def native_(s, encoding='latin-1', errors='strict'):
if isinstance(s, text_type):
return s.encode(encoding, errors)
return str(s)
try:
from queue import Queue, Empty
except ImportError:
from Queue import Queue, Empty
if PY3: # pragma: no cover
from urllib import parse
urlparse = parse
from urllib.parse import quote as url_quote
from urllib.parse import urlencode as url_encode, quote_plus
from urllib.request import urlopen as url_open
else:
import urlparse
from urllib import quote_plus
from urllib import quote as url_quote
from urllib import unquote as url_unquote
from urllib import urlencode as url_encode
from urllib2 import urlopen as url_open
if PY3: # pragma: no cover
def reraise(exc_info):
etype, exc, tb = exc_info
if exc.__traceback__ is not tb:
raise exc.with_traceback(tb)
raise exc
else: # pragma: no cover
exec("def reraise(exc): raise exc[0], exc[1], exc[2]")
if PY3: # pragma: no cover
def iteritems_(d):
return d.items()
def itervalues_(d):
return d.values()
else:
def iteritems_(d):
return d.iteritems()
def itervalues_(d):
return d.itervalues()
if PY3: # pragma: no cover
def unquote(string):
if not string:
return b''
res = string.split(b'%')
if len(res) != 1:
string = res[0]
for item in res[1:]:
try:
string += bytes([int(item[:2], 16)]) + item[2:]
except ValueError:
string += b'%' + item
return string
def url_unquote(s):
return unquote(s.encode('ascii')).decode('latin-1')
def parse_qsl_text(qs, encoding='utf-8'):
qs = qs.encode('latin-1')
qs = qs.replace(b'+', b' ')
pairs = [s2 for s1 in qs.split(b'&') for s2 in s1.split(b';') if s2]
for name_value in pairs:
nv = name_value.split(b'=', 1)
if len(nv) != 2:
nv.append('')
name = unquote(nv[0])
value = unquote(nv[1])
yield (name.decode(encoding), value.decode(encoding))
else:
from urlparse import parse_qsl
def parse_qsl_text(qs, encoding='utf-8'):
qsl = parse_qsl(
qs,
keep_blank_values=True,
strict_parsing=False
)
for (x, y) in qsl:
yield (x.decode(encoding), y.decode(encoding))
if PY3: # pragma no cover
from html import escape
else:
from cgi import escape
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