1 # pylint: disable=unused-import,redefined-builtin,undefined-variable
6 import urllib2
as parse
# noqa
9 from urllib
import parse
# noqa
12 PY_VERSION
= sys
.version_info
[:2] # (2, 7)
13 PY_VERSION_MAJOR
= PY_VERSION
[0]
14 PY2
= PY_VERSION_MAJOR
== 2
15 PY3
= PY_VERSION_MAJOR
>= 3
16 PY26_PLUS
= PY2
and sys
.version_info
[1] >= 6
17 WIN32
= sys
.platform
in {'win32', 'cygwin'}
23 def bstr(value
, encoding
=ENCODING
):
24 return bytes(value
, encoding
=encoding
)
47 int_types
= (int, long) # noqa
49 # Qt's max 32-bit signed integer range (-2147483648 to 2147483647)
53 def setenv(key
, value
):
54 """Compatibility wrapper for setting environment variables
56 Why? win32 requires putenv(). UNIX only requires os.environ.
58 if not PY3
and isinstance(value
, ustr
):
59 value
= value
.encode(ENCODING
, 'replace')
60 os
.environ
[key
] = value
65 """Compatibility wrapper for unsetting environment variables"""
66 os
.environ
.pop(key
, None)
67 if hasattr(os
, 'unsetenv'):
72 """Return the value as-is"""
76 def byte_offset_to_int_converter():
77 """Return a function to convert byte string offsets into ints
79 Indexing into python3 bytes returns ints, Python2 returns str.
80 Thus, on Python2 we need to use `ord()` to convert the byte into
81 an integer. It's already an int on Python3, so we use no_op there.