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[compat] Add compat_xpath

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Sergey M․ 2016-03-18 02:51:38 +06:00
parent 0d0e282912
commit 57f7e3c62d
1 changed files with 11 additions and 0 deletions
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11
youtube_dl/compat.py
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@ -256,6 +256,16 @@ else:
el.text = el.text.decode('utf-8') el.text = el.text.decode('utf-8')
return doc return doc
if sys.version_info < (2, 7):
# Here comes the crazy part: In 2.6, if the xpath is a unicode,
# .//node does not match if a node is a direct child of . !
def compat_xpath(xpath):
if isinstance(xpath, compat_str):
xpath = xpath.encode('ascii')
return xpath
else:
compat_xpath = lambda xpath: xpath
try: try:
from urllib.parse import parse_qs as compat_parse_qs from urllib.parse import parse_qs as compat_parse_qs
except ImportError: # Python 2 except ImportError: # Python 2
@ -585,6 +595,7 @@ __all__ = [
'compat_urlparse', 'compat_urlparse',
'compat_urlretrieve', 'compat_urlretrieve',
'compat_xml_parse_error', 'compat_xml_parse_error',
'compat_xpath',
'shlex_quote', 'shlex_quote',
'subprocess_check_output', 'subprocess_check_output',
'workaround_optparse_bug9161', 'workaround_optparse_bug9161',