Python:防止urllib2 302自动跳转
import
urllib2
class
RedirctHandler(urllib2.HTTPRedirectHandler):
"""docstring for RedirctHandler"""
def
http_error_301(
self
, req, fp, code, msg, headers):
pass
def
http_error_302(
self
, req, fp, code, msg, headers):
pass
def
getUnRedirectUrl(url,timeout
=
10
):
req
=
urllib2.Request(url)
debug_handler
=
urllib2.HTTPHandler(debuglevel
=
1
)
opener
=
urllib2.build_opener(debug_handler, RedirctHandler)
html
=
None
response
=
None
try
:
response
=
opener.
open
(url,timeout
=
timeout)
html
=
response.read()
except
urllib2.URLError as e:
if
hasattr
(e,
‘code‘
):
error_info
=
e.code
elif
hasattr
(e,
‘reason‘
):
error_info
=
e.reason
finally
:
if
response:
response.close()
if
html:
return
html
else
:
return
error_info
print
html
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