How to read() twice from file-like objects (and get some data)?
John J. Lee
jjl at pobox.com
Wed Sep 27 23:22:46 CEST 2006
Georg Brandl <g.brandl-nospam at gmx.net> writes:
> askar.bektassov at gmail.com wrote:
> > Hello all, please correct me, if I do...
> > from ClientForm import ParseResponse
> > from urllib2 import urlopen
> > ...
> > response=urlopen(url)
> > forms=ParseResponse(response)
> > I won't be able to
> > print response.read()
> > in order to see HTML source anymore. In other words I will see only
> > an
> > empty string. Suggestions?
> response = urlopen(url)
> content = response.read()
> forms = ParseResponse(content)
> i.e., adapt ParseResponse to accept a string, or wrap the string in a
> import cStringIO
> forms = ParseResponse(cStringIO.StringIO(content))
That won't work, because a StringIO does not support the 'response'
interface required of ParseResponse's argument.
You may use ClientForm.ParseFile on the StringIO instead. Use
response.geturl() to get the URL that ParseFile wants.
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