On Tue, 2008-04-15 at 13:54 +0800, Penny Y. wrote:
> import urllib2,sys
> try:
> r=urllib2.urlopen("http://un-know-n.com/";)
> except URLError,e:
> print str(e)
> sys.exit(1)
>
> print r.info()
>
>
> But got the errors:
>
> Traceback (most recent call last):
> File "t1.py", line 4, in ?
> except URLError,e:
> NameError: name 'URLError' is not defined
>
>
> Why these is not the name of URLError? I saw it on this module's page:
You need to define the urllib first.
url=urllib2
try:
r=urllib2.urlopen("http://un-know-n.com/";)
except url.URLError,e:
print str(e)
sys.exit(1)
print r.info()
You can't just launch into a catchable exception without first defining
something.
--Paul
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