basic python questions
nateastle at gmail.com
nateastle at gmail.com
Sun Nov 19 01:15:07 EST 2006
So I implemented the exception spcified and in testing it returns:
DeprecationWarning: raising a string exception is deprecated
I am not to worried about depreciation warning however, out of
curiosity, what would the better way be to handle this? Is there a way
that (web site, help documentation, etc...) I would be able to find
this? I am running this in Python 2.5
Diez B. Roggisch wrote:
> nateastle at gmail.com schrieb:
> > I have taken the coments and think I have implemented most. My only
>
> Unfortunately, no.
>
> > question is how to use the enumerator. Here is what I did, I have tried
> > a couple of things but was unable to figure out how to get the line
> > number.
> >
> > def Xref(filename):
> > try:
> > fp = open(filename, "r")
> > except:
> > raise "Couldn't read input file \"%s\"" % filename
>
> You still got that I-catch-all-except in there.
> This will produce subtle bugs when you e.g. misspell a variable name:
>
> filename = '/tmp/foo'
> try:
> f = open(fliename, 'r')
> except:
> raise "can't open filename"
>
>
> Please notice the wrong-spelled 'fliename'.
>
> This OTOH will give you more clues on what really goes wrong:
>
>
>
> filename = '/tmp/foo'
> try:
> f = open(fliename, 'r')
> except IOError:
> raise "can't open filename"
>
>
> Diez
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