Simple question from Python newb... What am I doing wrong? For x, y, z in aTuple:
amy-g-art at cox.net
Mon Jan 19 23:12:23 CET 2004
Thanks for the help. Got it working like a dream now.
"Dave Kuhlman" <dkuhlman at rexx.com> wrote in message
news:buhi49$i49rc$1 at ID-139865.news.uni-berlin.de...
> Amy G wrote:
> > I have a whole bunch of tuples that look something like this,
> > aTuple = ('1074545869.6580.msg', 't_bryan_pw at gmcc.ab.ca', 'Your
> > one stop prescriptions')
> > now that I have this I try
> > for x, y, z in aTuple:
> > do something with x
> > do something with y
> > do something with z
> > But I am getting the error that there are too many values to
> > unpack. If I do...
> The "for" statement processes each item in a sequence object. The
> first object in your sequence object (aTuple) is a string. The
> string has more that three characters. So, that string cannot be
> unpacked into your three variables x, y, and z.
> In contrast, consider the following:
> >>> value = (('aa', 'bb', 'cc'), ('dd', 'ee', 'ff'))
> >>> for x, y, z in value:
> print 'x:', x
> print 'y:', y
> print 'z:', z
> x: aa
> y: bb
> z: cc
> x: dd
> y: ee
> z: ff
> In this example, the first item in the tuple is itself a tuple
> with three items. Therefore, it can be unpacked into the
> variables x, y, and z.
> dkuhlman at rexx.com
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