a clean way to define dictionary
Michele Simionato
mis6 at pitt.edu
Wed Jun 18 12:51:02 EDT 2003
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Wed Jun 18 12:51:02 EDT 2003
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Kendear <kendear at nospam.com> wrote in message news:<3EEFEBFD.8090003 at nospam.com>... > i hope to define a dictionary this way: > > lst = """ > a 1 > foo 3 > bar 234 > joe 321 > """ > > lst = lst.split() > > now lst refers to ['a', '1', 'foo', '3', 'bar', '234', 'joe', '321'] > i want to do something like > > dict = {} > for key, value in lst: > dict[key] = eval(value) > > > but key, value is not for taking 2 > items at a time, but take a tuple > and unpacking it... > > is there a way for the "for" > to take 2 items at a time? > > or is there a more common way to define a dictionary > without all the punctuation marks? lst = """\ a 1 foo 3 bar 234 joe 321 """ d=dict([(line.split()[0],int(line.split()[1])) for line in lst.splitlines()]) print d #=>{'a': 1, 'foo': 3, 'bar': 234, 'joe': 321}
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