a clean way to define dictionary

Michele Simionato mis6 at pitt.edu
Wed Jun 18 18:51:02 CEST 2003


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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