Using String for new List name
Duncan Booth
duncan.booth at invalid.invalid
Mon Sep 28 13:11:48 EDT 2009
Scott <scott.freemire at gmail.com> wrote:
> for X in open("file1"):
> Do a test.
> If true:
> Y = re.split(" ", X)
> Z = Y[0] # This is a string, maybe it is "Line42"
> Z = [] # This doesn't work, I want a new, empty
> list created called Line42 not Z.
>
> Is there any way to do this?
>
Use a dictionary. Also use meaningful variable names, don't use regular
expressions unless you actually get some benefit from using them, and
always close the file when you've finished with it.
values = {}
with open("file1") as f:
for line in f:
fields = line.split(None, 1)
values[fields[0]] = []
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