On Sep 27, 9:46 am, Shawn Minisall <[EMAIL PROTECTED]> wrote:
> I am trying to read a few lines of a file with multiple values, the rest
> are single and are reading in fine.
>
> With the multiple value lines, python says this "ValueError: too many
> values to unpack"
>
> I've googled it and it says that happens when you have too few or too
> many strings that don't match with the variables in number your trying
> to assign them too. Below are the lines in reading in:
>
> line 3 - 19.18 29.15 78.75 212.10
> line 4 - 100 20 410.29
> And this is the code I'm using:
>
> #read withdrawls from file on line3
> line = infile.readline()
> #split withdrawls up
> withdraw1, withdraw2, withdraw3, withdraw4 = string.split(line, "\t")
>
> #read deposits from file on line4
> line = infile.readline()
> #split deposits up
> deposit1, deposit2, deposit3 = string.split(line, "\t")
>
> I have 4 strings to match line 3 and 3 to match the 3 on line 4...any
> thoughts?
>
> thx
A string.split returns a list so you don't have to know how many
elements there are beforehand. A simple example
withdraw = line.split("\t")
if len(withdraw) == 3:
match_3(withdraw)
elif len(withdraw) == 4::
match_4(withdraw)
else:
print "line.split() is not 3 or 4", withdraw
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