splitting delimited strings

John Machin sjmachin at lexicon.net
Thu Jun 16 03:36:11 CEST 2005

Leif K-Brooks wrote:
> Mark Harrison wrote:
>>What is the best way to process a text file of delimited strings?
>>I've got a file where strings are quoted with at-signs, @like this at .
>>At-signs in the string are represented as doubled @@.
>>>>import re
>>>>_at_re = re.compile('(?<!@)@(?!@)')
>>>>def split_at_line(line):
> ...     return [field.replace('@@', '@') for field in
> ...                               _at_re.split(line)]
> ...
>>>>split_at_line('foo at bar@@baz at qux')
> ['foo', 'bar at baz', 'qux']

The plot according to the OP was that the @s were quotes, NOT delimiters.

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