Jacques Grove <aquara...@gmail.com> added the comment:
Here is a somewhat crazy pattern (slimmed down from something much larger and
more complex, which didn't finish compiling even after several minutes):
re.compile("(?:(?:[23][0-9]|3[79]|0?[1-9])(?:[Aa][Aa]|[Aa][Aa]|[Aa][Aa])??(?:[Aa]{3}(?:[Aa]{4})?|[Aa]{3}(?:[Aa]{5})?|[Aa]{3}(?:[Aa][Aa])?|[Aa]{3}(?:[Aa][Aa])?|[Aa]{3}|[Aa]{4}|[Aa]{4}|[Aa]{3}(?:[Aa]{3})?|[Aa]{3}(?:[Aa](?:[Aa]{5})?)?|[Aa]{3}(?:[Aa]{4})?|[Aa]{3}(?:[Aa]{5})?|[Aa]{3}(?:[Aa]{5})?)|(?:[Aa]{3}(?:[Aa]{4})?|[Aa]{3}(?:[Aa]{5})?|[Aa]{3}(?:[Aa][Aa])?|[Aa]{3}(?:[Aa][Aa])?|[Aa]{3}|[Aa]{4}|[Aa]{4}|[Aa]{3}(?:[Aa]{3})?|[Aa]{3}(?:[Aa](?:[Aa]{5})?)?|[Aa]{3}(?:[Aa]{4})?|[Aa]{3}(?:[Aa]{5})?|[Aa]{3}(?:[Aa]{5})?)(?:(?:[\-\s\.,>/]){0,4}?)(?:[23][0-9]|3[79]|0?[1-9])(?:[Aa][Aa]|[Aa][Aa]|[Aa][Aa])??)\W*(?:[79][0-9]|2[0-4]|\d)(?:[\.:Aa])?(?:[0-5][0-9])\W*(?:(?:[Aa]{3}(?:[Aa]{3})?|[Aa]{3}(?:[Aa](?:[Aa]{3})?)?|[Aa]{3}(?:[Aa]{5}[Aa])?|[Aa]{3}(?:[Aa](?:[Aa]{4})?)?|[Aa]{3}(?:[Aa]{3})?|[Aa]{3}(?:[Aa]{5})?|[Aa]{3}(?:[Aa]{3})?)|(?:[Aa][Aa](?:[Aa](?:[Aa]{3})?)?|[Aa][Aa](?:[Aa](?:[Aa](?:[Aa](?:[Aa]{3})?)?)?)?|[Aa][Aa](?:[Aa](?:[Aa](?:[Aa]{4})?)?)?|[Aa][Aa](?:[Aa](?:[Aa]{3}(?:[Aa](?:[Aa]{3})?)?)?)?
|[Aa][Aa](?:[Aa](?:[Aa](?:[Aa]{3})?)?)?|[Aa][Aa](?:[Aa](?:[Aa](?:[Aa]{3})?)?)?|[Aa]{3}(?:[Aa](?:[Aa](?:[Aa]{4})?)?)?|[Aa][Aa](?:[Aa](?:[Aa](?:[Aa]{3})?)?)?))\s*(\-\s*)?(?:(?:[23][0-9]|3[79]|0?[1-9])(?:[Aa][Aa]|[Aa][Aa]|[Aa][Aa])??(?:(?:[\-\s\.,>/]){0,4}?)(?:[Aa]{3}(?:[Aa]{4})?|[Aa]{3}(?:[Aa]{5})?|[Aa]{3}(?:[Aa][Aa])?|[Aa]{3}(?:[Aa][Aa])?|[Aa]{3}|[Aa]{4}|[Aa]{4}|[Aa]{3}(?:[Aa]{3})?|[Aa]{3}(?:[Aa](?:[Aa]{5})?)?|[Aa]{3}(?:[Aa]{4})?|[Aa]{3}(?:[Aa]{5})?|[Aa]{3}(?:[Aa]{5})?)|(?:[Aa]{3}(?:[Aa]{4})?|[Aa]{3}(?:[Aa]{5})?|[Aa]{3}(?:[Aa][Aa])?|[Aa]{3}(?:[Aa][Aa])?|[Aa]{3}|[Aa]{4}|[Aa]{4}|[Aa]{3}(?:[Aa]{3})?|[Aa]{3}(?:[Aa](?:[Aa]{5})?)?|[Aa]{3}(?:[Aa]{4})?|[Aa]{3}(?:[Aa]{5})?|[Aa]{3}(?:[Aa]{5})?)(?:(?:[\-\s\.,>/]){0,4}?)(?:[23][0-9]|3[79]|0?[1-9])(?:[Aa][Aa]|[Aa][Aa]|[Aa][Aa])??)(?:(?:(?:[\-\s\.,>/]){0,4}?)(?:(?:68)?[7-9]\d|(?:2[79])?\d{2}))?\W*(?:[79][0-9]|2[0-4]|\d)(?:[\.:Aa])?(?:[0-5][0-9])")
Runs about 10.5 seconds on my machine with issue2636-20101228a.zip, less than
0.03 seconds with stock Python 2.6.5 regex engine.
----------
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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue2636>
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