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Finding All Matches with re.findall and re.finditer

re.search stops at the first match; findall returns every match as a list and finditer returns them lazily with position information. Choosing wrongly is why a script that works on a one-match sample silently drops data on real input.

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Regular Expressions - 03 - The findall and finditer Methods

The `findall` method operates on a pattern object to return a list containing all exact string matches found within a target sequence, whereas the complementary `finditer` method yields an iterable c…