\W is the opposite. It matches any non-word character and is equivalent to [^a-zA-Z0-9_]: #1

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imsanjoykb opened this issue Oct 7, 2020 · 0 comments

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imsanjoykb commented Oct 7, 2020

re.search('\W', 'a_13Qb')
<_sre.SRE_Match object; span=(3, 4), match=''>
re.search('[^a-zA-Z0-9_]', 'a_13Qb')
<_sre.SRE_Match object; span=(3, 4), match=''>

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