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Title: bpo-30004: in regex-howto, improve example on grouping by mandeep · Pull Request #4443 · python/cpython · GitHub

Open Graph Title: bpo-30004: in regex-howto, improve example on grouping by mandeep · Pull Request #4443 · python/cpython

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Description: https://bugs.python.org/issue30004

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b1407d1 Fix regular expressions for finding double words mandeep Nov 17, 2017 https://github.com/python/cpython/pull/4443/commits/b1407d1fdeb3c19eb738e3ef826745a244e1473c
96a4255 Move empty string match expression outside group mandeep Nov 18, 2017 https://github.com/python/cpython/pull/4443/commits/96a425538172d12d771b2fd0c3cea5cb7a44004a
e489825 Refactor other named group expressions by moving empty string match o… mandeep Nov 18, 2017 https://github.com/python/cpython/pull/4443/commits/e489825627926dda5fbcd7d4a6683c241f0e4a99
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