Le 13/06/2018 à 13:06, Ken Hilton a écrit : > Hi all, > > Regexes are really useful in many places, and to me it's sad to see the > builtin "re" module having to resort to requiring a source string as an > argument. It would be much more elegant to simply do "s.search(pattern)" > than "re.search(pattern, s)". > I suggest building all regex operations into the str class itself, as > well as a new syntax for regular expressions. > > Thus a "findall" for any lowercase letter in a string would look like this: > > >>> "1a3c5e7g9i".findall(!%[a-z]%) > ['a', 'c', 'e', 'g', 'i'] > > A "findall" for any letter, case insensitive: > > >>> "1A3c5E7g9I".findall(!%[a-z]%i) > ['A', 'c', 'E', 'g', 'I'] > > A substitution of any letter for the string " WOOF WOOF ": > > >>> "1a3c5e7g9i".sub(!%[a-z]% WOOF WOOF %) > '1 WOOF WOOF 3 WOOF WOOF 5 WOOF WOOF 7 WOOF WOOF 9 WOOF WOOF ' > > A substitution of any letter, case insensitive, for the string "hovercraft": > > >>> "1A3c5E7g9I".sub(!%[a-z]%hovercraft%i) > '1hovercraft3hovercraft5hovercraft7hovercraft9hovercraft' > >
I often wished for findall and sub to be string methods, so +1 on that. But there is really no need for a literal. A string pattern is plenty. _______________________________________________ Python-ideas mailing list Python-ideas@python.org https://mail.python.org/mailman/listinfo/python-ideas Code of Conduct: http://python.org/psf/codeofconduct/
