We have this in re.sub(). Not sure we need a second way to do it. On Sun, Jul 19, 2020 at 12:57 PM artem6191 <artem129871@gmail.com> wrote:

Example: '1 1 1 1'.replace('1', lambda char, index: str(index)+char) # '01 11 21 31' _______________________________________________ Python-ideas mailing list -- python-ideas@python.org To unsubscribe send an email to python-ideas-leave@python.org https://mail.python.org/mailman3/lists/python-ideas.python.org/ Message archived at https://mail.python.org/archives/list/python-ideas@python.org/message/7WBQW3... Code of Conduct: http://python.org/psf/codeofconduct/

-- The dead increasingly dominate and strangle both the living and the not-yet born. Vampiric capital and undead corporate persons abuse the lives and control the thoughts of homo faber. Ideas, once born, become abortifacients against new conceptions.

We have this in re.sub(). Not sure we need a second way to do it. On Sun, Jul 19, 2020 at 12:57 PM artem6191 <artem129871@gmail.com> wrote:

Example: '1 1 1 1'.replace('1', lambda char, index: str(index)+char) # '01 11 21 31' _______________________________________________ Python-ideas mailing list -- python-ideas@python.org To unsubscribe send an email to python-ideas-leave@python.org https://mail.python.org/mailman3/lists/python-ideas.python.org/ Message archived at https://mail.python.org/archives/list/python-ideas@python.org/message/7WBQW3... Code of Conduct: http://python.org/psf/codeofconduct/

-- The dead increasingly dominate and strangle both the living and the not-yet born. Vampiric capital and undead corporate persons abuse the lives and control the thoughts of homo faber. Ideas, once born, become abortifacients against new conceptions.