Antoine Pitrou added the comment:
Well, str.join() already optimizes this case to avoid copies:
>>> s = "x" * 50
>>> id(s)
139712615414000
>>> id(''.join([s]))
139712615414000
----------
nosy: +pitrou
_______________________________________
Python tracker <[email protected]>
<http://bugs.python.org/issue1747670>
_______________________________________
_______________________________________________
Python-bugs-list mailing list
Unsubscribe:
http://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
