[Python-Dev] str(container) should call str(item), not repr(item)

skip at pobox.com skip at pobox.com
Mon Jul 28 10:59:42 CEST 2008

    Ondrej> i.e. the str on list (and tuple and dict) calls repr() on the
    Ondrej> elements, instead of str. This really seems to me like a bug.
    Ondrej> Because if I wanted the repr() representation, I'd call repr()
    Ondrej> on the list/tuple/dict. If I want a nice readable
    Ondrej> representation, I call str(). That's the philosophy, no?

I think this is the case which calls for the distinction:

    >>> str(["1", "2", "3"])
    "['1', '2', '3']"
    >>> str([1, 2, 3])
    '[1, 2, 3]'

If the first case did as you suggested you couldn't distinguish it from the


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