[Python-Dev] TypeError messages
R. David Murray
rdmurray at bitdance.com
Sat Feb 21 16:57:49 CET 2015
On Sun, 22 Feb 2015 00:26:23 +1000, Nick Coghlan <ncoghlan at gmail.com> wrote:
> On 21 February 2015 at 00:05, Brett Cannon <brett at python.org> wrote:
> > I agree that type names don't need to be quoted.
>
> As a user, I actually appreciate the quotes, because they make the
> error pattern easier for me to parse. Compare:
>
> int expected, but found str
> float expected, but found int
>
> 'int' expected, but found 'str'
> 'float' expected, but found 'int'
It's not a big deal to me either way, but I find the version with the
quotes makes me think it is looking for the literal string 'int', but
found the literal string 'str', whereas in the first case it seems
clear it is looking for objects of that type. Perhaps this is just
because I am used to the existing messages, but I think it goes
beyond that.
--David
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