Eric V. Smith added the comment:
This is a duplicate of issue 13790. See the comments there for why it works
this way.
--
nosy: +eric.smith
resolution: -> duplicate
status: open -> closed
superseder: -> In str.format an incorrect error message for list, tuple, dict,
set
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New submission from Mark Theisen :
When I run this code: '{0:i}'.format(None)
I get this error:
ValueError: Unknown format code 'i' for object of type 'str'
This seems misleading because None is of Type 'NoneType'. I was expecting the
error to say something to the effect of:
Unknown format cod
