[Python-Dev] unittest assertRaisesRegex bug?

[Antoine Pitrou]

On Wed, 19 Mar 2014 14:37:42 -0700
Ethan Furman <ethan at stoneleaf.us> wrote:
> Here's the code in question:
> 
>          class PsuedoFloat:
>              def __init__(self, value):
>                  self.value = float(value)
>              def __int__(self):
>                  return int(self.value)
> 
>          pi = PsuedoFloat(3.1415)
> 
>          self.assertRaisesRegex(TypeError, '%x format: an integer is required, not PsuedoFloat', '%x'.__mod__, pi),
> 
> Here's the exception:
> 
> ======================================================================
> ERROR: test_formatting (test.test_unicode.UnicodeTest)
> ----------------------------------------------------------------------
> TypeError: 'PsuedoFloat' object is not callable
> 
> During handling of the above exception, another exception occurred:
> 
> Traceback (most recent call last):
>    File "/home/ethan/source/python/issue19995/Lib/test/test_unicode.py", line 1156, in test_formatting
>      self.assertRaisesRegex(TypeError, '%c'.__mod__, pi),

This is certainly not the code you are showing above.

Regards

Antoine.