numpy.testing.assert_warns¶
- numpy.testing.assert_warns(warning_class, func, *args, **kw)[source]¶
Fail unless the given callable throws the specified warning.
A warning of class warning_class should be thrown by the callable when invoked with arguments args and keyword arguments kwargs. If a different type of warning is thrown, it will not be caught, and the test case will be deemed to have suffered an error.
New in version 1.4.0.
Parameters : warning_class : class
The class defining the warning that func is expected to throw.
func : callable
The callable to test.
*args : Arguments
Arguments passed to func.
**kwargs : Kwargs
Keyword arguments passed to func.
Returns : The value returned by func.