[SciPy-dev] scipy.stats._chk_asarray

Pauli Virtanen pav@iki...
Wed Jun 3 02:33:51 CDT 2009


Wed, 03 Jun 2009 02:17:56 -0400, Pierre GM kirjoitti:
[clip]
> def keepthetype(func):
>      def wrapped(*args, **kwargs):
>          first = args[0]
>          if isinstance(first, np.ndarray):
>              output_type = type(first)
>          else:
>              output_type = np.ndarray
>          output = func(*args, **kwargs)
>          if isinstance(output, np.ndarray):
>              return output.view(output_type)
>          return output
>      wrapped.__name__ = func.__name__
>      wrapped.__dict__ = func.__dict__
>      wrapped.__doc__ = func.__doc__
>      return wrapped

This is not enough to preserve the function signature, which is quite 
annoying from the help-POV. It's probably best to take a look at the 
decorator.py:

http://pypi.python.org/pypi/decorator/3.0.1

-- 
Pauli Virtanen



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