[SciPy-User] determining if structured/rec array
Pierre GM
pgmdevlist at gmail.com
Sun Mar 21 21:43:33 EDT 2010
On Mar 21, 2010, at 12:12 PM, Skipper Seabold wrote:
> Is there anywhere in scipy that works on structured arrays
> dynamically? If not, is this a good way to determine if a structured/
> rec array was given to a function or is there a better/easier way?
>
> import numpy as np
>
> def isstructarray(X):
> """
> Returns a bool indicating if X is a structured or recarray.
>
> Parameters
> -----------
> X : ndarray or subclass
>
> Returns
> -------
> True or False, indicating if X is a structured or recarray.
> """
> if X.__class__ is np.recarray or (isinstance(X, np.ndarray) and\
> X.dtype.names):
> return True
> else:
> return False
Meh. As long as dtype.names is not None, you have a structured array (recarrays are by definition structured arrays). Looks like a function that doesn't really do anything...
-1
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