[Numpy-discussion] Problems with list 2 array

Pierre GM pgmdevlist at mailcan.com
Sun Jul 2 17:48:37 CDT 2006


> In [56]: array(prob)
> ---------------------------------------------------------------------------
> exceptions.TypeError                                 Traceback (most
> recent call last)
> /Users/elventear/Projects/workspace/libSVM Scripts/src/<ipython console>
> TypeError: a float is required

Make sure that all the elements of your `prob` list have the same length. If 
not, then numpy can't create an array from your list and raises the exception 
you see.

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