Matthew Brett skrev:
> and - does this in fact optimize the array creation time (as opposed
> to subsequent array indexing)? I'm creating thousands of arrays of
> various dtypes known only at run time,
>
No, but I doubt using the C API will be much faster.
There are things you can do to speed this up, for example storing
arguments and np.ndarray in local variables:
cdef object _kwargs = {'shape': (n,), dtype=dt, buffer=data}
cdef object _ndarray = np.ndarray
arr = _ndarray(**_kwargs)
Sturla
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