[C++-sig] Re: Creating an array in C++
dave at boost-consulting.com
Thu Feb 26 01:13:52 CET 2004
Philip Austin <paustin at eos.ubc.ca> writes:
> David Abrahams writes:
> > Excuse me? Alpha?!
> > It may be missing a couple of features, but it's hardly alpha
> > software.
> Sorry, that was a careless choice of words. We use numeric::array
> daily without a hitch, but like Marc-Alexis I'm not sure how to create
> an empty array of arbitray shape and type using the boost python
> array constructor.
>> What python argument value do you expect to be passed to the python
>> object's __init__ function?
> Our most common requirement is to be able to do something like
> from the C++ side
Does this work?
handle<> m = ::PyImport_Import(str("numarray").ptr())
numeric::array theArray(make_tuple(300), numarray.attr("UInt8"));
Yeah, it's ugly.
> and then fill it with values returned from C or Fortran.
You have to take theArray.ptr() to get the python object back if you
want access to its raw memory.
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