[Numpy-discussion] A numpy accumulator...

2009-10-03 Thread Christopher Barker
Hasi all, This idea was inspired by a discussion at SciPY, in which we spent a LOT of time during the numpy tutorial talking about how to accumulate values in an array when you don't know how big the array needs to be when you start. The standard practice is to accumulate in a python list,

Re: [Numpy-discussion] A numpy accumulator...

2009-10-03 Thread Robert Kern
On Sat, Oct 3, 2009 at 02:26, Christopher Barker chris.bar...@noaa.gov wrote: The implementation I have now uses a regular numpy array as the buffer. The buffer is re-sized as needed with ndarray.resize(). I've enclosed the class, a bunch of tests (This is the first time I've ever really done

[Numpy-discussion] A numpy accumulator...

2009-10-03 Thread Christopher Barker
(I clicked send too early the last time -- sorry about that!) Hi all, This idea was inspired by a discussion at the SciPy conference, in which we spent a LOT of time during the numpy tutorial talking about how to accumulate values in an array when you don't know how big the array needs to be

[Numpy-discussion] A numpy accumulator...

2009-10-03 Thread Christopher Barker
OK -- this one I'm intending to send! Hi all, This idea was inspired by a discussion at the SciPy conference, in which we spent a LOT of time during the numpy tutorial talking about how to accumulate values in an array when you don't know how big the array needs to be when you start. The

Re: [Numpy-discussion] ufunc and errors

2009-10-03 Thread Dag Sverre Seljebotn
Robert Kern wrote: On Wed, Sep 30, 2009 at 09:34, Dag Sverre Seljebotn da...@student.matnat.uio.no wrote: I looked and looked in the docs, but couldn't find an answer to this: When writing a ufunc, is it possible somehow to raise a Python exception (by acquiring the GIL first to raise it, set

Re: [Numpy-discussion] A numpy accumulator...

2009-10-03 Thread Dag Sverre Seljebotn
Christopher Barker wrote: OK -- this one I'm intending to send! Hi all, This idea was inspired by a discussion at the SciPy conference, in which we spent a LOT of time during the numpy tutorial talking about how to accumulate values in an array when you don't know how big the array needs

Re: [Numpy-discussion] A numpy accumulator...

2009-10-03 Thread Gökhan Sever
On Sat, Oct 3, 2009 at 2:26 AM, Christopher Barker chris.bar...@noaa.govwrote: Hasi all, This idea was inspired by a discussion at SciPY, in which we spent a LOT of time during the numpy tutorial talking about how to accumulate values in an array when you don't know how big the array needs

Re: [Numpy-discussion] rc1 of the chebyshev module.

2009-10-03 Thread Charles R Harris
On Sat, Oct 3, 2009 at 7:12 PM, Charles R Harris charlesr.har...@gmail.comwrote: Attached is the first rc of the chebyshev module. The module documentation is not yet complete and no doubt the rest of the documentation needs to be reviewed. The tests cover basic functionality at this point but