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I just started programming in python and am very new to numpy packages.. so still trying to get a hang of it.
I have a an numpy_array
so something like [ a b c]
And then I want to append it into anotehr numpyarray
(Just like we create a list of lists)
How do we create an array of numpy arrays containing…
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I need to sort two arrays simultaneously, or rather I need to sort one of the arrays and bring the corresponding element of its associated array with it as I sort. That is if the array is [(5, 33), (4, 44), (3, 55)] and I sort by the first axis (labeled below dtype='alpha') then I want: [(3.0, 55…
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I'm trying to batch up a bunch of vertices and texture coords in an interleaved array before sending it to pyOpengl's glInterleavedArrays/glDrawArrays. The only problem is that I'm unable to find a suitably fast enough way to append data into a numpy array.
Is there a better way to do this? I…
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I am sorry if this is the wrong section but I am starting to get desperate, please someone help me...
I need to install the program mrcwa-20080820 (sourceforge.net/projects/mrcwa/) because a summer project that I am involved. I need to use it together with anaconda (store.continuum.io/cshop/anaconda/)…
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The "vectorizing" of fancy indexing by Python's numpy library sometimes gives unexpected results. For example:
import numpy
a = numpy.zeros((1000,4), dtype='uint32')
b = numpy.zeros((1000,4), dtype='uint32')
i = numpy.random.random_integers(0,999,1000)
j = numpy.random.random_integers(0,3,1000)
a[i…
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