tdimitri

Results 16 issues of tdimitri

some routines in python cannot handle strided arrays, instead of checking this with python code, the 'C' should make the check and copy the array to remove the strides if...

enhancement

Interactive users will want to control how the data is displayed. This might include sorting the view; coloring cells, columns, or rows; precision digits; or moving columns to the left....

This class of functions would benefit from being hookable in numpy.

numpy changes

the speed of bitwise_or seems off compared to when i test with riptable on my computer, in riptable, the bitwise_or of 1million int32 takes 59 micoseconds when i use the...

When an .sum() operation is performed (which is a popular and important operation) on an int16 array it appears that numpy 1) upcasts int16 to int32 based on setbufsize 2)...

numpy changes

I tried to hook true_divide for signature int32, int32, output double (which i think is what we want??) this resulted in an error hooking true_divide with signature. float, float, output...

boolean and fancy index masking related routines can be sped up and are used very often. Be nice if we could hook these routines.

numpy changes

This issue may belong in another place but for tracking purposes I added it here. It would be nice if numpy not only allocated on 32byte or 64byte boundaries, but...

numpy changes

When a ufunc loop is replaced there is no user callback argument, this makes it difficult for the routine being called to know what it is. I would rather funnel...

enhancement
numpy changes

users often call "~np.isnan(arr)" this makes TWO passes and produces a temporary array in the process. Are we allowed to add "isnotnan" then the user can call np.isnotnan(arr). For instance...

question
numpy changes