Numpy Array of Sets

Hi All, Hope you're doing great. One quick question. I am defining an array of sets using numpy as: a=array([set([])]*3) Now, if I want to add an element to the set in, lets say, a[0], and I use the .add(4) operation, which results in: array([set([4]), set([4]), set([4])], dtype=object) whi

About executable

Hi All. I am trying to create an executable file containing an optimization code using the pyomo package for optimization modeling along with ither packages like Numpy. When using py2exe to perform the task it generates the executable file, but when I try to run it it reports: Import Error: No m