gistfile1.py

import numpy as np

n = 30
m = 100000


# using memory_profiler package
@profile
def main():
  foo = np.zeros((n,m))
  
  boo = np.random.random(m)
  blah = np.random.random(n)
  
  for index, whatever in enumerate(blah):
    foo[index,:] += boo
    
    
if __name__ == "__main__":
  main()