I know this is a simple problem, but I want to do it the most efficient way (that is vectorized...)
import numpy as np
a = np.array(([1,2,3,4],[1,.2,3,4],[1,22,3,4]))
b = np.sum(a,axis=1)
for i,elem in enumerate(a):
a[i,:] = elem/b[i]
suggestions?
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