python sum over specific indexes
# You can use sum directly after indexing with indices:
a = np.array([1,2,3,4])
indices = [0, 2]
a[indices].sum()
# Result: 4python sum over specific indexes
# You can use sum directly after indexing with indices:
a = np.array([1,2,3,4])
indices = [0, 2]
a[indices].sum()
# Result: 4Copyright © 2021 Codeinu
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