def off_diagonal()

in main.py [0:0]

• 4 lines of code
• 1 McCabe index (conditional complexity)

def off_diagonal(x):
    # return a flattened view of the off-diagonal elements of a square matrix
    n, m = x.shape
    assert n == m
    return x.flatten()[:-1].view(n - 1, n + 1)[:, 1:].flatten()