pyqt error RuntimeWarning: invalid value encountered in greater_equaltis = (0 <= vecw[0]) & (vecw[0] <= 1) & (0 <= vecw[1]) & (vecw[1] <= 1) code example

Example: index.py:14: RuntimeWarning: invalid value encountered in true_divide return np.dot(user, user2) / (norm(user) * norm(user2))

import numpy as np
np.seterr(divide='ignore', invalid='ignore')