In [1]: my_array = arange(10) In [2]: where((my_array > 3) & (my_array < 7)) Out[2]: (array([4, 5, 6]),)
np.where([[True, False], [True, True]], ... [[1, 2], [3, 4]], ... [[9, 8], [7, 6]]) array([[1, 8], [3, 4]])