问题
方法
import numpy as np # (1) a = np.random.randint(0, 2, 10) print(a) # [1 1 1 0 0 1 1 1 0 0] print(np.invert(a)) # [-2 -2 -2 -1 -1 -2 -2 -2 -1 -1] b = a.astype(np.bool) b = ~b print(b) # [ True False False False False False False True True True] c = b.astype(np.int32) print(c) # [1 0 0 0 0 0 0 1 1 1] # (2) 如果针对某一位取反 d = a[5].astype(np.bool) d = ~d a[5] = d.astype(np.int32) print(a[5])
