print a[arr_index]
不
array_index!
a = np.array(['apple', 'orange', 'apple', 'banana'])arr_index = np.where(a == 'apple')print arr_indexprint a[arr_index]

print a[arr_index]
不
array_index!
a = np.array(['apple', 'orange', 'apple', 'banana'])arr_index = np.where(a == 'apple')print arr_indexprint a[arr_index]