2021年7月11日 星期日

numpy 一維(vettor)

import numpy as np
fruit=np.array(["apple","banana","cherry","durian","eggplant","fig"])
items=np.array((0,1,2,3,4,5))
print(fruit)
print(items)
print(type(fruit))
print(type(items))



結果
['apple' 'banana' 'cherry' 'durian' 'eggplant' 'fig']
[0 1 2 3 4 5]
<class 'numpy.ndarray'>
<class 'numpy.ndarray'>

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二維陣列(2d array) matrix

import numpy as np fru_items=[["apple","banana","cherry","durian","eggplant","fig...