Python | Numpy np.polyone()方法
原文:https://www . geesforgeks . org/python-numpy-NP-polyone-method/
可以使用**np.polyone()**方法代替NP . one来创建元素为 1 的数组。
语法:
np.polyone()返回:返回数组([1])
示例#1 :
# Python program explaining
# numpy.polyone() method
# import numpy and polyone
import numpy as np
from numpy.polynomial.polynomial import polyone
# using np.polyone() method
ans = polyone
print(ans)
输出:
[1]
例 2 :
# Python program explaining
# numpy.polyone() method
# import numpy and polyone
import numpy as np
from numpy.polynomial.polynomial import polyone
# using np.polyone() method
ans = polyone + [[1, 3, 5], [2, 4, 6]]
print(ans)
输出:
[[2 4 6] [3 5 7]]
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