Rubik_xie

import numpy as npfrom numpy import pi# creation 1a = np.arange(24).reshape(4, 6)print(a)print(a.shape)print(a.itemsize)print(a.dtype)b = np.arange(1, 10, 2)print(b)print(b.size)print(...

import numpy as npfrom numpy import pia = np.array([1, 2, 3, 4])a += 1print(a)b = np.arange(4, 8)a = b + aprint(a)print(b**2)c = np.linspace(0, 2*pi, 5)np.set_printoptions(precision=1...

import numpy as npfrom numpy import pia = np.arange(10)**3b = a[2:5]print("b=", b)print("a[2]=", a[2])a[:6:2] = 1000 # from start to position 6, exclusive, set every 2nd element to 1000pri...

import numpy as npfrom numpy import pia = np.arange(24).reshape(4, 6).reshape(8, 3)print(a.ravel())print(a.ravel().reshape(2, 12))b = a.Tprint(b)print(a.shape, b.shape)a.resize(4, 6) # ...