range :只能是整数间隔
arrange:可以根据函数设定规定间隔大小
例:
import numpy as np
text01 = list(range(2,5,2))
text02 = list(np.arange(0,5,0.2))
print(text01)
print(text02)
结果:
[2, 4]
[0.0, 0.20000000000000001, 0.40000000000000002,
0.60000000000000009, 0.80000000000000004, 1.0,
1.2000000000000002, 1.4000000000000001,
1.6000000000000001, 1.8, 2.0, 2.2000000000000002,
2.4000000000000004, 2.6000000000000001, 2.8000000000000003,
3.6000000000000001, 3.8000000000000003, 4.0,
4.2000000000000002, 4.4000000000000004,
4.6000000000000005, 4.8000000000000007]