摘要：import strings='abc'#去除空格s = ' asd f f s 'print(s.strip())print(s.lstrip())print(s.rstrip())print(s) #字符串连接s1 = 'abc's2 = 'dfe'print(s1+ "\n" + "kkk" 阅读全文

摘要：1、创建数组 import numpy as np>>> arrayTest=np.array([[1,2,3], [4,5,6]]) >>> print(arrayTest) [[1 2 3] [4 5 6]] >>> print('dim: ', arrayTest.ndim)dim: 2 >> 阅读全文