摘要： from openpyxl import load_workbookimport pandas as pdclass Write_to_excel(): def __init__(self,src,sheet,df): if src is None or sheet is None or df is 阅读全文

摘要： Python入门之类(class) 学习网址：https://www.cnblogs.com/chengd/articles/7287528.html class Foo: """初始化实例属性""" def __init__(self, name, age):#构造函数，类实例化是自动执行 sel 阅读全文