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学习python第n+1天——我在看笨办法学python

#-*-coding: utf-8-*- from sys import argv ''' 此处引用了新的内置函数,exists函数是检查括号内字符串所代表的文件名的文件是否存在, 存在返回True,不存在返回False。 os.path os.path模块主要用于文件的属性获取,在编程中经常用到 ''' from os.path import exists script, fro

学习python第n+1天——我在看笨办法学python(更多的文件操作)

这次的代码,并没有成功,现在在检查问题,也希望大家给予帮助   from sys import argv from os.path import exists script, from_file, to_file = argv print(f"Copying from {from_file} to {to_file}") # we could do these two on one on one line,How? #in_file = open (fro

吴恩达机器学习编程作业ex6 Support Vector Machines Part1

一、程序及函数 1.引导脚本ex6.m %% Machine Learning Online Class % Exercise 6 | Support Vector Machines % % Instructions % ------------------------------------------------------------- % % This file contains code that helps you get started on the %