本文主要是介绍Python for Everybody(PY4E) Chapter7，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！
小白自学，仅作为个人记录。
Exercise 1: Write a program to read through a fifile and print the contents of the fifile (line
by line) all in upper case. Executing the program will look as follows:
fname = input('Enter the file name: ')try:fhand = open(fname)except:print('File cannot be opened:', fname)exit()for line in fhand:line = line.upper()print(line)Exercise 2: Write a program to prompt for a file name, and then readthrough the file and look for lines of the form:
这篇关于Python for Everybody(PY4E) Chapter7的文章就介绍到这儿，希望我们推荐的文章对编程师们有所帮助！
