Socrates的专栏

摘要： 1. 写文件#! /usr/bin/python3'makeTextFile.py -- create text file'import osdef write_file(): "used to write a text file." ls = os.linesep #get filename fname = input("Please input filename:") while True: if os.path.exists(fname): print("Error: '%s' already exists 阅读全文

摘要： #! /usr/bin/python3try: filename = input('Please input filename:') fobj = open(filename, 'r') for eachLine in fobj: print(eachLine) fobj.close()except IOError as err: print('file open error: {0}'.format(err)) 阅读全文