python_core _code--1--文件名--内容

#/usr/bin/env python
'make text file.py---create text file'

import os
ls = os.linesep

fname = raw_input("enter the file name:")
#get file name
while True:
    if os.path.exists(fname):
        print "Error: '%s' already exists" %fname
    else:
        break

#get file content lines
all = [] 
print "\nEnter lines ('.'by itself to quit).\n"

#loop until user terminates input
while True:
    entry = raw_input('> ')
    if entry == '.':
        break
    else:
        all.append(entry)

#write lines to file with proper line-ending
fobj = open(fname,'w')
fobj.writelines(['%s%s' % (x,ls) for x in all])
fobj.close()
print 'DONE'

使用：输入文件名（绝对地址），然后输入内容，以‘.’截止。