python文件读写1
写文件：
import os
?
ls = os.linesep
fname = raw_input("Please input a file path:")
while True:
? ? if os.path.exists(fname) and os.path.isfile(fname):
? ? ? ? fname = raw_input("ERROR: '%s' is exist,Please input another file path:"%fname)
? ? else:
? ? ? ? break
?
all=[]
print "\nEnter lines ('.' by itself to quit).\n"
while True:
? ? entry = raw_input(">>>")
? ? if entry == ".":
? ? ? ? break
? ? else:
? ? ? ? all.append(entry)
?
fobj = open(fname,"w")
fobj.writelines(['%s \n' % (x) for x in all])
fobj.close()
print "DONE"
