mirror of https://github.com/python/cpython
51 lines
1.0 KiB
Python
Executable File
51 lines
1.0 KiB
Python
Executable File
#! /usr/bin/env python
|
|
|
|
"Replace tabs with spaces in argument files. Print names of changed files."
|
|
|
|
import os
|
|
import sys
|
|
import string
|
|
import getopt
|
|
|
|
def main():
|
|
tabsize = 8
|
|
try:
|
|
opts, args = getopt.getopt(sys.argv[1:], "t:")
|
|
if not args:
|
|
raise getopt.error, "At least one file argument required"
|
|
except getopt.error, msg:
|
|
print msg
|
|
print "usage:", sys.argv[0], "file ..."
|
|
return
|
|
|
|
for file in args:
|
|
process(file, tabsize)
|
|
|
|
def process(file, tabsize):
|
|
try:
|
|
f = open(file)
|
|
text = f.read()
|
|
f.close()
|
|
except IOError, msg:
|
|
print "%s: I/O error: %s" % (`file`, str(msg))
|
|
return
|
|
newtext = string.expandtabs(text, tabsize)
|
|
if newtext == text:
|
|
return
|
|
backup = file + "~"
|
|
try:
|
|
os.unlink(backup)
|
|
except os.error:
|
|
pass
|
|
try:
|
|
os.rename(file, backup)
|
|
except os.error:
|
|
pass
|
|
f = open(file, "w")
|
|
f.write(newtext)
|
|
f.close()
|
|
print file
|
|
|
|
if __name__ == '__main__':
|
|
main()
|