nfc2nfd.py

# -*- coding: utf-8 -*-

"""
# nfc2nfd.py

Simply convert nfc(ed) file to nfd(ed) file

   Written by Spike^ekipS <spikeekips@gmail.com>

# Installation

1. save this gist to /usr/local/bin/nfc2nfd.py
1. run `$ chmod 755 /usr/local/bin/nfc2nfd.py

# Usage

If your filename is `input.txt`,

```
$ cat input.txt | nfc2nfd.py
```
or
```
$ nfc2nfd.py input.txt
```
"""

import sys
import select
import unicodedata


def usage():
    print 'Usage: %s [filename]' % sys.argv[0]


target = None

if select.select([sys.stdin, ], [], [], 0.0)[0]:
    target = sys.stdin.read()
else:
    try:
        target = file(sys.argv[1]).read()
    except IndexError:
        pass

if target is None:
    usage()
    sys.exit(1)

print unicodedata.normalize('NFC', unicode(target, 'utf-8')).encode('utf-8')