lz4cat.py

"""
read lz4 compressed files and print them on stdout

shell globs allowed
"""

import sys
import glob
import argparse

import lz4


if __name__ == '__main__':
    parser = argparse.ArgumentParser(
        description='uncompress a lz4 file and print its content on stdout')
    parser.add_argument('sources', metavar='FILE', nargs='*',
                        help='compressed files')
    args = parser.parse_args()
    files = args.sources
    if not files:
        files = [sys.stdin]
    for name in files:
        if name is sys.stdin:
            print lz4.loads(glob.read())
        else:
            for f in glob.glob(name):
                with open(f,'rb') as stream:
                    print lz4.loads(stream.read())