#!/usr/bin/env python2
#
# Copyright John Reid 2013
#

"""
Converts BGR files to BED making up region names as we go.
"""

import sys

# open the input
if len(sys.argv) < 2:
    input = sys.stdin
else:
    input = open(sys.argv[1])

for i, line in enumerate(input):
    if line.startswith('track') or line.startswith('browser'):
        continue
    record = line.split('\t')
    sys.stdout.write(
        '%s\t%s\t%s\tr%d\t%s' % (
            record[0],
            record[1],
            record[2],
            i,
            record[3]
        )
    )
