#!/usr/bin/env python
import csv
import sys


idx = 0
with open(sys.argv[1], "r") as csvfile:
    spamreader = csv.reader(csvfile, delimiter="\t", quotechar='"')
    for row in spamreader:
        if len(row) < 2:
            continue

        seq_id = row[0]
        length = row[1]

        sys.stdout.write(
            "chr	-	{seq_id}	{seq_id}	0	{length}	chr{idx}color\n".format(
                seq_id=seq_id, idx=idx, length=length
            )
        )
        idx += 1