Script for use with CLion to make a custom build tool's path outputs absolute, so they are clickable in CLion's output window.

absolutize-paths.py

#!/usr/bin/env python3

import re
import subprocess
import sys

proc = subprocess.Popen(sys.argv[1:], stdout=subprocess.PIPE)

for line in iter(proc.stdout.readline, b''):
    match = re.match(rb'src/[\w_/.]+:\d+.*', line)
    if match:
        # Use sys.stdout.buffer for bytes.
        sys.stdout.buffer.write(b'/mirror/co/mongo/')

    sys.stdout.buffer.write(line)
    sys.stdout.buffer.flush()

proc.stdout.close()
proc.wait()
sys.exit(proc.returncode)