import os
import sys
import time

import psutil

TARGET = "perf_sampler.py"
mode = sys.argv[1] if len(sys.argv) > 1 else "kill"
me = os.getpid()
matched = []
for p in psutil.process_iter(["name", "cmdline"]):
    if p.pid == me:
        continue
    try:
        parts = [x for x in (p.info["cmdline"] or [])]
        # only match when the script is the program argument, not substring of -c code
        if any(part.endswith(TARGET) for part in parts):
            matched.append(p)
    except (psutil.NoSuchProcess, psutil.AccessDenied):
        pass

if mode == "kill":
    for p in matched:
        try:
            p.kill()
        except (psutil.NoSuchProcess, psutil.AccessDenied):
            pass
    time.sleep(1)
    print("killed:", [p.pid for p in matched])
else:
    import datetime
    for p in matched:
        print(p.pid, p.name(), datetime.datetime.fromtimestamp(p.create_time()).strftime("%H:%M:%S"))