Python Cross Platform Kill by listening port

from psutil import process_iter, NoSuchProcess
from signal import SIGTERM, SIGKILL


def kill_proxy_process(port):
    """Kill 'em all"""
    for proc in process_iter():
        try:
            pinfo = proc.as_dict()
        except NoSuchProcess:
            pass
        else:
            if pinfo["connections"]:
                conns = pinfo["connections"]
                for conn in conns:
                    if conn.laddr.port == port:
                        proc.send_signal(SIGTERM)
                        proc.send_signal(SIGKILL)
                        continue