ports.py

import psutil

def get_all_ports():
    ports = set()
    for proc in psutil.process_iter(['pid', 'name']):
        try:
            connections = proc.net_connections()
            for conn in connections:
                if conn.laddr.port:
                    ports.add(conn.laddr.port)
        except (psutil.NoSuchProcess, psutil.AccessDenied, psutil.ZombieProcess):
            continue
    return ports

if __name__ == "__main__":
    ports_in_use = get_all_ports()
    print("Ports in use:")
    for port in sorted(ports_in_use):
        print(port)

kill ports :

import psutil

def kill_process_on_port(port):
    # Iterate over all processes
    for proc in psutil.process_iter(['pid', 'name']):
        try:
            # Get all network connections of the process
            connections = proc.net_connections()
            # Check each connection to see if it's on the specified port
            for conn in connections:
                if conn.laddr.port == port:
                    print(f"Killing process {proc.name()} with PID {proc.pid} on port {port}")
                    proc.kill()  # Kill the process
                    proc.wait()  # Wait for the process to be terminated
        except (psutil.NoSuchProcess, psutil.AccessDenied, psutil.ZombieProcess):
            # Handle processes that could not be accessed
            continue

if __name__ == "__main__":
    kill_process_on_port(8000)