Check to see whether a port on a remote server is accessible.

check_connection_to_remote_port.py

import socket

def check_conn_to_remote_port(address, port):
    s = socket.socket()
    #s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    s.settimeout(5)
    print(f"Attempting to connect to {address} on port {port}")
    try:
        s.connect((address, port))
        print(f"Connected to {address} on port {port} -- success!")
        #print "Connected to %s on port %s -- success!" % (address, port)
        return True
    except socket.error as err:
        print(f"Connection to {address} on port {port} has FAILED: {err}")
        #print "Connection to %s on port %s has FAILED: %s" % (address, port, err)
        return False
    finally:
        s.close()