def listen_for_data(c):
while True:
try:
sender, message = pickle.loads(c.recv(1024))
if not perform_command(c, message) and len(message) > 0:
print(f"{sender.name}: {message}")
broadcast(sender, message)
except ConnectionResetError:
p = clients.pop(c, Participant.Bot("Someone"))
print(f"{p.name} left the server")
broadcast(Participant.Person("server"), f"{p.name} left the chat!")
c.close()
break
except ConnectionAbortedError:
break
print(
"To start a server that should connect to specified ip and port:\n"
"$python3 server.py <u>ip</u> <u>port</u>")
sys.exit()
port = int(sys.argv[2])
except (IndexError, ValueError):
print(
"IP and port must be specified. Correct usage e.g $py server.py localhost 2410"
)
sys.exit()
server = socket.socket()
server.bind((ip, port))
server.listen()
host = Participant.Person("Host")
clients = {}
print("Server is running...")
# broadcast to all clients:
def broadcast(sender, message):
for c in clients:
data = pickle.dumps((sender, message))
c.send(data)
# constantly listen if any clients has sent any data:
def listen_for_data(c):
"> Example usage (connecting as a bot (Alice) to localhost:2410):\n"
">> $python3 client.py localhost 2410 alice")
sys.exit()
port = int(sys.argv[2])
except (IndexError, ValueError):
print(
"IP and port must be specified. Correct usage e.g $py client.py localhost 2410"
)
sys.exit()
# Define the participant:
try:
participant = \
available_bots[sys.argv[3].lower()] \
if len(sys.argv) == 4 \
else Participant.Person(input("Choose a nickname: "))
except KeyError:
print(
f"Sorry, cannot summon {sys.argv[3]} :( but you could try one of these bots:\n"
f"{list(available_bots.keys())}")
sys.exit()
if isinstance(participant, Participant.Batman):
who = participant.ACTIONS['who']
identify = participant.ACTIONS['identify']
# Start the TCP connection:
client = socket.socket()
try:
client.connect((ip, port))
except ConnectionRefusedError:
