def main():
# open and start the server and close afterwards
print(
"This program shows all important features that are possible with the pynetworking library.\n\n"
)
with net.ClientManager(server_address, ClientCommunicator):
# Connect a client to the server
ServerCommunicator.connect(server_address, blocking=True, timeout=2)
# create an alias for all server functions (Not necessary, but code looks better)
server = ServerCommunicator.remote_functions
# Call functions at the server
print(
f"{'='*7} Calling a function with arguments and return value {'=' * 7}\n"
)
types = server.get_types(1, "He", [1, 2], main, lambda a, b: a + b)
print(types)
print(
f"\n\n{'=' * 7} Calling a function that raises an error {'=' * 7}\n"
)
try:
server.risky_function()
except NotImplementedError as e:
print(e)
print("Error successfully transmitted")
print(
f"\n\n{'=' * 7} Calling a function that calls a function at the client {'=' * 7}\n"
)
server.start_communication()
# Close the connection to the server at client-side
ServerCommunicator.close_connection()
def greet_client(name: str):
print(f"Hello {name}")
ret_value = net.ClientManager().get().remote_functions.client_func("Paul")
if ret_value:
print("Cool you responded")
else:
print("Mhhh something went wrong ")
return "Goodbye"
def main():
# open and start the server and close afterwards
# As arguments, the address, to which the server listens to and the class that overrides the ClientCommunicator is
# needed
with net.ClientManager(server_address, ClientCommunicator):
# Connect a client to the server
# The connection is stored statically. This means no object needs to be created and passed to other functions.
# Once the connection is established, you can call the functions from everywhere
ServerCommunicator.connect(server_address, blocking=True, timeout=2)
# create an alias for all server functions (Not necessary, but code looks better)
server = ServerCommunicator.remote_functions
while True:
message = input(">>>")
server.recv_message_from_client(message)
if message == "bye":
break
# Close the connection to the server at client-side
ServerCommunicator.close_connection()
def recv_message_from_client(message: str) -> None:
print(f"Client: {message}")
if message == "bye":
client: ClientCommunicator = net.ClientManager().get()
clients_last_words = client.remote_functions.get_last_words()
print(clients_last_words)
def notify_other_devices(user: '******'):
clients: Dict[int, net_interface.ClientCommunicator] = net.ClientManager().clients
for client in clients.values():
if client.user_id == user.user_id and client.device_id != user.device_id:
client_logger_sync().info(f"Trigger server synchronization: client={client}")
client.remote_functions.trigger_server_synchronization()
def get_client() -> ClientCommunicator:
"""Main purpose is to supply better auto completions"""
return net.ClientManager().get()
def start_communication():
client: ClientCommunicator = net.ClientManager().get()
client.remote_functions.a_client_function("Hi from Server!")
:synopsis: All functions located at the client_side
"""
import pynetworking as net
import Interface
def client_func(name) -> bool:
print(f"Hello {name}")
return True
def client_faculty(number: int) -> int:
if number <= 1:
return number
return number * Interface.ServerCommunicator.remote_functions.server_faculty(
number - 1)
if __name__ == '__main__':
address = ("127.0.0.1", 5000)
with net.ClientManager(address, Interface.ClientCommunicator):
Interface.ServerCommunicator.connect(address)
ret_value = Interface.ServerCommunicator.remote_functions.server_faculty(
5)
print(f"Client: {ret_value}")
ret_value = Interface.ServerCommunicator.remote_functions.greet_client(
"Walter")
print(f"Client: {ret_value}")
Interface.ServerCommunicator.close_connection()
def request_login():
username = net.ClientManager().get().remote_functions.get_username()
password = net.ClientManager().get().remote_functions.get_password()
return is_valid_data(username, password)
import interface
import pynetworking as net
import time
def request_login():
username = net.ClientManager().get().remote_functions.get_username()
password = net.ClientManager().get().remote_functions.get_password()
return is_valid_data(username, password)
def is_valid_data(username, password):
# This function just simulates a possible database access and validation
if len(username) > 4 and len(password) > 4:
return True
return False
if __name__ == '__main__':
address = ("127.0.0.1", 5000)
client_manager = net.ClientManager(address, interface.ClientCommunicator)
client_manager.start()
time.sleep(20)
client_manager.stop_listening()
client_manager.stop_connections()
def server_faculty(number: int) -> int:
if number <= 1:
return number
return number * net.ClientManager().get().remote_functions.client_faculty(
number - 1)
def many_func_in_func():
return net.ClientManager().get().remote_functions.client_faculty(5)
def func_in_func(start: int) -> bool:
ret = net.ClientManager().get().remote_functions.incrementer(start)
return ret + 1
def return_client_id() -> int:
return net.ClientManager().get().id
