



def 		__snake_case						(    _UpperCAmelCase = "mytext.txt"       ,			_UpperCAmelCase = False				):
					"""simple docstring"""






					import socket

					lowercase						   =       1_23_12  # Reserve a port for your service.
					lowercase						   =       socket.socket()  # Create a socket object
					lowercase						   =       socket.gethostname()  # Get local machine name
					sock.bind((host, port)				)  # Bind to the port
					sock.listen(5				)  # Now wait for client connection.

					print('Server listening....'				)

					while True:
										lowercase   ,      lowercase						   =       sock.accept()  # Establish connection with client.
										print(f"""Got connection from {addr}"""				)
										lowercase						   =       conn.recv(10_24				)
										print(f"""Server received: {data = }"""				)

										with open(_UpperCAmelCase       ,			'rb'				) as in_file:
															lowercase						   =       in_file.read(10_24				)
															while data:
																				conn.send(_UpperCAmelCase				)
																				print(f"""Sent {data!r}"""				)
																				lowercase						   =       in_file.read(10_24				)

										print('Done sending'				)
										conn.close()
										if testing:  # Allow the test to complete
															break

					sock.shutdown(1				)
					sock.close()


if __name__ == "__main__":
		send_file()











from __future__ import annotations

# Define the Gravitational Constant G and the function
__magic_name__       =     6.6743E-11  # unit of G : m^3 * kg^-1 * s^-2





def 		__snake_case						(    _UpperCAmelCase       ,			_UpperCAmelCase       ,			_UpperCAmelCase       ,			_UpperCAmelCase				):
					"""simple docstring"""






					lowercase						   =       mass_a * mass_a

					if (force, mass_a, mass_a, distance).count(0				) != 1:
										raise ValueError('One and only one argument must be 0'				)
					if force < 0:
										raise ValueError('Gravitational force can not be negative'				)
					if distance < 0:
										raise ValueError('Distance can not be negative'				)
					if mass_a < 0 or mass_a < 0:
										raise ValueError('Mass can not be negative'				)
					if force == 0:
										lowercase						   =       GRAVITATIONAL_CONSTANT * product_of_mass / (distance**2)
										return {"force": force}
					elif mass_a == 0:
										lowercase						   =       (force) * (distance**2) / (GRAVITATIONAL_CONSTANT * mass_a)
										return {"mass_1": mass_a}
					elif mass_a == 0:
										lowercase						   =       (force) * (distance**2) / (GRAVITATIONAL_CONSTANT * mass_a)
										return {"mass_2": mass_a}
					elif distance == 0:
										lowercase						   =       (GRAVITATIONAL_CONSTANT * product_of_mass / (force)) ** 0.5
										return {"distance": distance}
					raise ValueError('One and only one argument must be 0'				)


# Run doctest
if __name__ == "__main__":
		import doctest

		doctest.testmod()






