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import socket
import os

SERVER_HOST = "127.0.0.1"
SERVER_PORT = 12000
SERVER_START_COMMAND = 'cd '+SERVER_PATH+'\n'+'java -jar Server.jar '+str(SERVER_PORT)+'&\n'

    def connect_server(self):
        server_port = SERVER_PORT
        server_host = SERVER_HOST
        try:
            self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
            self.sock.settimeout(3)
            server_address = (server_host, server_port)
            print(server_address)
            print ('Verbinde mit: %s port %s' % server_address)
            self.sock.connect((server_address))
            return True
        except:
            print('Verbindung fehlgeschlagen !\n versuche, Server zu starten ...')
            try:
                os.system(SERVER_START_STR)
                self.connect_server()
            except:
                print('Server nicht gefunden !')
            return False