small reorganization to old client/server, client fixed and sending messages to server

oclient.py

@@ -1,6 +1,7 @@
 import socket
 import threading
 
+import helpers
 from config import config
 
 HEADER_LENGTH = int(config['DEFAULT']['HeaderLength'])
@@ -11,19 +12,13 @@ client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
 client.connect(('127.0.0.1', 55555))
 
 
-def send_message(message):
-    header = f'{len(message):<{HEADER_LENGTH}}'
-    final = header + message
-    client.send(final.encode('ascii'))
-
-
 def receive():
     while True:
         try:
             length = int(client.recv(HEADER_LENGTH).decode('ascii'))
             message = client.recv(length).decode('ascii')
             if message == 'NICK':
-                send_message(nickname)
+                client.send(helpers.prepare(nickname))
             else:
                 print(message)
         except:
@@ -36,7 +31,7 @@ def receive():
 def write():
     while True:
         message = '{}: {}'.format(nickname, input(''))
-        send_message(message)
+        client.send(helpers.prepare(message))
 
 
 # Starting Threads For Listening And Writing