expose port of e3dc to support FARM

Author: Volker Richert

e3dc/_e3dc_rscp_local.py

@@ -44,7 +44,7 @@ class CommunicationError(Exception):
 class E3DC_RSCP_local:
     """A class describing an E3DC system connection using RSCP protocol locally."""
 
-    def __init__(self, username: str, password: str, ip: str, key: str):
+    def __init__(self, username: str, password: str, ip: str, key: str, port: int = PORT):
         """Constructor of an E3DC RSCP local object.
 
         Args:
@@ -56,6 +56,7 @@ def __init__(self, username: str, password: str, ip: str, key: str):
         self.username = username.encode("utf-8")
         self.password = password.encode("utf-8")
         self.ip = ip
+        self.port = port
         self.key = key.encode("utf-8")
         self.socket: socket.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
         self.connected: bool = False
@@ -122,7 +123,7 @@ def connect(self) -> None:
         try:
             self.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
             self.socket.settimeout(5)
-            self.socket.connect((self.ip, PORT))
+            self.socket.connect((self.ip, self.port))
             self.processedData = None
             self.connected = True
         except Exception: