refactored Transceiver

network_backend.py

@@ -39,22 +39,18 @@ class NetworkBackend(ABackend):
 			self.loop_enable = False
 			self.thread.join()
 
-	def create_xcvr(self, name: str) -> Transceiver:
-		obj = Transceiver(self, name)
-		if not self.register_xcvr(obj):
-			raise Exception(f"No socket found for \"{name}\"")
-		return obj
-
-		self.sel.register(name, selectors.EVENT_READ, data=None)
 	def register_xcvr(self, xcvr: Transceiver):
 		found = False
 		for sock in self.sock_list:
 			if xcvr.name in sock['name']:
 				found = True
 				sock['xcvr'] = xcvr
+				xcvr.on_register(self)
 				break
 
-		return found
+		if not found:
+			raise Exception(f"No socket found for \"{xcvr.name}\"")
+
 	def find_by_addr(self, addr):
 		for sock in self.sock_list:
 			if sock['addr'] == addr:
@@ -165,7 +161,8 @@ if __name__ == "__main__":
 		# Receiver-1.1 /
 
 		# Create transceiver
-		transceiver[grm] = mc.create_xcvr(grm)
+		transceiver[grm] = Transceiver(grm)
+		mc.register_xcvr(transceiver[grm])
 
 		# Create NMEA-Packetizer
 		nmea_packetizer = NmeaPacketizer()

transceiver.py

@@ -3,14 +3,17 @@ from a_backend import ABackend
 from msg.container import *
 
 class Transceiver(MsgTalker):
-	def __init__(self, backend: ABackend, name: str):
+	def __init__(self, name: str):
 		MsgTalker.__init__(self)
-		self.backend = backend
 		self.name = name
+		self.backend = None
 
 	def on_recv(self, msg: MsgContainer):
 		self.call_listener(msg)
 
+	def on_register(self, backend: ABackend):
+		self.backend = backend
+
 	def send(self, data: bytes):
 		self.backend.send(self.name, data)