0DMRMaster version 0.5

dmrtools/dmrproto/exceptions.py

@@ -1,3 +1,6 @@
+from abc import ABC, abstractmethod
+
+
 class DMRPFieldOutOfRangeException(Exception):
     """
     Exception raised when a packet field value is out of the allowed or expected range.
@@ -14,18 +17,17 @@ class DMRPBadPacketException(Exception):
     """
     Exception raised when a packet is structurally invalid or corrupted
     """
-    pass
-
+    ...
 
 class DMRPL2BadDataException(Exception):
     """
     Exception raised when L2 data is invalid or corrupted.
     """
-    pass
+    ...
 
 
 class FactoryException(Exception):
-    pass
+    ...
 
 
 class DMRPUnknownPacketTypeException(FactoryException):
@@ -33,7 +35,7 @@ class DMRPUnknownPacketTypeException(FactoryException):
     Exception raised when the packet factory cannot recognize the packet type
     from the given input data.
     """
-    pass
+    ...
 
 
 class DMRPUnknownLCTypeException(FactoryException):
@@ -41,6 +43,31 @@ class DMRPUnknownLCTypeException(FactoryException):
     Exception raised when the lc analyzer factory cannot recognize the
     lc type from the given input data.
     """
-    pass
+    ...
 
 
+class CustomMessageException(Exception, ABC):
+    @classmethod
+    @abstractmethod
+    def create_message(cls, msg: str) -> str: ...
+
+    def __init__(self, msg: str):
+        super().__init__(self.__class__.create_message(msg))
+
+
+class EmbLCAssemblerException(CustomMessageException):
+    """
+    Exception raised on EmbLCAssembler error
+    """
+    @classmethod
+    def create_message(cls, msg: str) -> str:
+        return f"Embedded LC failed: {msg}"
+
+
+class CallLCDecoderException(CustomMessageException):
+    """
+    Exception raised on CallLCDecoder error
+    """
+    @classmethod
+    def create_message(cls, msg: str) -> str:
+        return f"In-call LC decoder failed: {msg}"