Do not instantiate unused unpacker

scripts/generate_messages.py

@@ -265,7 +265,8 @@ def generate_msg(msg: NetMessageJson, game: Literal['game', 'system']) -> None:
         out_file.write('    # has to be the first byte of the message payload\n')
         out_file.write('    # NOT the chunk header and NOT the message id\n')
         out_file.write('    def unpack(self, data: bytes) -> bool:\n')
-        out_file.write('        unpacker = Unpacker(data)\n')
+        if len(msg['members']) > 0:
+            out_file.write('        unpacker = Unpacker(data)\n')
         for member in msg['members']:
             # {'name': ['message'], 'type': {'kind': 'string', 'disallow_cc': False}} 
             unpacker = 'int()'

twnet_parser/messages7/game/cl_kill.py

@@ -18,7 +18,6 @@ class MsgClKill(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/game/cl_ready_change.py

@@ -18,7 +18,6 @@ class MsgClReadyChange(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/game/sv_game_msg.py

@@ -18,7 +18,6 @@ class MsgSvGameMsg(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/game/sv_ready_to_enter.py

@@ -18,7 +18,6 @@ class MsgSvReadyToEnter(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/game/sv_vote_clear_options.py

@@ -18,7 +18,6 @@ class MsgSvVoteClearOptions(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/game/sv_vote_option_list_add.py

@@ -18,7 +18,6 @@ class MsgSvVoteOptionListAdd(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/system/con_ready.py

@@ -18,7 +18,6 @@ class MsgConReady(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/system/enter_game.py

@@ -18,7 +18,6 @@ class MsgEnterGame(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/system/ping.py

@@ -18,7 +18,6 @@ class MsgPing(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/system/ping_reply.py

@@ -18,7 +18,6 @@ class MsgPingReply(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/system/rcon_auth_off.py

@@ -18,7 +18,6 @@ class MsgRconAuthOff(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/system/rcon_auth_on.py

@@ -18,7 +18,6 @@ class MsgRconAuthOn(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/system/ready.py

@@ -18,7 +18,6 @@ class MsgReady(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:

twnet_parser/messages7/system/request_map_data.py

@@ -18,7 +18,6 @@ class MsgRequestMapData(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes: