diff --git a/scripts/generate_messages.py b/scripts/generate_messages.py
index 3efc1f9..097e830 100755
--- a/scripts/generate_messages.py
+++ b/scripts/generate_messages.py
@@ -3,7 +3,8 @@
 import os
 import json
 
-from typing import TypedDict, Literal, Optional, Dict, Union
+from typing import \
+    TypedDict, Literal, Optional, Dict, Union, TextIO
 
 KIND = Literal[ \
             'int32', \
@@ -398,6 +399,108 @@ class CodeGenerator():
     def __init__(self) -> None:
         self.game_enums: list[GameEnumJson] = []
 
+    def write_init_method_header(
+            self,
+            out_file: TextIO,
+            msg: NetMessageJson,
+            game: Literal['system', 'game'],
+            name_snake: str
+    ) -> None:
+        out_file.write('    def __init__(\n')
+        out_file.write('            self,\n')
+        args: list[str] = []
+        for member in msg['members']:
+            # {
+            #   'name': ['message'],
+            #   'type': {
+            #     'kind': 'string',
+            #     'disallow_cc': False
+            #   }
+            # }
+            ftype = 'int'
+            default = '-1'
+            if member['type']['kind'] == 'string':
+                ftype = 'str'
+                default = "'default'"
+            elif member['type']['kind'] == 'rest':
+                ftype = 'bytes'
+                default = "b'\\x00'"
+            elif member['type']['kind'] == 'sha256':
+                ftype = 'Annotated[bytes, 32]'
+                default = "bytes(32)"
+            elif member['type']['kind'] == 'data':
+                ftype = 'bytes'
+                default = "b'\\x00'"
+                if member['type']['size'] == 'specified_before':
+                    args.append('            data_size: Optional[int] = None')
+                else:
+                    raise ValueError(f"Error: unknown data size {member['type']}")
+            # {"name": ["mode"], "type": {"kind": "enum", "enum": ["chat"]}},
+            elif member['type']['kind'] == 'enum':
+                ftype = 'int'
+                enum_name: str = name_to_snake(member['type']['enum'])
+                default = self.get_default_enum7(enum_name)
+                default = f"enum7.{default}"
+            elif member['type']['kind'] in ('int32', 'tick'):
+                ftype = 'int'
+                default = '0'
+            elif member['type']['kind'] == 'boolean':
+                ftype = 'bool'
+                default = 'False'
+            elif member['type']['kind'] == 'tune_param':
+                ftype = 'float'
+                default = '0.0'
+            elif member['type']['kind'] == 'snapshot_object':
+                # TODO: think about snapshot_object
+                ftype = 'int'
+                default = '0'
+            elif member['type']['kind'] == 'array':
+                size: int = member['type']['count']
+                if size is None:
+                    print("Error: size is none for the following message")
+                    print(msg)
+                    exit(1)
+                arr_member: ArrayMemberTypeJson = member['type']['member_type']
+                if arr_member['kind'] == 'string':
+                    ftype = f'Annotated[list[str], {size}]'
+                    default = '[' + ', '.join(["''"] * size) + ']'
+                elif arr_member['kind'] == 'boolean':
+                    ftype = f'Annotated[list[bool], {size}]'
+                    default = '[' + ', '.join(["False"] * size) + ']'
+                elif arr_member['kind'] in ('int32', 'tick', 'enum'):
+                    ftype = f'Annotated[list[int], {size}]'
+                    default = '[' + ', '.join(["0"] * size) + ']'
+                else:
+                    raise ValueError( \
+                        f"Error: unknown array member type {member['type']}")
+                # Initializing lists with defaults
+                # And type annotation can get quite long
+                # So split it in two lines
+                default = f'\\\n                {default}'
+            elif member['type']['kind'] == 'flags': # TODO: think about flags
+                ftype = 'int'
+                default = '0'
+            elif member['type']['kind'] == 'optional':
+                if member['type']['inner']['kind'] == 'string':
+                    ftype = 'str'
+                    default = "''"
+                elif member['type']['inner']['kind'] in ('int32', 'tick'):
+                    ftype = 'int'
+                    default = '0'
+                else:
+                    raise \
+                        ValueError( \
+                        f"Error: unknown optional type {member['type']}")
+            else:
+                raise ValueError(f"Error: unknown type {member['type']}")
+            name = name_to_snake(member["name"])
+            manual_default = get_default(f"{game}.{name_snake}.{name}")
+            if manual_default:
+                default = manual_default
+            args.append(f'            {name}: {ftype} = {default}')
+        out_file.write(',\n'.join(args) + '\n')
+        out_file.write('    ) -> None:\n')
+
     def generate_msg(
             self,
             msg: NetMessageJson,
@@ -424,100 +527,10 @@ class CodeGenerator():
             out_file.write(get_dependencies(msg))
             out_file.write('\n')
             out_file.write(f'class Msg{name_camel}(PrettyPrint):\n')
-            out_file.write('    def __init__(\n')
-            out_file.write('            self,\n')
-            args: list[str] = []
-            for member in msg['members']:
-                # {
-                #   'name': ['message'],
-                #   'type': {
-                #     'kind': 'string',
-                #     'disallow_cc': False
-                #   }
-                # } 
-                ftype = 'int'
-                default = '-1'
-                if member['type']['kind'] == 'string':
-                    ftype = 'str'
-                    default = "'default'"
-                elif member['type']['kind'] == 'rest':
-                    ftype = 'bytes'
-                    default = "b'\\x00'"
-                elif member['type']['kind'] == 'sha256':
-                    ftype = 'Annotated[bytes, 32]'
-                    default = "bytes(32)"
-                elif member['type']['kind'] == 'data':
-                    ftype = 'bytes'
-                    default = "b'\\x00'"
-                    if member['type']['size'] == 'specified_before':
-                        args.append('            data_size: Optional[int] = None')
-                    else:
-                        raise ValueError(f"Error: unknown data size {member['type']}")
-                # {"name": ["mode"], "type": {"kind": "enum", "enum": ["chat"]}},
-                elif member['type']['kind'] == 'enum':
-                    ftype = 'int'
-                    enum_name: str = name_to_snake(member['type']['enum'])
-                    default = self.get_default_enum7(enum_name)
-                    default = f"enum7.{default}"
-                elif member['type']['kind'] in ('int32', 'tick'):
-                    ftype = 'int'
-                    default = '0'
-                elif member['type']['kind'] == 'boolean':
-                    ftype = 'bool'
-                    default = 'False'
-                elif member['type']['kind'] == 'tune_param':
-                    ftype = 'float'
-                    default = '0.0'
-                elif member['type']['kind'] == 'snapshot_object':
-                    # TODO: think about snapshot_object
-                    ftype = 'int'
-                    default = '0'
-                elif member['type']['kind'] == 'array':
-                    size: int = member['type']['count']
-                    if size is None:
-                        print("Error: size is none for the following message")
-                        print(msg)
-                        exit(1)
-                    arr_member: ArrayMemberTypeJson = member['type']['member_type']
-                    if arr_member['kind'] == 'string':
-                        ftype = f'Annotated[list[str], {size}]'
-                        default = '[' + ', '.join(["''"] * size) + ']'
-                    elif arr_member['kind'] == 'boolean':
-                        ftype = f'Annotated[list[bool], {size}]'
-                        default = '[' + ', '.join(["False"] * size) + ']'
-                    elif arr_member['kind'] in ('int32', 'tick', 'enum'):
-                        ftype = f'Annotated[list[int], {size}]'
-                        default = '[' + ', '.join(["0"] * size) + ']'
-                    else:
-                        raise ValueError( \
-                            f"Error: unknown array member type {member['type']}")
-                    # Initializing lists with defaults
-                    # And type annotation can get quite long
-                    # So split it in two lines
-                    default = f'\\\n                {default}'
-                elif member['type']['kind'] == 'flags': # TODO: think about flags
-                    ftype = 'int'
-                    default = '0'
-                elif member['type']['kind'] == 'optional':
-                    if member['type']['inner']['kind'] == 'string':
-                        ftype = 'str'
-                        default = "''"
-                    elif member['type']['inner']['kind'] in ('int32', 'tick'):
-                        ftype = 'int'
-                        default = '0'
-                    else:
-                        raise \
-                            ValueError( \
-                            f"Error: unknown optional type {member['type']}")
-                else:
-                    raise ValueError(f"Error: unknown type {member['type']}")
-                name = name_to_snake(member["name"])
-                manual_default = get_default(f"{game}.{name_snake}.{name}")
-                if manual_default:
-                    default = manual_default
-                args.append(f'            {name}: {ftype} = {default}')
-            out_file.write(',\n'.join(args) + '\n')
-            out_file.write('    ) -> None:\n')
+            if len(msg['members']) > 0:
+                self.write_init_method_header(out_file, msg, game, name_snake)
+            else:
+                out_file.write('    def __init__(self) -> None:\n')
             out_file.write(f"        self.message_name = '{name_snake}'\n")
             sys: str = 'True' if game == 'system' else 'False'
             out_file.write(f"        self.system_message = {sys}\n")
diff --git a/twnet_parser/messages7/game/cl_kill.py b/twnet_parser/messages7/game/cl_kill.py
index 89baf10..cef7447 100644
--- a/twnet_parser/messages7/game/cl_kill.py
+++ b/twnet_parser/messages7/game/cl_kill.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgClKill(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'cl_kill'
         self.system_message = False
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/game/cl_ready_change.py b/twnet_parser/messages7/game/cl_ready_change.py
index 3602395..6bc7512 100644
--- a/twnet_parser/messages7/game/cl_ready_change.py
+++ b/twnet_parser/messages7/game/cl_ready_change.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgClReadyChange(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'cl_ready_change'
         self.system_message = False
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/game/sv_game_msg.py b/twnet_parser/messages7/game/sv_game_msg.py
index c9f03ae..30e6dc5 100644
--- a/twnet_parser/messages7/game/sv_game_msg.py
+++ b/twnet_parser/messages7/game/sv_game_msg.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgSvGameMsg(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'sv_game_msg'
         self.system_message = False
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/game/sv_ready_to_enter.py b/twnet_parser/messages7/game/sv_ready_to_enter.py
index a678590..da7c37d 100644
--- a/twnet_parser/messages7/game/sv_ready_to_enter.py
+++ b/twnet_parser/messages7/game/sv_ready_to_enter.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgSvReadyToEnter(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'sv_ready_to_enter'
         self.system_message = False
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/game/sv_vote_clear_options.py b/twnet_parser/messages7/game/sv_vote_clear_options.py
index 4bdb3d5..43c238e 100644
--- a/twnet_parser/messages7/game/sv_vote_clear_options.py
+++ b/twnet_parser/messages7/game/sv_vote_clear_options.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgSvVoteClearOptions(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'sv_vote_clear_options'
         self.system_message = False
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/game/sv_vote_option_list_add.py b/twnet_parser/messages7/game/sv_vote_option_list_add.py
index 0ad869c..14311f2 100644
--- a/twnet_parser/messages7/game/sv_vote_option_list_add.py
+++ b/twnet_parser/messages7/game/sv_vote_option_list_add.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgSvVoteOptionListAdd(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'sv_vote_option_list_add'
         self.system_message = False
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/system/con_ready.py b/twnet_parser/messages7/system/con_ready.py
index cead895..12c8abc 100644
--- a/twnet_parser/messages7/system/con_ready.py
+++ b/twnet_parser/messages7/system/con_ready.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgConReady(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'con_ready'
         self.system_message = True
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/system/enter_game.py b/twnet_parser/messages7/system/enter_game.py
index cd1dbb7..a5f0fb1 100644
--- a/twnet_parser/messages7/system/enter_game.py
+++ b/twnet_parser/messages7/system/enter_game.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgEnterGame(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'enter_game'
         self.system_message = True
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/system/ping.py b/twnet_parser/messages7/system/ping.py
index 2319805..1610d9d 100644
--- a/twnet_parser/messages7/system/ping.py
+++ b/twnet_parser/messages7/system/ping.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgPing(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'ping'
         self.system_message = True
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/system/ping_reply.py b/twnet_parser/messages7/system/ping_reply.py
index ee3d9e3..2145e25 100644
--- a/twnet_parser/messages7/system/ping_reply.py
+++ b/twnet_parser/messages7/system/ping_reply.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgPingReply(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'ping_reply'
         self.system_message = True
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/system/rcon_auth_off.py b/twnet_parser/messages7/system/rcon_auth_off.py
index ed800d5..67bd4da 100644
--- a/twnet_parser/messages7/system/rcon_auth_off.py
+++ b/twnet_parser/messages7/system/rcon_auth_off.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgRconAuthOff(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'rcon_auth_off'
         self.system_message = True
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/system/rcon_auth_on.py b/twnet_parser/messages7/system/rcon_auth_on.py
index 2abbf07..80b2dfc 100644
--- a/twnet_parser/messages7/system/rcon_auth_on.py
+++ b/twnet_parser/messages7/system/rcon_auth_on.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgRconAuthOn(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'rcon_auth_on'
         self.system_message = True
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/system/ready.py b/twnet_parser/messages7/system/ready.py
index 58628a0..aea1c9c 100644
--- a/twnet_parser/messages7/system/ready.py
+++ b/twnet_parser/messages7/system/ready.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgReady(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'ready'
         self.system_message = True
         self.header: ChunkHeader
diff --git a/twnet_parser/messages7/system/request_map_data.py b/twnet_parser/messages7/system/request_map_data.py
index 568770a..88c00c6 100644
--- a/twnet_parser/messages7/system/request_map_data.py
+++ b/twnet_parser/messages7/system/request_map_data.py
@@ -4,10 +4,7 @@ from twnet_parser.pretty_print import PrettyPrint
 from twnet_parser.chunk_header import ChunkHeader
 
 class MsgRequestMapData(PrettyPrint):
-    def __init__(
-            self,
-
-    ) -> None:
+    def __init__(self) -> None:
         self.message_name = 'request_map_data'
         self.system_message = True
         self.header: ChunkHeader