Add support for event base_margin_info and symbol_margin_info.

MANIFEST

@@ -1,38 +0,0 @@
-# file GENERATED by distutils, do NOT edit
-setup.py
-bfxapi/__init__.py
-bfxapi/_client.py
-bfxapi/_version.py
-bfxapi/exceptions.py
-bfxapi/_utils/__init__.py
-bfxapi/_utils/json_decoder.py
-bfxapi/_utils/json_encoder.py
-bfxapi/_utils/logging.py
-bfxapi/rest/__init__.py
-bfxapi/rest/_bfx_rest_interface.py
-bfxapi/rest/exceptions.py
-bfxapi/rest/_interface/__init__.py
-bfxapi/rest/_interface/interface.py
-bfxapi/rest/_interface/middleware.py
-bfxapi/rest/_interfaces/__init__.py
-bfxapi/rest/_interfaces/rest_auth_endpoints.py
-bfxapi/rest/_interfaces/rest_merchant_endpoints.py
-bfxapi/rest/_interfaces/rest_public_endpoints.py
-bfxapi/types/__init__.py
-bfxapi/types/dataclasses.py
-bfxapi/types/labeler.py
-bfxapi/types/notification.py
-bfxapi/types/serializers.py
-bfxapi/websocket/__init__.py
-bfxapi/websocket/_connection.py
-bfxapi/websocket/exceptions.py
-bfxapi/websocket/subscriptions.py
-bfxapi/websocket/_client/__init__.py
-bfxapi/websocket/_client/bfx_websocket_bucket.py
-bfxapi/websocket/_client/bfx_websocket_client.py
-bfxapi/websocket/_client/bfx_websocket_inputs.py
-bfxapi/websocket/_event_emitter/__init__.py
-bfxapi/websocket/_event_emitter/bfx_event_emitter.py
-bfxapi/websocket/_handlers/__init__.py
-bfxapi/websocket/_handlers/auth_events_handler.py
-bfxapi/websocket/_handlers/public_channels_handler.py

bfxapi/rest/_interfaces/rest_auth_endpoints.py

@@ -248,7 +248,7 @@ class RestAuthEndpoints(Interface):
 
     def get_base_margin_info(self) -> BaseMarginInfo:
         return serializers.BaseMarginInfo.parse(
-            *(self._m.post("auth/r/info/margin/base")[1])
+            *self._m.post("auth/r/info/margin/base")
         )
 
     def get_symbol_margin_info(self, symbol: str) -> SymbolMarginInfo:

bfxapi/types/serializers.py

@@ -745,7 +745,15 @@ SymbolMarginInfo = generate_labeler_serializer(
 BaseMarginInfo = generate_labeler_serializer(
     name="BaseMarginInfo",
     klass=dataclasses.BaseMarginInfo,
-    labels=["user_pl", "user_swaps", "margin_balance", "margin_net", "margin_min"],
+    labels=[
+        "_PLACEHOLDER",
+        "user_pl",
+        "user_swaps",
+        "margin_balance",
+        "margin_net",
+        "margin_min",
+    ],
+    flat=True,
 )
 
 PositionClaim = generate_labeler_serializer(

bfxapi/websocket/_event_emitter/bfx_event_emitter.py

@@ -64,6 +64,8 @@ _COMMON = [
     "trade_execution",
     "trade_execution_update",
     "wallet_update",
+    "base_margin_info",
+    "symbol_margin_info",
     "notification",
     "on-req-notification",
     "ou-req-notification",
@@ -105,7 +107,7 @@ class BfxEventEmitter(AsyncIOEventEmitter):
     ) -> Union[_Handler, Callable[[_Handler], _Handler]]:
         if event not in BfxEventEmitter._EVENTS:
             raise UnknownEventError(
-                f"Can't register to unknown event: <{event}> (to get a full"
+                f"Can't register to unknown event: <{event}> (to get a full "
                 "list of available events see https://docs.bitfinex.com/)."
             )
 

bfxapi/websocket/_handlers/auth_events_handler.py

@@ -51,17 +51,26 @@ class AuthEventsHandler:
     def handle(self, abbrevation: str, stream: Any) -> None:
         if abbrevation == "n":
             self.__notification(stream)
+        elif abbrevation == "miu":
+            if stream[0] == "base":
+                self.__event_emitter.emit(
+                    "base_margin_info", serializers.BaseMarginInfo.parse(*stream)
+                )
+            elif stream[0] == "sym":
+                self.__event_emitter.emit(
+                    "symbol_margin_info", serializers.SymbolMarginInfo.parse(*stream)
+                )
+        else:
+            for abbrevations, serializer in AuthEventsHandler.__SERIALIZERS.items():
+                if abbrevation in abbrevations:
+                    event = AuthEventsHandler.__ABBREVIATIONS[abbrevation]
 
-        for abbrevations, serializer in AuthEventsHandler.__SERIALIZERS.items():
-            if abbrevation in abbrevations:
-                event = AuthEventsHandler.__ABBREVIATIONS[abbrevation]
+                    if all(isinstance(sub_stream, list) for sub_stream in stream):
+                        data = [serializer.parse(*sub_stream) for sub_stream in stream]
+                    else:
+                        data = serializer.parse(*stream)
 
-                if all(isinstance(sub_stream, list) for sub_stream in stream):
-                    data = [serializer.parse(*sub_stream) for sub_stream in stream]
-                else:
-                    data = serializer.parse(*stream)
-
-                self.__event_emitter.emit(event, data)
+                    self.__event_emitter.emit(event, data)
 
     def __notification(self, stream: Any) -> None:
         event: str = "notification"