Add and implement notification.py in root package (bfxapi).

bfxapi/notification.py

@@ -0,0 +1,28 @@
+from typing import Dict, Optional, Any, TypedDict, cast
+
+from .labeler import _Serializer
+
+class Notification(TypedDict):
+    MTS: int
+    TYPE: str 
+    MESSAGE_ID: Optional[int]
+    NOTIFY_INFO: Dict[str, Any]
+    CODE: Optional[int]
+    STATUS: str
+    TEXT: str
+
+class _Notification(_Serializer):
+    __LABELS = [ "MTS", "TYPE", "MESSAGE_ID", "_PLACEHOLDER", "NOTIFY_INFO", "CODE", "STATUS", "TEXT" ]
+
+    def __init__(self, serializer: Optional[_Serializer] = None):
+        super().__init__("Notification", _Notification.__LABELS, IGNORE = [ "_PLACEHOLDER" ])
+
+        self.serializer = serializer
+
+    def parse(self, *values: Any) -> Notification:
+        notification = dict(self._serialize(*values))
+
+        if self.serializer != None:
+            notification["NOTIFY_INFO"] = dict(self.serializer._serialize(*notification["NOTIFY_INFO"]))
+ 
+        return cast(Notification, notification)