Fix type hinting in module bfxapi._utils.json_encoder.

bfxapi/_utils/json_encoder.py

@@ -2,17 +2,21 @@ import json
 
 from decimal import Decimal
 
-from typing import List, Dict, Union
+from typing import \
+    Union, List, Dict, \
+    Any
 
-JSON = Union[Dict[str, "JSON"], List["JSON"], bool, int, float, str, None]
-
-_CustomJSON = Union[Dict[str, "_CustomJSON"], List["_CustomJSON"], \
+_ExtJSON = Union[Dict[str, "_ExtJSON"], List["_ExtJSON"], \
     bool, int, float, str, Decimal, None]
 
-def _strip(dictionary: Dict) -> Dict:
-    return { key: value for key, value in dictionary.items() if value is not None }
+_StrictJSON = Union[Dict[str, "_StrictJSON"], List["_StrictJSON"], \
+    int, str, None]
 
-def _convert_data_to_json(data: _CustomJSON) -> JSON:
+def _clear(dictionary: Dict[str, Any]) -> Dict[str, Any]:
+    return { key: value for key, value in dictionary.items() \
+        if value is not None }
+
+def _adapter(data: _ExtJSON) -> _StrictJSON:
     if isinstance(data, bool):
         return int(data)
     if isinstance(data, float):
@@ -21,12 +25,12 @@ def _convert_data_to_json(data: _CustomJSON) -> JSON:
         return format(data, "f")
 
     if isinstance(data, list):
-        return [ _convert_data_to_json(sub_data) for sub_data in data ]
+        return [ _adapter(sub_data) for sub_data in data ]
     if isinstance(data, dict):
-        return _strip({ key: _convert_data_to_json(value) for key, value in data.items() })
+        return _clear({ key: _adapter(value) for key, value in data.items() })
 
     return data
 
 class JSONEncoder(json.JSONEncoder):
-    def encode(self, o: _CustomJSON) -> str:
-        return json.JSONEncoder.encode(self, _convert_data_to_json(o))
+    def encode(self, o: _ExtJSON) -> str:
+        return super().encode(_adapter(o))

bfxapi/rest/endpoints/rest_auth_endpoints.py

@@ -1,4 +1,4 @@
-from typing import Dict, List, Tuple, Union, Literal, Optional
+from typing import Dict, List, Tuple, Union, Literal, Optional, Any
 
 from decimal import Decimal
 
@@ -22,8 +22,6 @@ from ...types import serializers
 
 from ...types.serializers import _Notification
 
-from ..._utils.json_encoder import JSON
-
 class RestAuthEndpoints(Middleware):
     def get_user_info(self) -> UserInfo:
         return serializers.UserInfo \
@@ -77,7 +75,7 @@ class RestAuthEndpoints(Middleware):
                      cid: Optional[int] = None,
                      flags: Optional[int] = 0,
                      tif: Optional[str] = None,
-                     meta: Optional[JSON] = None) -> Notification[Order]:
+                     meta: Optional[Dict[str, Any]] = None) -> Notification[Order]:
         body = {
             "type": type, "symbol": symbol, "amount": amount,
             "price": price, "lev": lev, "price_trailing": price_trailing,

bfxapi/types/dataclasses.py

@@ -5,8 +5,6 @@ from dataclasses import dataclass
 
 from .labeler import _Type, partial, compose
 
-from .._utils.json_encoder import JSON
-
 #region Dataclass definitions for types of public use
 
 @dataclass
@@ -172,7 +170,7 @@ class PulseMessage(_Type):
     comments_disabled: int
     tags: List[str]
     attachments: List[str]
-    meta: List[JSON]
+    meta: List[Dict[str, Any]]
     likes: int
     profile: PulseProfile
     comments: int
@@ -231,7 +229,7 @@ class LoginHistory(_Type):
     id: int
     time: int
     ip: str
-    extra_info: JSON
+    extra_info: Dict[str, Any]
 
 @dataclass
 class BalanceAvailable(_Type):
@@ -260,7 +258,7 @@ class Order(_Type):
     hidden: int
     placed_id: int
     routing: str
-    meta: JSON
+    meta: Dict[str, Any]
 
 @dataclass
 class Position(_Type):
@@ -280,7 +278,7 @@ class Position(_Type):
     type: int
     collateral: float
     collateral_min: float
-    meta: JSON
+    meta: Dict[str, Any]
 
 @dataclass
 class Trade(_Type):
@@ -409,7 +407,7 @@ class Wallet(_Type):
     unsettled_interest: float
     available_balance: float
     last_change: str
-    trade_details: JSON
+    trade_details: Dict[str, Any]
 
 @dataclass
 class Transfer(_Type):
@@ -486,7 +484,7 @@ class PositionClaim(_Type):
     pos_type: int
     collateral: str
     min_collateral: str
-    meta: JSON
+    meta: Dict[str, Any]
 
 @dataclass
 class PositionIncreaseInfo(_Type):
@@ -547,7 +545,7 @@ class PositionAudit(_Type):
     type: int
     collateral: float
     collateral_min: float
-    meta: JSON
+    meta: Dict[str, Any]
 
 @dataclass
 class DerivativePositionCollateral(_Type):
@@ -618,7 +616,7 @@ class InvoiceSubmission(_Type):
         pay_currency: str
         pool_currency: str
         address: str
-        ext: JSON
+        ext: Dict[str, Any]
 
     @compose(dataclass, partial)
     class Payment:

bfxapi/websocket/_client/bfx_websocket_inputs.py

@@ -1,12 +1,10 @@
 from typing import TYPE_CHECKING, Callable, Awaitable, \
-    Tuple, List, Union, Optional, Any
+    Tuple, List, Dict, Union, Optional, Any
 
 if TYPE_CHECKING:
     from bfxapi.enums import \
         OrderType, FundingOfferType
 
-    from bfxapi._utils.json_encoder import JSON
-
     from decimal import Decimal
 
 class BfxWebSocketInputs:
@@ -27,7 +25,7 @@ class BfxWebSocketInputs:
                            cid: Optional[int] = None,
                            flags: Optional[int] = 0,
                            tif: Optional[str] = None,
-                           meta: Optional["JSON"] = None) -> None:
+                           meta: Optional[Dict[str, Any]] = None) -> None:
         await self.__handle_websocket_input("on", {
             "type": type, "symbol": symbol, "amount": amount,
             "price": price, "lev": lev, "price_trailing": price_trailing,