Revert "[Add] asset transfer function for gateway"

This reverts commit 4b869de.

vnpy_evo/trader/constant.py

@@ -27,17 +27,3 @@ class Exchange(Enum):
 
     # Special Function
     LOCAL = "LOCAL"         # For local generated data
-
-
-class TransferType(Enum):
-    """
-    Transfer type.
-    """
-    SPOT_TRADING = "spot to trading"
-    TRADING_SPOT = "trading to spot"
-
-    SPOT_LINEAR = "spot to linear"
-    LINEAR_SPOT = "linear to spot"
-
-    SPOT_INVERSE = "spot to inverse"
-    INVERSE_SPOT = "inverse to spot"

vnpy_evo/trader/gateway.py

@@ -1,13 +1 @@
-from vnpy.trader.gateway import BaseGateway as BaseGateway_
-
-from .object import TransferRequest, TransferData
-
-
-class BaseGateway(BaseGateway_):
-    """Add extra functions for standard gateway"""
-
-    def transfer_asset(self, req: TransferRequest) -> TransferData:
-        """
-        Send a asset transfer request to server.
-        """
-        pass
+from vnpy.trader.gateway import *

vnpy_evo/trader/object.py

@@ -1,29 +1 @@
-from dataclasses import dataclass
-
 from vnpy.trader.object import *
-
-from .constant import TransferType
-
-
-@dataclass
-class TransferRequest:
-    """
-    Request sending to specific gateway for transferring fund.
-    """
-
-    asset: str
-    volume: int
-    type: TransferType
-
-
-@dataclass
-class TransferData:
-    """
-    Transfer data contains information for tracking lastest status
-    of a specific transfer.
-    """
-
-    transferid: str
-    asset: str
-    volume: int
-    type: TransferType