Merge pull request #2541 from opentensor/fix/thewhaleking/8.5-bugfixes

8.5.0 bugfixes

Author: thewhaleking

bittensor/core/errors.py

@@ -17,10 +17,15 @@
 
 from __future__ import annotations
 
-from bittensor.core.synapse import Synapse
+from typing import Optional, TYPE_CHECKING
 
+from substrateinterface.exceptions import SubstrateRequestException
 
-class ChainError(BaseException):
+if TYPE_CHECKING:
+    from bittensor.core.synapse import Synapse
+
+
+class ChainError(SubstrateRequestException):
     """Base error for any chain related errors."""
 
 
@@ -81,7 +86,9 @@ class InvalidRequestNameError(Exception):
 
 
 class SynapseException(Exception):
-    def __init__(self, message="Synapse Exception", synapse: "Synapse" | None = None):
+    def __init__(
+        self, message="Synapse Exception", synapse: Optional["Synapse"] = None
+    ):
         self.message = message
         self.synapse = synapse
         super().__init__(self.message)
@@ -123,7 +130,7 @@ class SynapseDendriteNoneException(SynapseException):
     def __init__(
         self,
         message="Synapse Dendrite is None",
-        synapse: "Synapse" | None = None,
+        synapse: Optional["Synapse"] = None,
     ):
         self.message = message
         super().__init__(self.message, synapse)

bittensor/core/subtensor.py

@@ -505,7 +505,7 @@ def query_runtime_api(
         self,
         runtime_api: str,
         method: str,
-        params: Optional[Union[list[int], dict[str, int]]],
+        params: Optional[Union[list[int], dict[str, int]]] = None,
         block: Optional[int] = None,
     ) -> Optional[str]:
         """
@@ -956,13 +956,13 @@ def get_neuron_certificate(
 
     @networking.ensure_connected
     def neuron_for_uid(
-        self, uid: Optional[int], netuid: int, block: Optional[int] = None
+        self, uid: int, netuid: int, block: Optional[int] = None
     ) -> "NeuronInfo":
         """
         Retrieves detailed information about a specific neuron identified by its unique identifier (UID) within a specified subnet (netuid) of the Bittensor network. This function provides a comprehensive view of a neuron's attributes, including its stake, rank, and operational status.
 
         Args:
-            uid (Optional[int]): The unique identifier of the neuron.
+            uid (int): The unique identifier of the neuron.
             netuid (int): The unique identifier of the subnet.
             block (Optional[int]): The blockchain block number for the query.