Improve Blockchain Client test module

fix failing tests

Author: MoonBoi9001

src/models/blockchain_client.py

@@ -316,7 +316,7 @@ def _determine_transaction_nonce(self, sender_address: ChecksumAddress, replace:
         return nonce
 
 
-    def _get_gas_prices(self, replace: bool) -> Tuple[int, int]:
+    def _get_gas_prices(self) -> Tuple[int, int]:
         """Get base fee and max priority fee for transaction."""
         # Get current gas prices with detailed logging
         try:
@@ -400,29 +400,6 @@ def _build_and_sign_transaction(
             raise
 
 
-    def _handle_transaction_error(self, error_msg: str) -> None:
-        """Handle and log specific transaction error types."""
-        # If the error message contains "insufficient funds", log the error
-        if "insufficient funds" in error_msg.lower():
-            logger.error("Insufficient funds to pay for gas")
-
-        # If the error message contains "nonce too low", log the error
-        elif "nonce too low" in error_msg.lower():
-            logger.error("Nonce is too low - transaction may have already been sent")
-
-        # If the error message contains "nonce too high", log the error
-        elif "nonce too high" in error_msg.lower():
-            logger.error("Nonce is too high - there may be pending transactions")
-
-        # If the error message contains "gas", log the error
-        elif "gas" in error_msg.lower():
-            logger.error("Gas-related issue - transaction may consume too much gas")
-
-        # If the error message contains "400", log the error
-        elif "400" in error_msg:
-            logger.error("HTTP 400 Bad Request - RPC provider rejected the request")
-
-
     def _send_signed_transaction(self, signed_tx: Any) -> str:
         """
         Send a signed transaction and wait for the receipt.
@@ -531,7 +508,7 @@ def _execute_complete_transaction(self, params: Dict) -> str:
         nonce = self._determine_transaction_nonce(sender_address, replace)
 
         # 5. Get gas prices
-        base_fee, max_priority_fee = self._get_gas_prices(replace)
+        base_fee, max_priority_fee = self._get_gas_prices()
 
         # 6. Build transaction parameters
         tx_params = self._build_transaction_params(