fix indentations

NN/exchanges/mexc_interface.py

@@ -49,14 +49,14 @@ class MEXCInterface(ExchangeInterface):
         """Test connection to MEXC API by fetching account info."""
         if not self.api_key or not self.api_secret:
             logger.error("MEXC API key or secret not set. Cannot connect.")
-                return False
+            return False
         
         # Test connection by making a small, authenticated request
         try:
             account_info = self.get_account_info()
             if account_info:
                 logger.info("Successfully connected to MEXC API and retrieved account info.")
-            return True
+                return True
             else:
                 logger.error("Failed to connect to MEXC API: Could not retrieve account info.")
                 return False
@@ -182,7 +182,7 @@ class MEXCInterface(ExchangeInterface):
                 if balance.get('asset') == asset.upper():
                     return float(balance.get('free', 0.0))
         logger.warning(f"Could not retrieve free balance for {asset}")
-            return 0.0
+        return 0.0
     
     def get_ticker(self, symbol: str) -> Optional[Dict[str, Any]]:
         """Get ticker information for a symbol."""
@@ -190,13 +190,13 @@ class MEXCInterface(ExchangeInterface):
         endpoint = "ticker/24hr"
         params = {'symbol': formatted_symbol}
         
-                response = self._send_public_request('GET', endpoint, params)
+        response = self._send_public_request('GET', endpoint, params)
                 
         if response:
             # MEXC ticker returns a dictionary if single symbol, list if all symbols
-                if isinstance(response, dict):
+            if isinstance(response, dict):
                 ticker_data = response
-                elif isinstance(response, list) and len(response) > 0:
+            elif isinstance(response, list) and len(response) > 0:
                 # If the response is a list, try to find the specific symbol
                 found_ticker = next((item for item in response if item.get('symbol') == formatted_symbol), None)
                 if found_ticker:
@@ -264,7 +264,7 @@ class MEXCInterface(ExchangeInterface):
             order_result = self._send_private_request('POST', endpoint, params)
             if order_result:
                 logger.info(f"MEXC: Order placed successfully: {order_result}")
-            return order_result
+                return order_result
             else:
                 logger.error(f"MEXC: Error placing order: {order_result}")
                 return {}
@@ -329,7 +329,7 @@ class MEXCInterface(ExchangeInterface):
             open_orders = self._send_private_request('GET', endpoint, params)
             if open_orders and isinstance(open_orders, list):
                 logger.info(f"MEXC: Retrieved {len(open_orders)} open orders.")
-            return open_orders
+                return open_orders
             else:
                 logger.error(f"MEXC: Error getting open orders: {open_orders}")
                 return []