BUG: for issue #183, added more logic to catch order amount adjustments

catalyst/examples/mean_reversion_simple.py

@@ -37,8 +37,8 @@ def initialize(context):
     context.base_price = None
     context.current_day = None
 
-    context.RSI_OVERSOLD = 55
-    context.RSI_OVERBOUGHT = 60
+    context.RSI_OVERSOLD = 40
+    context.RSI_OVERBOUGHT = 50
     context.CANDLE_SIZE = '15T'
 
     context.start_time = time.time()

catalyst/exchange/ccxt/ccxt_exchange.py

@@ -798,13 +798,21 @@ class CCXT(Exchange):
             )
             raise ExchangeRequestError(error=e)
 
+        exchange_amount = None
         if 'amount' in result and result['amount'] != adj_amount:
+            exchange_amount = result['amount']
+
+        elif 'info' in result:
+            if 'origQty' in result['info']:
+                exchange_amount = float(result['info']['origQty'])
+
+        if exchange_amount:
             log.info(
                 'order amount adjusted by {} from {} to {}'.format(
-                    self.name, adj_amount, result['amount']
+                    self.name, adj_amount, exchange_amount
                 )
             )
-            adj_amount = result['amount']
+            adj_amount = exchange_amount
 
         if 'info' not in result:
             raise ValueError('cannot use order without info attribute')