BUG: fixed issue with low order amount after adjustment

catalyst/examples/mean_reversion_simple.py

@@ -248,7 +248,7 @@ if __name__ == '__main__':
 
     if live:
         run_algorithm(
-            capital_base=0.1,
+            capital_base=0.01,
             initialize=initialize,
             handle_data=handle_data,
             analyze=analyze,
@@ -257,7 +257,7 @@ if __name__ == '__main__':
             algo_namespace=NAMESPACE,
             base_currency='btc',
             live_graph=False,
-            simulate_orders=True,
+            simulate_orders=False,
             stats_output=None,
         )
 

catalyst/exchange/ccxt/ccxt_exchange.py

@@ -707,6 +707,12 @@ class CCXT(Exchange):
         else:
             adj_amount = abs(amount)
 
+        if adj_amount == 0:
+            raise CreateOrderError(
+                exchange=self.name,
+                e='order amount lower than the smallest lot: {}'.format(amount)
+            )
+
         try:
             result = self.api.create_order(
                 symbol=symbol,