BUG: minor fixes from unit testing

catalyst/examples/mean_reversion_simple.py

@@ -33,12 +33,12 @@ def initialize(context):
     # parameters or values you're going to use.
 
     # In our example, we're looking at Neo in Ether.
-    context.market = symbol('neo_eth')
+    context.market = symbol('eth_btc')
     context.base_price = None
     context.current_day = None
 
-    context.RSI_OVERSOLD = 30
-    context.RSI_OVERBOUGHT = 80
+    context.RSI_OVERSOLD = 40
+    context.RSI_OVERBOUGHT = 65
     context.CANDLE_SIZE = '5T'
 
     context.start_time = time.time()
@@ -244,7 +244,7 @@ def analyze(context=None, perf=None):
 
 if __name__ == '__main__':
     # The execution mode: backtest or live
-    MODE = 'backtest'
+    MODE = 'live'
 
     if MODE == 'backtest':
         folder = os.path.join(
@@ -274,15 +274,15 @@ if __name__ == '__main__':
 
     elif MODE == 'live':
         run_algorithm(
-            capital_base=0.05,
+            capital_base=0.03,
             initialize=initialize,
             handle_data=handle_data,
             analyze=analyze,
-            exchange_name='binance',
+            exchange_name='poloniex',
             live=True,
             algo_namespace=NAMESPACE,
-            base_currency='eth',
+            base_currency='btc',
             live_graph=False,
-            simulate_orders=True,
-            stats_output=None
+            simulate_orders=False,
+            stats_output=None,
         )

catalyst/exchange/ccxt/ccxt_exchange.py

@@ -114,9 +114,10 @@ class CCXT(Exchange):
     @staticmethod
     def find_exchanges(features=None, is_authenticated=False):
         ccxt_features = []
-        for feature in features:
-            if not feature.endswith('Bundle'):
-                ccxt_features.append(feature)
+        if features is not None:
+            for feature in features:
+                if not feature.endswith('Bundle'):
+                    ccxt_features.append(feature)
 
         exchange_names = []
         for exchange_name in ccxt.exchanges:

catalyst/exchange/utils/factory.py

@@ -84,13 +84,14 @@ def find_exchanges(features=None, skip_blacklist=True, is_authenticated=False,
             base_currency=base_currency,
         )
 
-        if 'dailyBundle' in features \
-                and not exchange.has_bundle('daily'):
-            continue
+        if features is not None:
+            if 'dailyBundle' in features \
+                    and not exchange.has_bundle('daily'):
+                continue
 
-        elif 'minuteBundle' in features \
-                and not exchange.has_bundle('minute'):
-            continue
+            elif 'minuteBundle' in features \
+                    and not exchange.has_bundle('minute'):
+                continue
 
         exchanges.append(exchange)
 

tests/exchange/test_suite_bundle.py

@@ -96,11 +96,12 @@ class TestSuiteBundle:
         )
 
     def test_validate_bundles(self):
-        exchange_population = 3
+        # exchange_population = 3
         asset_population = 3
         data_frequency = random.choice(['minute', 'daily'])
 
-        bundle = 'dailyBundle' if data_frequency == 'daily' else 'minuteBundle'
+        # bundle = 'dailyBundle' if data_frequency
+        #  == 'daily' else 'minuteBundle'
         # exchanges = select_random_exchanges(
         #     population=exchange_population,
         #     features=[bundle],