Minor fixes

catalyst/examples/simple_loop.py

@@ -7,7 +7,7 @@ from catalyst.api import symbol
 
 def initialize(context):
     print('initializing')
-    context.asset = symbol('btc_usdt')
+    context.asset = symbol('xrp_btc')
 
 
 def handle_data(context, data):
@@ -29,7 +29,7 @@ def handle_data(context, data):
 
 # run_algorithm(
 #     capital_base=250,
-#     start=pd.to_datetime('2017-08-01', utc=True),
+#     start=pd.to_datetime('2015-08-01', utc=True),
 #     end=pd.to_datetime('2017-9-30', utc=True),
 #     data_frequency='daily',
 #     initialize=initialize,
@@ -43,7 +43,7 @@ run_algorithm(
     initialize=initialize,
     handle_data=handle_data,
     analyze=None,
-    exchange_name='poloniex',
+    exchange_name='bitfinex',
     live=True,
     algo_namespace='simple_loop',
     base_currency='eth',

catalyst/exchange/exchange.py

@@ -11,8 +11,7 @@ from logbook import Logger
 
 from catalyst.data.data_portal import BASE_FIELDS
 from catalyst.exchange.bundle_utils import get_start_dt, \
-    get_delta, get_trailing_candles_dt, get_periods, get_adj_dates, \
-    get_df_from_candles
+    get_delta, get_periods, get_adj_dates
 from catalyst.exchange.exchange_bundle import ExchangeBundle
 from catalyst.exchange.exchange_errors import MismatchingBaseCurrencies, \
     InvalidOrderStyle, BaseCurrencyNotFoundError, SymbolNotFoundOnExchange, \
@@ -405,7 +404,7 @@ class Exchange:
                 series[asset] = value_series
 
         except Exception as e:
-            log.debug('unable to retreive from bundle: {}'.format(e))
+            log.debug('unable to retrieve from bundle: {}'.format(e))
 
         return series
 

tests/exchange/test_bundle.py

@@ -78,12 +78,12 @@ class ExchangeBundleTestCase:
         # data_frequency = 'daily'
         # include_symbols = 'neo_btc,bch_btc,eth_btc'
 
-        exchange_name = 'poloniex'
+        exchange_name = 'bitfinex'
         data_frequency = 'daily'
-        include_symbols = 'btc_usdt'
+        include_symbols = 'etc_btc'
 
-        start = pd.to_datetime('2015-01-01', utc=True)
-        end = pd.to_datetime('2015-12-31', utc=True)
+        start = pd.to_datetime('2016-11-01', utc=True)
+        end = pd.to_datetime('2017-10-16', utc=True)
 
         exchange = get_exchange(exchange_name)
         exchange_bundle = ExchangeBundle(exchange)