Changed futures to inverse futures in tutorial and end-to-end test.

Author: Wojciech Wiśniewski

docs/tutorials/simple_trading.py.md

@@ -77,7 +77,7 @@ def get_order_id():
 class SimpleMarketListener(MarketStreamListener):
   def on_instrument_data(self, instrument_data):
     global selected_futures_id
-    futures = [instrument for instrument in instrument_data['data'].values() if instrument['type'] == 'futures'][0]
+    futures = [instrument for instrument in instrument_data['data'].values() if instrument['type'] == 'inverse_futures'][0]
     selected_futures_id = futures['instrument_id']
 
   def on_order_book(self, order_book):

end_to_end_tests/test_api_end_to_end.py

@@ -115,7 +115,7 @@ class MarketStreamServerProtocol(WebSocketServerProtocol):
   def onOpen(self):
     self.sendMessage(sign({
       'type': 'instrument_data',
-      'data': {'71': {'type': 'futures', 'instrument_id': '71'}},
+      'data': {'71': {'type': 'inverse_futures', 'instrument_id': '71'}},
     }))
     self.sendMessage(sign({
       'type': 'order_book',

examples/simple_trading.py

@@ -31,7 +31,7 @@ def get_order_id():
 class SimpleMarketListener(MarketStreamListener):
   def on_instrument_data(self, instrument_data):
     global selected_futures_id
-    futures = [instrument for instrument in instrument_data['data'].values() if instrument['type'] == 'futures'][0]
+    futures = [instrument for instrument in instrument_data['data'].values() if instrument['type'] == 'inverse_futures'][0]
     selected_futures_id = futures['instrument_id']
 
   def on_order_book(self, order_book):