Simplify IBKR client creation by removing optional host and port input parameters

iron_condor.py

@@ -89,10 +89,6 @@ def enter_iron_condor(entry_time: datetime):
         logging.error('Error: %s', traceback.format_exc())
 
 def _enter_iron_condor(entry_time: datetime):
-    ibkr_host = getenv('IBKR_HOST')
-    ibkr_port = getenv('IBKR_PORT')
-    ibkr_client = Client(host = ibkr_host, port = ibkr_port)
-
     # The weekly symbol for SPX (SPXW) is required in order to distinguish from monthly options.
     symbol, sub_symbol = 'SPX', 'SPXW'
     expiration = datetime.now()
@@ -123,6 +119,8 @@ def _enter_iron_condor(entry_time: datetime):
     logging.info(f'Short Call Strike: {short_call_strike}')
     logging.info(f'Long Call Strike: {long_call_strike}')
 
+    ibkr_client = Client()
+
     trade_records = []
     call_spread_details = {}
     put_spread_details = {}

iron_condor_scheduler.py

@@ -22,9 +22,7 @@ def enter_trade(entry_time: datetime):
 
 def connection_successful():
     try:
-        ibkr_host = getenv('IBKR_HOST')
-        ibkr_port = getenv('IBKR_PORT')
-        Client(host = ibkr_host, port = ibkr_port)
+        Client()
         return True
     except:
         return False