From a0ce9ecc0d651d155388ad3acfefb1e390dd41a5 Mon Sep 17 00:00:00 2001
From: Tyler Goodlet <jgbt@protonmail.com>
Date: Thu, 17 Nov 2022 13:32:25 -0500
Subject: [PATCH] Only append con suffix if not empty

---
 piker/brokers/ib/api.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/piker/brokers/ib/api.py b/piker/brokers/ib/api.py
index 2e1409fb..16fbe5e1 100644
--- a/piker/brokers/ib/api.py
+++ b/piker/brokers/ib/api.py
@@ -1031,7 +1031,7 @@ def con2fqsn(
         case ibis.Forex() | ibis.Contract(secType='CASH'):
             dst, src = con.localSymbol.split('.')
             symbol = ''.join([dst, src])
-            suffix = con.exchange
+            suffix = con.exchange or 'idealpro'
 
             # no real volume on forex feeds..
             calc_price = True
@@ -1053,7 +1053,10 @@ def con2fqsn(
     if expiry:
         suffix += f'.{expiry}'
 
-    fqsn_key = '.'.join((symbol, suffix)).lower()
+    fqsn_key = symbol.lower()
+    if suffix:
+        fqsn_key = '.'.join((fqsn_key, suffix)).lower()
+
     _cache[con.conId] = fqsn_key, calc_price
     return fqsn_key, calc_price