fix warning in b1500 driver

Akshita07 · May 20, 2020 · 7b4c6dd · 7b4c6dd
1 parent 33aef33
commit 7b4c6dd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/qcodes/instrument_drivers/Keysight/keysightb1500/KeysightB1500_module.py b/qcodes/instrument_drivers/Keysight/keysightb1500/KeysightB1500_module.py
@@ -249,6 +249,6 @@ def is_enabled(self) -> bool:
         activated_channels = re.sub(r"[^,\d]", "", response).split(",")
 
         is_enabled = set(self.channels).issubset(
-            int(x) for x in activated_channels if x is not ''
+            int(x) for x in activated_channels if x != ''
         )
         return is_enabled