change default value from None to empty ""

terrapower · May 3, 2023 · 3dd6346 · 3dd6346
1 parent ed9c525
commit 3dd6346
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/armi/reactor/blockParameters.py b/armi/reactor/blockParameters.py
@@ -351,7 +351,7 @@ def buGroupNum(self, buGroupNum):  # pylint: disable=method-hidden
             "axialExpTargetComponent",
             units="",
             description="The name of the target component used for axial expansion and contraction of solid components.",
-            default=None,
+            default="",
             saveToDB=True,
         )