Merge pull request #5211 from grondo/issue#5209

flux-jobs: reduce likelihood of leaving bad terminal color state on empty output

Author: mergify[bot]

src/bindings/python/flux/util.py

@@ -696,11 +696,11 @@ def print_items(self, items, no_header=False, pre=None, post=None):
         if not no_header:
             print(formatter.header())
         for item in items:
-            if callable(pre):
-                pre(item)
             line = formatter.format(item)
             if not line:
                 continue
+            if callable(pre):
+                pre(item)
             try:
                 print(line)
             except UnicodeEncodeError: