[PATCH v3 37/47] qapi/introspect.py: assert obj is a dict when features are given

[John Snow]

This is necessary to keep mypy passing in the next patch when we add
preliminary type hints. It will be removed shortly.

Signed-off-by: John Snow <jsnow@redhat.com>
---
 scripts/qapi/introspect.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/scripts/qapi/introspect.py b/scripts/qapi/introspect.py
index 2850121cbd..c0cdb6d93a 100644
--- a/scripts/qapi/introspect.py
+++ b/scripts/qapi/introspect.py
@@ -26,6 +26,7 @@ def _make_tree(obj, ifcond, features, extra=None):
     if ifcond:
         extra['if'] = ifcond
     if features:
+        assert isinstance(obj, dict)
         obj['features'] = [(f.name, {'if': f.ifcond}) for f in features]
     if extra:
         return (obj, extra)
-- 
2.26.2