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-rw-r--r--python/qemu/__init__.py24
1 files changed, 14 insertions, 10 deletions
diff --git a/python/qemu/__init__.py b/python/qemu/__init__.py
index 98ed8a2..dbaf8a5 100644
--- a/python/qemu/__init__.py
+++ b/python/qemu/__init__.py
@@ -409,27 +409,31 @@ class QEMUMachine(object):
The match criteria takes the form of a matching subdict. The event is
checked to be a superset of the subdict, recursively, with matching
- values whenever those values are not None.
+ values whenever the subdict values are not None.
+
+ This has a limitation that you cannot explicitly check for None values.
Examples, with the subdict queries on the left:
- None matches any object.
- {"foo": None} matches {"foo": {"bar": 1}}
- - {"foo": {"baz": None}} does not match {"foo": {"bar": 1}}
- - {"foo": {"baz": 2}} matches {"foo": {"bar": 1, "baz": 2}}
+ - {"foo": None} matches {"foo": 5}
+ - {"foo": {"abc": None}} does not match {"foo": {"bar": 1}}
+ - {"foo": {"rab": 2}} matches {"foo": {"bar": 1, "rab": 2}}
"""
if match is None:
return True
- for key in match:
- if key in event:
- if isinstance(event[key], dict):
+ try:
+ for key in match:
+ if key in event:
if not QEMUMachine.event_match(event[key], match[key]):
return False
- elif event[key] != match[key]:
+ else:
return False
- else:
- return False
- return True
+ return True
+ except TypeError:
+ # either match or event wasn't iterable (not a dict)
+ return match == event
def event_wait(self, name, timeout=60.0, match=None):
"""