[PATCH RFC 20/32] python//qmp.py: assert sockfile is not None

[John Snow]

In truth, if you don't do this, you'll just get a TypeError
exception. Now, you'll get an AssertionError.

Is this tangibly better? No.
Does mypy complain less? Yes.

Signed-off-by: John Snow <address@hidden>
---
 python/qemu/lib/qmp.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/python/qemu/lib/qmp.py b/python/qemu/lib/qmp.py
index 5fb16f4b42..1aefc00c93 100644
--- a/python/qemu/lib/qmp.py
+++ b/python/qemu/lib/qmp.py
@@ -132,6 +132,7 @@ def __negotiate_capabilities(self):
         raise QMPCapabilitiesError
 
     def __json_read(self, only_event=False):
+        assert self.__sockfile is not None
         while True:
             data = self.__sockfile.readline()
             if not data:
-- 
2.21.1