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authorJohn Snow <jsnow@redhat.com>2021-02-01 14:37:34 -0500
committerMarkus Armbruster <armbru@redhat.com>2021-02-08 14:15:58 +0100
commitad1218086efb469d292f5cdd3e8299e5d2e7d8d6 (patch)
tree5394e93603280b11d3966833d287dc5bab79e998 /scripts/qapi/main.py
parent3cc01c546ba508222e0ccda775bce30e07c0461f (diff)
downloadfocaccia-qemu-ad1218086efb469d292f5cdd3e8299e5d2e7d8d6.tar.gz
focaccia-qemu-ad1218086efb469d292f5cdd3e8299e5d2e7d8d6.zip
qapi/main: handle theoretical None-return from re.match()
Mypy cannot understand that this match can never be None, so help it
along.

Signed-off-by: John Snow <jsnow@redhat.com>
Message-Id: <20210201193747.2169670-4-jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Diffstat (limited to 'scripts/qapi/main.py')
-rw-r--r--scripts/qapi/main.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/scripts/qapi/main.py b/scripts/qapi/main.py
index 42517210b8..703e7ed1ed 100644
--- a/scripts/qapi/main.py
+++ b/scripts/qapi/main.py
@@ -23,6 +23,8 @@ from .visit import gen_visit
 
 def invalid_prefix_char(prefix: str) -> Optional[str]:
     match = re.match(r'([A-Za-z_.-][A-Za-z0-9_.-]*)?', prefix)
+    # match cannot be None, but mypy cannot infer that.
+    assert match is not None
     if match.end() != len(prefix):
         return prefix[match.end()]
     return None