Adjust test_pq::test_build_version() for mypy

pq.__build_version__ might be None.

diff --git a/tests/pq/test_pq.py b/tests/pq/test_pq.py
index df660dc83701ec9bc7c9526b7df692f924fa46d8..e859a122afb2e240ad5a262c0c9165a830bdf03e 100644 (file)
--- a/tests/pq/test_pq.py
+++ b/tests/pq/test_pq.py
@@ -11,6 +11,6 @@ def test_build_version():
     if pq.__impl__ == "python":
         assert pq.__build_version__ is None
     elif pq.__impl__ in ["c", "binary"]:
-        assert pq.__build_version__ >= 70400
+        assert pq.__build_version__ and pq.__build_version__ >= 70400
     else:
         assert False, f"unexpected libpq implementation: {pq.__impl__}"