docs: fix connection pool close call (#1125)

paulovitorweb · web-flow · commit e8488149e4f9 · 2024-07-17T14:45:29.000-07:00
diff --git a/docs/usage.rst b/docs/usage.rst
@@ -442,7 +442,7 @@ Web service that computes the requested power of two.
          app['pool'] = await asyncpg.create_pool(database='postgres',
                                                  user='postgres')
          yield
-         app['pool'].close()
+         await app['pool'].close()
 
  
     def init_app():
