fix lint error

Author: methane

Diff for: src/MySQLdb/connections.py

@@ -192,7 +192,9 @@ class object, used to create cursors (keyword only)
 
         super().__init__(*args, **kwargs2)
         self.cursorclass = cursorclass
-        self.encoders = {k: v for k, v in conv.items() if type(k) is not int}
+        self.encoders = {
+            k: v for k, v in conv.items() if type(k) is not int  # noqa: E721
+        }
 
         self._server_version = tuple(
             [numeric_part(n) for n in self.get_server_info().split(".")[:2]]