Introduce UP031

arkindex/project/fields.py

@@ -120,7 +120,7 @@ class LastItemTransform(Transform):
 
     def as_sql(self, compiler, connection):
         lhs, params = compiler.compile(self.lhs)
-        return "%s[array_length(%s, 1)]" % (lhs, lhs), params
+        return f"{lhs}[array_length({lhs}, 1)]", params
 
     @property
     def output_field(self):

ruff.toml

@@ -39,6 +39,10 @@ select = [
     "UP027",
     # format-literals
     "UP030",
+    # printf-string-formatting
+    "UP031",
+    # f-string
+    "UP032",
 ]
 ignore = ["E501", "RET502", "RET503"]