Minor: clippy update warning
diff --git a/src/dataframe.rs b/src/dataframe.rs
index cc226a0..ece8c4e 100644
--- a/src/dataframe.rs
+++ b/src/dataframe.rs
@@ -181,9 +181,7 @@
     };
 
     // Return the validated config, converting String error to PyErr
-    config
-        .validate()
-        .map_err(|e| pyo3::exceptions::PyValueError::new_err(e))?;
+    config.validate().map_err(PyValueError::new_err)?;
     Ok(config)
 }