ruff linting

Author: timsaucer

python/datafusion/dataframe.py

@@ -404,11 +404,12 @@ def select_columns(self, *args: str) -> DataFrame:
             DataFrame only containing the specified columns.
         """
         return self.select(*args)
-    
+
     def select_exprs(self, *args: str) -> DataFrame:
-        """Project arbitrary list of expression strings into a new DataFrame. 
-        Method will parse string expressions into logical plan expressions.
-        The output DataFrame has one column for each element in exprs.
+        """Project arbitrary list of expression strings into a new DataFrame.
+
+        This method will parse string expressions into logical plan expressions.
+        The output DataFrame has one column for each expression.
 
         Returns:
             DataFrame only containing the specified columns.

python/tests/test_dataframe.py

@@ -252,6 +252,7 @@ def test_select_exprs(df):
     assert result.column(0) == pa.array([5, 7, 9])
     assert result.column(1) == pa.array([3, 3, 3])
 
+
 def test_drop_quoted_columns():
     ctx = SessionContext()
     batch = pa.RecordBatch.from_arrays([pa.array([1, 2, 3])], names=["ID_For_Students"])