fixed pre commit

Author: pedromfdiogo

asv_bench/benchmarks/io/csv.py

@@ -52,6 +52,7 @@ def setup(self, kind):
     def time_frame(self, kind):
         self.df.to_csv(self.fname)
 
+
 class ToCSVFloatFormatVariants(BaseIO):
     fname = "__test__.csv"
 
@@ -70,6 +71,7 @@ def time_new_style_thousands_format(self):
     def time_callable_format(self):
         self.df.to_csv(self.fname, float_format=lambda x: f"{x:.6f}")
 
+
 class ToCSVMultiIndexUnusedLevels(BaseIO):
     fname = "__test__.csv"