parametrized benchmark

Author: datajanko

asv_bench/benchmarks/frame_methods.py

@@ -610,10 +610,13 @@ def time_dataframe_describe(self):
 
 
 class SelectDtypes:
-    def setup(self):
-        self.df = DataFrame(np.random.randn(10, 100000))
+    params = [10, 100, 1000, 10000, 100000]
+    param_names = ["n"]
+
+    def setup(self, n):
+        self.df = DataFrame(np.random.randn(10, n))
 
-    def time_select_dtypes(self):
+    def time_select_dtypes(self, n):
         self.df.select_dtypes(include="int")