diff --git a/asv_bench/benchmarks/dtypes.py b/asv_bench/benchmarks/dtypes.py index bd17b710b108d..a5ed5c389fee4 100644 --- a/asv_bench/benchmarks/dtypes.py +++ b/asv_bench/benchmarks/dtypes.py @@ -1,5 +1,9 @@ +import string + import numpy as np +from pandas import DataFrame +import pandas._testing as tm from pandas.api.types import pandas_dtype from .pandas_vb_common import ( @@ -62,4 +66,57 @@ def time_infer(self, dtype): lib.infer_dtype(self.data_dict[dtype], skipna=False) +class SelectDtypes: + + params = [ + tm.ALL_INT_DTYPES + + tm.ALL_EA_INT_DTYPES + + tm.FLOAT_DTYPES + + tm.COMPLEX_DTYPES + + tm.DATETIME64_DTYPES + + tm.TIMEDELTA64_DTYPES + + tm.BOOL_DTYPES + ] + param_names = ["dtype"] + + def setup(self, dtype): + N, K = 5000, 50 + self.index = tm.makeStringIndex(N) + self.columns = tm.makeStringIndex(K) + + def create_df(data): + return DataFrame(data, index=self.index, columns=self.columns) + + self.df_int = create_df(np.random.randint(low=100, size=(N, K))) + self.df_float = create_df(np.random.randn(N, K)) + self.df_bool = create_df(np.random.choice([True, False], size=(N, K))) + self.df_string = create_df( + np.random.choice(list(string.ascii_letters), size=(N, K)) + ) + + def time_select_dtype_int_include(self, dtype): + self.df_int.select_dtypes(include=dtype) + + def time_select_dtype_int_exclude(self, dtype): + self.df_int.select_dtypes(exclude=dtype) + + def time_select_dtype_float_include(self, dtype): + self.df_float.select_dtypes(include=dtype) + + def time_select_dtype_float_exclude(self, dtype): + self.df_float.select_dtypes(exclude=dtype) + + def time_select_dtype_bool_include(self, dtype): + self.df_bool.select_dtypes(include=dtype) + + def time_select_dtype_bool_exclude(self, dtype): + self.df_bool.select_dtypes(exclude=dtype) + + def time_select_dtype_string_include(self, dtype): + self.df_string.select_dtypes(include=dtype) + + def time_select_dtype_string_exclude(self, dtype): + self.df_string.select_dtypes(exclude=dtype) + + from .pandas_vb_common import setup # noqa: F401 isort:skip