code: def bench_sort_values(benchmark, dataframe, num_cols_to_sort):
      benchmark(
          dataframe.sort_values,
          list(dataframe.columns[:num_cols_to_sort]),
      )
  
imports: import string
  import numpy
  import pytest
  import pytest_cases
  from config import cudf, cupy
  from utils import benchmark_with_object
label_desc: Use image node_id 14 for calling a global function with example usage: bench_sort_values(benchmark, dataframe, num_cols_to_sort) without return types