code: def _get_columns_names(bc, table_name):
      columns = []
      columns_info = bc.describe_table(table_name)
      for key in columns_info:
          columns.append(key)
  
      return columns
  
imports: from blazingsql import BlazingContext
  import os
  import math
  import filecmp
  import shutil
  from itertools import combinations
  import pandas
  import dask_cudf
label_desc: Use image node_id 5 for calling a global function with example usage: _get_columns_names(bc, table_name) and returns: columns