code: def _is_search_key_by_name(self, column_name: str) -> bool:
      return "country" in str(column_name).lower()
  
file_path: upgini/src/upgini/utils/country_utils.py
imports: import pandas
  from pandas.api.types import is_string_dtype
  from upgini.utils.base_search_key_detector import BaseSearchKeyDetector
label_desc: Use image node_id 1 for calling the CountrySearchKeyDetector obj's underlying member method code with example usage: obj._is_search_key_by_name(column_name) and returns: unknown