docstr: Convert country to country + subdivision
  
     Created in response to library changes that changed countries to subdivisions
  
  Args:
      country (str): Original country name
  
  Returns:
      Tuple[str,Optional[str]]: country, subdivsion
docstr_tok: ["Convert","country","to","country","+","subdivision","Created","in","response","to","library","changes","that","changed","countries","to","subdivisions","Args",":","country","(","str",")",":","Original","country","name","Returns",":","Tuple","[","str",",","Optional","[","str","]","]",":","country",",","subdivsion"]
code: def convert_to_subdivision(
      self, country: str
  ) -> Tuple[str, Optional[str]]:
      """Convert country to country + subdivision
  
         Created in response to library changes that changed countries to subdivisions
  
      Args:
          country (str): Original country name
  
      Returns:
          Tuple[str,Optional[str]]: country, subdivsion
      """
      return {
          "ENGLAND": ("GB", country),
          "NORTHERNIRELAND": ("GB", country),
          "PORTUGALEXT": ("PT", "Ext"),
          "PTE": ("PT", "Ext"),
          "SCOTLAND": ("GB", country),
          "UK": ("GB", country),
          "WALES": ("GB", country),
      }.get(country.upper(), (country, None))
  
imports: from typing import Optional, Tuple
  import holidays
  import pandas
label_desc: Use image node_id 3 for calling the HolidayUtil obj's underlying member method code with example usage: obj.convert_to_subdivision(country) and returns: dict