code: def override_params(opening_char='{', closing_char='}', separator_char='|'):
      
      global char_separator, char_opening, char_closing
      char_separator = separator_char
      char_opening = opening_char
      char_closing = closing_char
docs: Override some character settings
  
      @type opening_char: str
      @param opening_char: Opening character. Default: '{'
      @type closing_char: str
      @param closing_char: Closing character. Default: '}'
      @type separator_char: str
      @param separator_char: Separator char. Default: '|'