def parse_date(date_str):
  """Try to parse date from string.

  Args:
    date_str: String representation of the date.

  Returns:
    date: Tuple of (year, month, day).
  """
  date = None
  try:
    if len(date_str) == 4:
      date_obj = datetime.datetime.strptime(date_str, "%Y")
      date = (date_obj.year, None, None)
    elif len(date_str) == 6:
      date_obj = datetime.datetime.strptime(date_str, "%Y%m")
      date = (date_obj.year, date_obj.month, None)
    elif len(date_str) == 8:
      date_obj = datetime.datetime.strptime(date_str, "%Y%m%d")
      date = (date_obj.year, date_obj.month, date_obj.day)
  except ValueError:
    pass
  if date is not None and date[0] > 2100:
    # Likely an error
    date = None
  return date
Try to parse date from string.

  Args:
    date_str: String representation of the date.

  Returns:
    date: Tuple of (year, month, day).
  
language/templama/templama.py