code: def get_total_degree_day_too_low_warning(
      model_type,
      balance_point,
      degree_day_type,
      avg_degree_days,
      period_days,
      minimum_total,
  ):
      
  
      warnings = []
      total_degree_days = (avg_degree_days * period_days).sum()
      if total_degree_days < minimum_total:
          warnings.append(
              EEMeterWarning(
                  qualified_name=(
                      "eemeter.caltrack_daily.{model_type}.total_{degree_day_type}_too_low".format(
                          model_type=model_type, degree_day_type=degree_day_type
                      )
                  ),
                  description=(
                      "Total {degree_day_type} below accepted minimum."
                      " Candidate fit not attempted.".format(
                          degree_day_type=degree_day_type.upper()
                      )
                  ),
                  data={
                      "total_{degree_day_type}".format(
                          degree_day_type=degree_day_type
                      ): total_degree_days,
                      "total_{degree_day_type}_minimum".format(
                          degree_day_type=degree_day_type
                      ): minimum_total,
                      "{degree_day_type}_balance_point".format(
                          degree_day_type=degree_day_type
                      ): balance_point,
                  },
              )
          )
      return warnings
docs: Return an empty list or a single warning wrapped in a list regarding
      the total summed degree day values.
  
      Parameters
      ----------
      model_type : :any:`str`
          Model type (e.g., ``'cdd_hdd'``).
      balance_point : :any:`float`
          The balance point in question.
      degree_day_type : :any:`str`
          The type of degree days (``'cdd'`` or ``'hdd'``).
      avg_degree_days : :any:`pandas.Series`
          A series of degree day values.
      period_days : :any:`pandas.Series`
          A series of containing day counts.
      minimum_total : :any:`float`
          Minimum allowable total sum of degree day values.
  
      Returns
      -------
      warnings : :any:`list` of :any:`eemeter.EEMeterWarning`
          Empty list or list of single warning.