

def _check_arima_start(start, k_ar, k_diff, method, dynamic):
    if (start < 0):
        raise ValueError(('The start index %d of the original series has been differenced away' % start))
    elif ((dynamic or ('mle' not in method)) and (start < k_ar)):
        raise ValueError(('Start must be >= k_ar for conditional MLE or dynamic forecast. Got %d' % method))

dataset/ETHPy150Open statsmodels/statsmodels/statsmodels/tsa/arima_model.py _check_arima_start/VarMisuse@66/142 `start`->`method`