Function _validation

dynamic_programming/viterbi.py:179–214

>>> observations = ["normal", "cold", "dizzy"] >>> states = ["Healthy", "Fever"] >>> start_p = {"Healthy": 0.6, "Fever": 0.4} >>> trans_p = { ... "Healthy": {"Healthy": 0.7, "Fever": 0.3}, ... "Fever": {"Healthy": 0.4, "Fever": 0.6}, ... } >>> emit_p = {

(
    observations_space: Any,
    states_space: Any,
    initial_probabilities: Any,
    transition_probabilities: Any,
    emission_probabilities: Any,
)

def _validation(
    observations_space: Any,
    states_space: Any,
    initial_probabilities: Any,
    transition_probabilities: Any,
    emission_probabilities: Any,
) -> None:
    """
    >>> observations = ["normal", "cold", "dizzy"]
    >>> states = ["Healthy", "Fever"]
    >>> start_p = {"Healthy": 0.6, "Fever": 0.4}
    >>> trans_p = {
    ...     "Healthy": {"Healthy": 0.7, "Fever": 0.3},
    ...     "Fever": {"Healthy": 0.4, "Fever": 0.6},
    ... }
    >>> emit_p = {
    ...     "Healthy": {"normal": 0.5, "cold": 0.4, "dizzy": 0.1},
    ...     "Fever": {"normal": 0.1, "cold": 0.3, "dizzy": 0.6},
    ... }
    >>> _validation(observations, states, start_p, trans_p, emit_p)
    >>> _validation([], states, start_p, trans_p, emit_p)
    Traceback (most recent call last):
            ...
    ValueError: There's an empty parameter
    """
    _validate_not_empty(
        observations_space,
        states_space,
        initial_probabilities,
        transition_probabilities,
        emission_probabilities,
    )
    _validate_lists(observations_space, states_space)
    _validate_dicts(
        initial_probabilities, transition_probabilities, emission_probabilities
    )


def _validate_not_empty(