assign_crew

def assign_crew(crew):
    """
    If there are commanders in the roll, it is responsible for updating the
    crew and, in any case, calls the functions of each crew member with
    the number of them available.

    Parameters
    ----------
    crew : array
        Result of the dice roll.

    Returns
    -------
    None.

    """
    # The new crew
    ncrew = []
    # Number of crew members of each type
    tacticn = 0
    doctorn = 0
    scientistn = 0
    engineern = 0
    # in search of the commander
    for i in range(len(crew)):
        if crew[i] == 1:
            ncrew = commander(crew)
    # Crew update if modified
    if len(ncrew) != 0:
        crew = ncrew
    # For the rest of the tasks, the appropriate functions are called
    # with the number of crew members of each type.
    for i in range(len(crew)):
        if crew[i] == 2:
            tacticn += 1
        elif crew[i] == 3:
            doctorn += 1
        elif crew[i] == 4:
            scientistn += 1
        elif crew[i] == 5:
            engineern += 1
    if tacticn > 0:
        tactic(tacticn)
    if doctorn > 0:
        doctor(doctorn)
    if scientistn > 0:
        scientist(scientistn)
    if engineern > 0:
        engineer(engineern)