workout_dict = {}

def load_file(x):
    '''(str)->NoneType'''
    pass

def to_kg(x):
    '''(int->float)'''
    pass

def get_exercises(x1, x2):
    '''(str, str) -> list of str'''
    pass

def get_exercise_set(x1, x2, x3):
    '''(str, str, str) -> list of (float, int)'''
    pass

def get_workout(x1, x2):
    '''(str, str) -> list of (str, list of (float, int) tuples))'''
    pass
def max_weight_set(x):
    '''(str) -> (str, str, float)'''
    pass

def max_total_weight(x1):
    '''(str) -> (str, str, float)'''
    pass

def best_max_weight_ratio_set(x1):
    '''(str) -> (str, str, float, float)'''
    pass

def best_total_weight_ratio(x):
    '''(str) -> (str, str, float, float)'''
    pass
def max_weight_set_for_weight_class (x1, x2, x3):
    '''(str, str, float) -> (list of (str, str) tuples)'''
    pass