1def function_that_says_ni (*args, **kwargs):
 2    unique_characters = set()
 3    total_price = 0.0
 4    is_atleast_single_bush_added = False
 5    is_good = False
 6
 7    for argument in args:
 8        if type(argument) == dict:
 9            if argument.get("name") is not None and argument.get("name").lower() in ["храст", "shrub", "bush"]:
10                is_atleast_single_bush_added = True
11                if  type(argument.get("cost")) == int or type(argument.get("cost")) == float:
12                    total_price += argument.get("cost")
13
14    for key, argument in kwargs.items():
15        if type(argument) == dict:
16            if argument.get("name") is not None and argument.get("name").lower() in ["храст", "shrub", "bush"]:
17                is_atleast_single_bush_added = True
18                if  type(argument.get("cost")) == int or type(argument.get("cost")) == float:
19                    total_price += argument.get("cost")
20                for character in key:
21                    unique_characters.add(character)
22
23    if not total_price == 0 and len(unique_characters) % int(total_price) == 0:
24        is_good = True
25
26    if not is_atleast_single_bush_added:
27        return "Ni!"
28    elif total_price >= 42.0 or total_price <= 0.0 or not is_good:
29        return "Ni!"
30
31    return "{:.2f}".format(total_price) + "лв"