yDQu0Q5B

1def mapper(values, param : bool):
2    
3    ### 1
4    if param:
5        return values
6    else:
7        return ['any'] if values == None else (None if values == ['no'] else values)
8    
9    ### 2
10    if values == None:
11        return values if param else ['any']
12    elif values == ['no']:
13        return values if param else None
14    else:
15        return values
16    
17    ### 3
18    if param:
19        return values
20    elif values == None:
21        return ['any']
22    elif values == ['no']:
23        return None
24    else:
25        return values
26
27'''
28select count(*) from users where email like '%gmail.com';
29
30select * from users where city_id in (
31    select id
32    from cities
33    where country_id = (
34        select id
35        from countries
36        where name = 'Russia'
37    )
38);
39'''