1#dict comprehension for flex
 2def курс_в_лева(exchange_rates):
 3    return {curr: round(1 / exchange_rates[curr], 4) for curr in exchange_rates}
 4
 5def валута_към_левчета(*args, **kwargs):
 6    all = {}
 7
 8    for curr, value in args:
 9        all[curr] = all.get(curr, 0) + value
10
11    result = []
12    for curr in all:
13        all_values = all[curr]
14
15        lev = round(all_values if curr == 'BGN' else all_values / kwargs[curr], 4)
16
17        result.append((curr, lev))
18    return result
19
20def е_патриотична(amount, exchange_rates):
21    leva = 0
22
23    for curr, value in amount:
24        if curr == 'BGN':
25            leva += round(value, 2)
26        else:
27            leva += round(value / exchange_rates[curr], 2)
28
29    return 'ПАТРИОТИЧНА!' if leva == int(leva) else 'НЕПАТРИОТИЧНА!' #ternary operator for flex