Тестирование is_palindrome()

from yandex_testing_lesson import is_palindrome
 
tests = {'': True, 'a': True, 'abc': False, 'abccba': True, 'bccccb': True, 'abcba': True}
print('YES' if all(is_palindrome(test) is tests[test] for test in tests) else 'NO')

from yandex_testing_lesson import is_palindrome
 
tests = (
    ('': True),
    ('a': True),
    ('abc': False),
    ('abccba': True),
    ('bccccb': True),
    ('abcba': True),
)
for arg1, result in tests:
    if is_palindrome(arg1) != result:
        print('NO')
        exit(0)
print('YES')

from yandex_testing_lesson import is_palindrome
from collections import Counter
 
tests = Counter()
tests[''] = tests['a'] = tests['aaa'] = tests['aba'] = tests['aaaa'] = tests['abba'] = 1
tests['ab'] = tests['aab'] = tests['abc'] = tests['aaab'] = tests['abcd'] = 0
res = all([tests[test]==is_palindrome(test) for test in tests])
print(['NO','YES'][res])

def is_palindrome(tests):
    return tests == tests[::-1]

from collections import Counter
def is_palindrome(tests):
    return tests[::-1] == tests
 
tests = Counter()
tests[''] = tests['a'] = tests['aaa'] = tests['aba'] = tests['aaaa'] = tests['abba'] = 1
tests['ab'] = tests['aab'] = tests['abc'] = tests['aaab'] = tests['abcd'] = 0
res = all([tests[test]==is_palindrome(test) for test in tests])

from collections import Counter
def is_palindrome(tests):
    return tests[::-1] == tests
 
tests = {'': True, 'a': True, 'abc': False, 'abccba': True, 'bccccb': True, 'abcba': True}
print('YES' if all(is_palindrome(test) is tests[test] for test in tests) else 'NO')
exit(0)