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# coding=utf-8
import re
from python.util import has_token_sequence, string_almost_equal, \
string_contains_number, get_tokens, get_numbers, get_exception_desc
from server.hints import Hint
id = 231
number = 10
visible = True
solution = '''\
def divisors_sum(n):
s = 0
for i in range(1, n):
if n % i == 0:
s += i
return s
'''
hint_type = {
'final_hint': Hint('final_hint')
}
def test(python, code):
func_name = 'divisors_sum'
tokens = get_tokens(code)
if not has_token_sequence(tokens, ['def', func_name]):
return False, [{'id' : 'no_func_name', 'args' : {'func_name' : func_name}}]
in_out = [
(8, 7),
(6, 6),
(5, 1),
(1, 0),
(2, 1),
(15, 9),
(20, 22)
]
test_in = [(func_name+'(%s)'%str(l[0]), None) for l in in_out]
test_out = [l[1] for l in in_out]
answers = python(code=code, inputs=test_in, timeout=1.0)
n_correct = 0
tin, tout = None, None
for i, (ans, to) in enumerate(zip(answers, test_out)):
n_correct += ans[0] == to
if ans[0] != to:
tin = test_in[i][0]
tout = to
passed = n_correct == len(test_in)
hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
if tin:
hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
if passed:
hints.append({'id': 'final_hint'})
return passed, hints
def hint(python, code):
tokens = get_tokens(code)
# run one test first to see if there are any exceptions
answer = python(code=code, inputs=[(None, None)], timeout=1.0)
exc = get_exception_desc(answer[0][3])
if exc: return exc
return None
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