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# coding=utf-8
from python.util import has_token_sequence, string_almost_equal
from server.hints import Hint, HintSequence
id = 191
group = 'introduction'
number = 2
visible = True
solution = '''\
import random
import time
x = random.randint(1, 10)
y = random.randint(1, 10)
t = time.time()
print('Koliko je ', x, ' krat ', y, '? ')
z = float(input())
if x * y == z:
print('Odgovor je pravilen.')
else:
print('Odgovor ni pravilen.')
print('Za razmišljanje ste porabili', time.time() t, 's.')
'''
hint_type = {
'plan': HintSequence('plan', 2),
'random': Hint('random'),
'name_error': HintSequence('name_error', 4),
'type_error': HintSequence('type_error', 4),
'error': HintSequence('error', 2),
'if_clause': HintSequence('if_clause', 2),
}
def test(python, code):
passed = True
hints = [{'id': 'test_results', 'args': {'passed': 0, 'total': 0}}]
return passed, hints
def hint(python, code):
# run one test first to see if there are any exceptions
test_in = [(None, '5\n')]
answer = python(code=code, inputs=test_in, timeout=1.0)
exc = answer[0][3]
# if have an exception!
if exc:
if 'NameError' in exc:
return [{'id':'name_error', 'args': {'message': exc}}]
elif 'TypeError' in exc:
return [{'id':'type_error', 'args': {'message': exc}}]
else:
return [{'id':'error', 'args': {'message': exc}}]
# First: if student does not import random, tell him about that module
if not has_token_sequence(code, ['random']) or \
not has_token_sequence(code, ['randint']):
return [{'id': 'random'}]
# show plan if student is lost
# a) empty progam or
# b) there is not input (we can do it here, since we have no input hint)
if len(code.strip()) < 5 or (not has_token_sequence(code, ['input'])):
return [{'id': 'plan'}]
# Student will have to test whether result is correct or not
if not has_token_sequence(code, ['if']):
return [{'id' : 'if_clause'}]
return None
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