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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
import re
id = 25000
number = 1
visible = True
solution = '''\
print("Hello world!")
'''
hint_type = {
'syntax_error': Hint('syntax_error'),
'printing': Hint('printing'),
'final_hint': Hint('final_hint'),
}
def test(python, code, aux_code=''):
# List of inputs: (expression to eval, stdin).
test_in = [
(None, '')
]
test_out = [
'Hello world!'
]
# List of outputs: (expression result, stdout, stderr, exception).
answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
if answers[0][1].rstrip() == 'Hello world!':
n_correct = 1
passed = True
else:
n_correct = 0
passed = False
hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
if passed:
hints.append({'id': 'final_hint'})
return passed, hints
def hint(python, code, aux_code=''):
tokens = get_tokens(code)
# run one test first to see if there are any exceptions
test_in = [(None, '')]
answer = python(code=aux_code+code, inputs=test_in, timeout=1.0)
exc = answer[0][3]
exc_hint = get_exception_desc(answer[0][3])
if exc:
if 'SyntaxError' in exc:
return [{'id':'syntax_error', 'args': {'message': exc}}]
else:
return exc_hint
# student is not using print function
if not has_token_sequence(tokens, ['print']):
return [{'id' : 'printing'}]
return None
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