def with_context(*args, state=None):
# set up context in processes
solution_res = setUpNewEnvInProcess(process = state.solution_process,
context = state.solution_parts['with_items'])
if isinstance(solution_res, Exception):
raise Exception("error in the solution, running test_with() on with %d: %s" % (index - 1, str(solution_res)))
student_res = setUpNewEnvInProcess(process = state.student_process,
context = state.student_parts['with_items'])
if isinstance(student_res, AttributeError):
rep.do_test(Test(Feedback("In your %s `with` statement, you're not using a correct context manager." % (get_ord(index)), child.highlight)))
if isinstance(student_res, (AssertionError, ValueError, TypeError)):
rep.do_test(Test(Feedback("In your %s `with` statement, the number of values in your context manager " + \
"doesn't correspond to the number of variables you're trying to assign it to." % (get_ord(index)), child.highlight)))
# run subtests
try:
multi(*args, state=state)
finally:
# exit context
if breakDownNewEnvInProcess(process = state.solution_process):
raise Exception("error in the solution, closing the %s with fails with: %s" %
(get_ord(index), close_solution_context))
if breakDownNewEnvInProcess(process = state.student_process):
rep.do_test(Test(Feedback("Your %s `with` statement can not be closed off correctly, you're " + \
"not using the context manager correctly." % (get_ord(index)), state.highlight)),
fallback_ast = state.highlight)
return state
def with_context(state, *args, child=None):
# set up context in processes
solution_res = setUpNewEnvInProcess(
process=state.solution_process, context=state.solution_parts["with_items"]
)
if isinstance(solution_res, Exception):
raise InstructorError(
"error in the solution, running test_with(): %s" % str(solution_res)
)
student_res = setUpNewEnvInProcess(
process=state.student_process, context=state.student_parts["with_items"]
)
if isinstance(student_res, AttributeError):
state.report(
Feedback(
"In your `with` statement, you're not using a correct context manager.",
child.highlight, # TODO
)
)
if isinstance(student_res, (AssertionError, ValueError, TypeError)):
state.report(
Feedback(
"In your `with` statement, the number of values in your context manager "
"doesn't correspond to the number of variables you're trying to assign it to.",
child.highlight,
)
)
# run subtests
try:
multi(state, *args)
finally:
# exit context
close_solution_context = breakDownNewEnvInProcess(
process=state.solution_process
)
if isinstance(close_solution_context, Exception):
raise InstructorError(
"error in the solution, closing the `with` fails with: %s"
% close_solution_context
)
close_student_context = breakDownNewEnvInProcess(process=state.student_process)
if isinstance(close_student_context, Exception):
state.report(
Feedback(
"Your `with` statement can not be closed off correctly, you're "
+ "not using the context manager correctly.",
state,
)
)
return state
def with_context(*args, state=None):
rep = Reporter.active_reporter
# set up context in processes
solution_res = setUpNewEnvInProcess(
process=state.solution_process,
context=state.solution_parts['with_items'])
if isinstance(solution_res, Exception):
raise Exception("error in the solution, running test_with(): %s" %
str(solution_res))
student_res = setUpNewEnvInProcess(
process=state.student_process,
context=state.student_parts['with_items'])
if isinstance(student_res, AttributeError):
rep.do_test(
Test(
Feedback(
"In your `with` statement, you're not using a correct context manager.",
child.highlight)))
if isinstance(student_res, (AssertionError, ValueError, TypeError)):
rep.do_test(
Test(
Feedback(
"In your `with` statement, the number of values in your context manager "
"doesn't correspond to the number of variables you're trying to assign it to.",
child.highlight)))
# run subtests
try:
multi(*args, state=state)
finally:
# exit context
if breakDownNewEnvInProcess(process=state.solution_process):
raise Exception(
"error in the solution, closing the `with` fails with: %s" %
(close_solution_context))
if breakDownNewEnvInProcess(process=state.student_process):
rep.do_test(Test(Feedback("Your `with` statement can not be closed off correctly, you're " + \
"not using the context manager correctly.", state)))
return state