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CustomResponse now imports chem packages into the global

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context for scripts to access.
This was removed accidentally during an earlier refactoring,
which caused customresponse to raise an exception for chem problems.
Unit tests verify the changes
This commit is contained in:
Will Daly
2013-04-01 13:27:31 -04:00
parent fdc8a6fedf
commit 87d8a56a93
3 changed files with 111 additions and 24 deletions
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5
common/lib/capa/capa/capa_problem.py
View File

@@ -32,6 +32,8 @@ from copy import deepcopy
import chem
import chem.miller
import chem.chemcalc
import chem.chemtools
import verifiers
import verifiers.draganddrop
@@ -67,6 +69,9 @@ global_context = {'random': random,
'scipy': scipy,
'calc': calc,
'eia': eia,
'chemcalc': chem.chemcalc,
'chemtools': chem.chemtools,
'miller': chem.miller,
'draganddrop': verifiers.draganddrop}
# These should be removed from HTML output, including all subelements

70
common/lib/capa/capa/responsetypes.py
View File

@@ -2,7 +2,8 @@
# File: courseware/capa/responsetypes.py
#
'''
Problem response evaluation. Handles checking of student responses, of a variety of types.
Problem response evaluation. Handles checking of
student responses, of a variety of types.
Used by capa_problem.py
'''
@@ -10,7 +11,6 @@ Used by capa_problem.py
# standard library imports
import abc
import cgi
import hashlib
import inspect
import json
import logging
@@ -34,7 +34,10 @@ from .correctmap import CorrectMap
from datetime import datetime
from .util import *
from lxml import etree
from lxml.html.soupparser import fromstring as fromstring_bs # uses Beautiful Soup!!! FIXME?
# uses Beautiful Soup!!! FIXME?
from lxml.html.soupparser import fromstring as fromstring_bs
import xqueue_interface
log = logging.getLogger(__name__)
@@ -243,13 +246,17 @@ class LoncapaResponse(object):
# hint specified by function?
hintfn = hintgroup.get('hintfn')
if hintfn:
# Hint is determined by a function defined in the <script> context; evaluate
# that function to obtain list of hint, hintmode for each answer_id.
# Hint is determined by a function defined
# in the <script> context; evaluate
# that function to obtain list of hint,
# hintmode for each answer_id.
# The function should take arguments (answer_ids, student_answers, new_cmap, old_cmap)
# The function should take arguments
# (answer_ids, student_answers, new_cmap, old_cmap)
# and it should modify new_cmap as appropriate.
# We may extend this in the future to add another argument which provides a
# We may extend this in the future to add
# another argument which provides a
# callback procedure to a social hint generation system.
if not hintfn in self.context:
msg = 'missing specified hint function %s in script context' % hintfn
@@ -267,7 +274,8 @@ class LoncapaResponse(object):
raise ResponseError(msg)
return
# hint specified by conditions and text dependent on conditions (a-la Loncapa design)
# hint specified by conditions and text dependent
# on conditions (a-la Loncapa design)
# see http://help.loncapa.org/cgi-bin/fom?file=291
#
# Example:
@@ -275,10 +283,12 @@ class LoncapaResponse(object):
# <formularesponse samples="x@-5:5#11" id="11" answer="$answer">
# <textline size="25" />
# <hintgroup>
# <formulahint samples="x@-5:5#11" answer="$wrongans" name="inversegrad"></formulahint>
# <formulahint samples="x@-5:5#11" answer="$wrongans"
# name="inversegrad"></formulahint>
# <hintpart on="inversegrad">
# <text>You have inverted the slope in the question. The slope is
# (y2-y1)/(x2 - x1) you have the slope as (x2-x1)/(y2-y1).</text>
# (y2-y1)/(x2 - x1) you have the slope
# as (x2-x1)/(y2-y1).</text>
# </hintpart>
# </hintgroup>
# </formularesponse>
@@ -533,7 +543,8 @@ class JavascriptResponse(LoncapaResponse):
points = self.get_max_score()
else:
points = 0
return CorrectMap(self.answer_id, correctness, npoints=points, msg=evaluation)
return CorrectMap(self.answer_id, correctness,
npoints=points, msg=evaluation)
def run_grader(self, submission):
if submission is None or submission == '':
@@ -953,7 +964,8 @@ def sympy_check2():
log.debug('answer_ids=%s' % self.answer_ids)
# the <answer>...</answer> stanza should be local to the current <customresponse>.
# the <answer>...</answer> stanza should be
# local to the current <customresponse>.
# So try looking there first.
self.code = None
answer = None
@@ -962,7 +974,8 @@ def sympy_check2():
except IndexError:
# print "xml = ",etree.tostring(xml,pretty_print=True)
# if we have a "cfn" attribute then look for the function specified by cfn, in
# if we have a "cfn" attribute then look for the
# function specified by cfn, in
# the problem context ie the comparison function is defined in the
# <script>...</script> stanza instead
cfn = xml.get('cfn')
@@ -973,8 +986,8 @@ def sympy_check2():
else:
msg = "%s: can't find cfn %s in context" % (
unicode(self), cfn)
msg += "\nSee XML source line %s" % getattr(self.xml, 'sourceline',
'<unavailable>')
msg += ("\nSee XML source line %s" %
getattr(self.xml, 'sourceline', '<unavailable>'))
raise LoncapaProblemError(msg)
if not self.code:
@@ -1010,14 +1023,17 @@ def sympy_check2():
log.error(msg)
raise Exception(msg)
# global variable in context which holds the Presentation MathML from dynamic math input
# global variable in context which holds the
# Presentation MathML from dynamic math input
# ordered list of dynamath responses
dynamath = [student_answers.get(k + '_dynamath', None) for k in idset]
# if there is only one box, and it's empty, then don't evaluate
if len(idset) == 1 and not submission[0]:
# default to no error message on empty answer (to be consistent with other
# responsetypes) but allow author to still have the old behavior by setting
# default to no error message on empty answer
# (to be consistent with other
# responsetypes) but allow author to still
# have the old behavior by setting
# empty_answer_err attribute
msg = ('<span class="inline-error">No answer entered!</span>'
if self.xml.get('empty_answer_err') else '')
@@ -1092,7 +1108,8 @@ def sympy_check2():
try:
answer_given = submission[0] if (
len(idset) == 1) else submission
# handle variable number of arguments in check function, for backwards compatibility
# handle variable number of arguments in check function,
# for backwards compatibility
# with various Tutor2 check functions
args = [self.expect, answer_given,
student_answers, self.answer_ids[0]]
@@ -1124,7 +1141,8 @@ def sympy_check2():
msg = ret.get('msg', None)
msg = self.clean_message_html(msg)
# If there is only one input, apply the message to that input
# If there is only one input, apply the message to
# that input
# Otherwise, apply the message to the whole problem
if len(idset) > 1:
overall_message = msg
@@ -1137,7 +1155,8 @@ def sympy_check2():
# 'input_list': [{ 'ok': BOOLEAN, 'msg': STRING }, ...] }
#
# This allows the function to return an 'overall message'
# that applies to the entire problem, as well as correct/incorrect
# that applies to the entire problem, as well as
# correct/incorrect
# status and messages for individual inputs
elif 'input_list' in ret:
overall_message = ret.get('overall_message', '')
@@ -1370,7 +1389,8 @@ class CodeResponse(LoncapaResponse):
tests = self.xml.get('tests')
# Extract 'answer' and 'initial_display' from XML. Note that the code to be exec'ed here is:
# Extract 'answer' and 'initial_display' from XML.
# Note that the code to be exec'ed here is:
# (1) Internal edX code, i.e. NOT student submissions, and
# (2) The code should only define the strings 'initial_display', 'answer',
# 'preamble', 'test_program'
@@ -1391,7 +1411,8 @@ class CodeResponse(LoncapaResponse):
" 'answer' and/or 'initial_display' in <answer>...</answer>" % err)
raise Exception(err)
# Finally, make the ExternalResponse input XML format conform to the generic
# Finally, make the ExternalResponse input XML format
# conform to the generic
# exteral grader interface
# The XML tagging of grader_payload is pyxserver-specific
grader_payload = '<pyxserver>'
@@ -1500,7 +1521,8 @@ class CodeResponse(LoncapaResponse):
# TODO: Find out how this is used elsewhere, if any
self.context['correct'] = correctness
# Replace 'oldcmap' with new grading results if queuekey matches. If queuekey
# Replace 'oldcmap' with new grading results if queuekey matches.
# If queuekey
# does not match, we keep waiting for the score_msg whose key actually
# matches
if oldcmap.is_right_queuekey(self.answer_id, queuekey):

60
common/lib/capa/capa/tests/test_responsetypes.py
View File

@@ -905,6 +905,66 @@ class CustomResponseTest(ResponseTest):
problem.grade_answers({'1_2_1': '42'})
def test_module_imports_inline(self):
'''
Check that the correct modules are available to custom
response scripts
'''
for module_name in ['random', 'numpy', 'math', 'scipy',
'calc', 'eia', 'chemcalc', 'chemtools',
'miller', 'draganddrop']:
# Create a script that checks that the name is defined
# If the name is not defined, then the script
# will raise an exception
script = textwrap.dedent('''
correct[0] = 'correct'
assert('%s' in globals())''' % module_name)
# Create the problem
problem = self.build_problem(answer=script)
# Expect that we can grade an answer without
# getting an exception
try:
problem.grade_answers({'1_2_1': '42'})
except ResponseError:
self.fail("Could not use name '%s' in custom response"
% module_name)
def test_module_imports_function(self):
'''
Check that the correct modules are available to custom
response scripts
'''
for module_name in ['random', 'numpy', 'math', 'scipy',
'calc', 'eia', 'chemcalc', 'chemtools',
'miller', 'draganddrop']:
# Create a script that checks that the name is defined
# If the name is not defined, then the script
# will raise an exception
script = textwrap.dedent('''
def check_func(expect, answer_given):
assert('%s' in globals())
return True''' % module_name)
# Create the problem
problem = self.build_problem(script=script, cfn="check_func")
# Expect that we can grade an answer without
# getting an exception
try:
problem.grade_answers({'1_2_1': '42'})
except ResponseError:
self.fail("Could not use name '%s' in custom response"
% module_name)
class SchematicResponseTest(ResponseTest):
from response_xml_factory import SchematicResponseXMLFactory
xml_factory_class = SchematicResponseXMLFactory