Merge pull request #5129 from edx/ned/python-zip-assets

cms/djangoapps/contentstore/views/preview.py

common/djangoapps/util/sandboxing.py

common/lib/capa/capa/capa_problem.py

common/lib/capa/capa/responsetypes.py

common/lib/capa/capa/safe_exec/safe_exec.py

common/lib/capa/capa/tests/__init__.py

common/lib/capa/capa/tests/test_responsetypes.py

common/lib/xmodule/xmodule/capa_base.py

common/lib/xmodule/xmodule/x_module.py

common/test/acceptance/pages/lms/problem.py

common/test/acceptance/tests/test_lms.py

common/test/data/uploads/python_lib.zip

common/test/data/uploads/python_lib_zip/README.txt

common/test/data/uploads/python_lib_zip/number_helpers.py

common/test/data/uploads/python_lib_zip/sub/__init__.py

common/test/data/uploads/python_lib_zip/sub/submodule.py

lms/djangoapps/courseware/module_render.py

requirements/edx/github.txt