common.py

        'output_filename': 'css/lms-style-app.css',
    },
    'style-app-extend1': {
        'source_filenames': [
            'sass/application-extend1.css',
        ],
        'output_filename': 'css/lms-style-app-extend1.css',
    },
    'style-app-extend2': {
        'source_filenames': [
            'sass/application-extend2.css',
        ],
        'output_filename': 'css/lms-style-app-extend2.css',
    },
    'style-course-vendor': {
        'source_filenames': [
            'js/vendor/CodeMirror/codemirror.css',
            'css/vendor/jquery.treeview.css',
            'css/vendor/ui-lightness/jquery-ui-1.8.22.custom.css',
        ],
        'output_filename': 'css/lms-style-course-vendor.css',
    },
    'style-course': {
        'source_filenames': [
            'sass/course.css',
            'xmodule/modules.css',
        ],
        'output_filename': 'css/lms-style-course.css',
    },
    'style-xmodule-annotations': {
        'source_filenames': [
            'css/vendor/ova/annotator.css',
            'css/vendor/ova/edx-annotator.css',
            'css/vendor/ova/video-js.min.css',
            'css/vendor/ova/rangeslider.css',
            'css/vendor/ova/share-annotator.css',
            'css/vendor/ova/richText-annotator.css',
            'css/vendor/ova/tags-annotator.css',
            'css/vendor/ova/flagging-annotator.css',
            'css/vendor/ova/diacritic-annotator.css',
            'css/vendor/ova/grouping-annotator.css',
            'css/vendor/ova/ova.css',
            'js/vendor/ova/catch/css/main.css'
        ],
        'output_filename': 'css/lms-style-xmodule-annotations.css',
    },
}


common_js = set(rooted_glob(COMMON_ROOT / 'static', 'coffee/src/**/*.js')) - set(courseware_js + discussion_js + staff_grading_js + open_ended_js + notes_js + instructor_dash_js)
project_js = set(rooted_glob(PROJECT_ROOT / 'static', 'coffee/src/**/*.js')) - set(courseware_js + discussion_js + staff_grading_js + open_ended_js + notes_js + instructor_dash_js)



# test_order: Determines the position of this chunk of javascript on
# the jasmine test page
PIPELINE_JS = {
    'application': {

        # Application will contain all paths not in courseware_only_js
        'source_filenames': sorted(common_js) + sorted(project_js) + [
            'js/form.ext.js',
            'js/my_courses_dropdown.js',
            'js/toggle_login_modal.js',
            'js/sticky_filter.js',
            'js/query-params.js',
            'js/src/utility.js',
            'js/src/accessibility_tools.js',
            'js/src/ie_shim.js',
        ],
        'output_filename': 'js/lms-application.js',

        'test_order': 1,
    },
    'courseware': {
        'source_filenames': courseware_js,
        'output_filename': 'js/lms-courseware.js',
        'test_order': 2,
    },
    'main_vendor': {
        'source_filenames': main_vendor_js,
        'output_filename': 'js/lms-main_vendor.js',
        'test_order': 0,
    },
    'module-descriptor-js': {
        'source_filenames': rooted_glob(COMMON_ROOT / 'static/', 'xmodule/descriptors/js/*.js'),
        'output_filename': 'js/lms-module-descriptors.js',
        'test_order': 8,
    },
    'module-js': {
        'source_filenames': rooted_glob(COMMON_ROOT / 'static', 'xmodule/modules/js/*.js'),
        'output_filename': 'js/lms-modules.js',
        'test_order': 3,
    },
    'discussion': {
        'source_filenames': discussion_js,
        'output_filename': 'js/discussion.js',
        'test_order': 4,
    },
    'staff_grading': {
        'source_filenames': staff_grading_js,
        'output_filename': 'js/staff_grading.js',
        'test_order': 5,
    },
    'open_ended': {
        'source_filenames': open_ended_js,
        'output_filename': 'js/open_ended.js',
        'test_order': 6,
    },
    'notes': {
        'source_filenames': notes_js,
        'output_filename': 'js/notes.js',
        'test_order': 7
    },
    'instructor_dash': {
        'source_filenames': instructor_dash_js,
        'output_filename': 'js/instructor_dash.js',
        'test_order': 9,
    },
}

PIPELINE_DISABLE_WRAPPER = True

# Compile all coffee files in course data directories if they are out of date.
# TODO: Remove this once we move data into Mongo. This is only temporary while
# course data directories are still in use.
if os.path.isdir(DATA_DIR):
    for course_dir in os.listdir(DATA_DIR):
        js_dir = DATA_DIR / course_dir / "js"
        if not os.path.isdir(js_dir):
            continue
        for filename in os.listdir(js_dir):
            if filename.endswith('coffee'):
                new_filename = os.path.splitext(filename)[0] + ".js"
                if os.path.exists(js_dir / new_filename):
                    coffee_timestamp = os.stat(js_dir / filename).st_mtime
                    js_timestamp = os.stat(js_dir / new_filename).st_mtime
                    if coffee_timestamp <= js_timestamp:
                        continue
                os.system("rm %s" % (js_dir / new_filename))
                os.system("coffee -c %s" % (js_dir / filename))


PIPELINE_CSS_COMPRESSOR = None
PIPELINE_JS_COMPRESSOR = None

STATICFILES_IGNORE_PATTERNS = (
    "sass/*",
    "coffee/*",

    # Symlinks used by js-test-tool
    "xmodule_js",
    "common_static",
)

PIPELINE_YUI_BINARY = 'yui-compressor'

# Setting that will only affect the edX version of django-pipeline until our changes are merged upstream
PIPELINE_COMPILE_INPLACE = True

################################# CELERY ######################################

# Message configuration

CELERY_TASK_SERIALIZER = 'json'
CELERY_RESULT_SERIALIZER = 'json'

CELERY_MESSAGE_COMPRESSION = 'gzip'

# Results configuration

CELERY_IGNORE_RESULT = False
CELERY_STORE_ERRORS_EVEN_IF_IGNORED = True

# Events configuration

CELERY_TRACK_STARTED = True

CELERY_SEND_EVENTS = True
CELERY_SEND_TASK_SENT_EVENT = True

# Exchange configuration

CELERY_DEFAULT_EXCHANGE = 'edx.core'
CELERY_DEFAULT_EXCHANGE_TYPE = 'direct'

# Queues configuration

HIGH_PRIORITY_QUEUE = 'edx.core.high'
DEFAULT_PRIORITY_QUEUE = 'edx.core.default'
LOW_PRIORITY_QUEUE = 'edx.core.low'
HIGH_MEM_QUEUE = 'edx.core.high_mem'

CELERY_QUEUE_HA_POLICY = 'all'

CELERY_CREATE_MISSING_QUEUES = True

CELERY_DEFAULT_QUEUE = DEFAULT_PRIORITY_QUEUE
CELERY_DEFAULT_ROUTING_KEY = DEFAULT_PRIORITY_QUEUE

CELERY_QUEUES = {
    HIGH_PRIORITY_QUEUE: {},
    LOW_PRIORITY_QUEUE: {},
    DEFAULT_PRIORITY_QUEUE: {},
    HIGH_MEM_QUEUE: {},
}

# let logging work as configured:
CELERYD_HIJACK_ROOT_LOGGER = False

################################ Bulk Email ###################################

# Suffix used to construct 'from' email address for bulk emails.
# A course-specific identifier is prepended.
BULK_EMAIL_DEFAULT_FROM_EMAIL = 'no-reply@example.com'

# Parameters for breaking down course enrollment into subtasks.
BULK_EMAIL_EMAILS_PER_TASK = 100

# Initial delay used for retrying tasks.  Additional retries use
# longer delays.  Value is in seconds.
BULK_EMAIL_DEFAULT_RETRY_DELAY = 30

# Maximum number of retries per task for errors that are not related
# to throttling.
BULK_EMAIL_MAX_RETRIES = 5

# Maximum number of retries per task for errors that are related to
# throttling.  If this is not set, then there is no cap on such retries.
BULK_EMAIL_INFINITE_RETRY_CAP = 1000

# We want Bulk Email running on the high-priority queue, so we define the
# routing key that points to it.  At the moment, the name is the same.
BULK_EMAIL_ROUTING_KEY = HIGH_PRIORITY_QUEUE

# Flag to indicate if individual email addresses should be logged as they are sent
# a bulk email message.
BULK_EMAIL_LOG_SENT_EMAILS = False

# Delay in seconds to sleep between individual mail messages being sent,
# when a bulk email task is retried for rate-related reasons.  Choose this
# value depending on the number of workers that might be sending email in
# parallel, and what the SES rate is.
BULK_EMAIL_RETRY_DELAY_BETWEEN_SENDS = 0.02


############################## Video ##########################################

YOUTUBE = {
    # YouTube JavaScript API
    'API': 'www.youtube.com/iframe_api',

    # URL to test YouTube availability
    'TEST_URL': 'gdata.youtube.com/feeds/api/videos/',

    # Current youtube api for requesting transcripts.
    # For example: http://video.google.com/timedtext?lang=en&v=j_jEn79vS3g.
    'TEXT_API': {
        'url': 'video.google.com/timedtext',
        'params': {
            'lang': 'en',
            'v': 'set_youtube_id_of_11_symbols_here',
        },
    },
}

################################### APPS ######################################
INSTALLED_APPS = (
    # Standard ones that are always installed...
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.humanize',
    'django.contrib.messages',
    'django.contrib.sessions',
    'django.contrib.sites',
    'djcelery',
    'south',

    # Database-backed configuration
    'config_models',

    # Monitor the status of services
    'service_status',

    # For asset pipelining
    'edxmako',
    'pipeline',
    'staticfiles',
    'static_replace',

    # Our courseware
    'circuit',
    'courseware',
    'student',
    'static_template_view',
    'staticbook',
    'track',
    'eventtracking.django',
    'util',
    'certificates',
    'dashboard',
    'instructor',
    'instructor_task',
    'open_ended_grading',
    'psychometrics',
    'licenses',
    'course_groups',
    'bulk_email',

    # External auth (OpenID, shib)
    'external_auth',
    'django_openid_auth',

    # For the wiki
    'wiki',  # The new django-wiki from benjaoming
    'django_notify',
    'course_wiki',  # Our customizations
    'mptt',
    'sekizai',
    #'wiki.plugins.attachments',
    'wiki.plugins.links',
    'wiki.plugins.notifications',
    'course_wiki.plugins.markdownedx',

    # Foldit integration
    'foldit',

    # For A/B testing
    'waffle',

    # For testing
    'django.contrib.admin',  # only used in DEBUG mode
    'django_nose',
    'debug',

    # Discussion forums
    'django_comment_client',
    'django_comment_common',
    'notes',

    # Splash screen
    'splash',

    # Monitoring
    'datadog',

    # User API
    'rest_framework',
    'user_api',

    # Shopping cart
    'shoppingcart',

    # Notification preferences setting
    'notification_prefs',

    # Different Course Modes
    'course_modes',

    # Student Identity Verification
    'verify_student',

    # Dark-launching languages
    'dark_lang',

    # Microsite configuration
    'microsite_configuration',

    # Student Identity Reverification
    'reverification',

    'embargo',

    # Monitoring functionality
    'monitoring',

    # Course action state
    'course_action_state',

    # Additional problem types
    'edx_jsme',    # Molecular Structure

    # Country list
    'django_countries'
)

######################### MARKETING SITE ###############################
EDXMKTG_COOKIE_NAME = 'edxloggedin'
MKTG_URLS = {}
MKTG_URL_LINK_MAP = {
    'ABOUT': 'about_edx',
    'CONTACT': 'contact',
    'FAQ': 'help_edx',
    'COURSES': 'courses',
    'ROOT': 'root',
    'TOS': 'tos',
    'HONOR': 'honor',
    'PRIVACY': 'privacy_edx',
    'JOBS': 'jobs',
    'NEWS': 'news',
    'PRESS': 'press',
    'BLOG': 'edx-blog',
    'DONATE': 'donate',

    # Verified Certificates
    'WHAT_IS_VERIFIED_CERT': 'verified-certificate',
}


################# Student Verification #################
VERIFY_STUDENT = {
    "DAYS_GOOD_FOR": 365,  # How many days is a verficiation good for?
}

### This enables the Metrics tab for the Instructor dashboard ###########
FEATURES['CLASS_DASHBOARD'] = False
if FEATURES.get('CLASS_DASHBOARD'):
    INSTALLED_APPS += ('class_dashboard',)

######################## CAS authentication ###########################

if FEATURES.get('AUTH_USE_CAS'):
    CAS_SERVER_URL = 'https://provide_your_cas_url_here'
    AUTHENTICATION_BACKENDS = (
        'django.contrib.auth.backends.ModelBackend',
        'django_cas.backends.CASBackend',
    )
    INSTALLED_APPS += ('django_cas',)
    MIDDLEWARE_CLASSES += ('django_cas.middleware.CASMiddleware',)

###################### Registration ##################################

# For each of the fields, give one of the following values:
# - 'required': to display the field, and make it mandatory
# - 'optional': to display the field, and make it non-mandatory
# - 'hidden': to not display the field

REGISTRATION_EXTRA_FIELDS = {
    'level_of_education': 'optional',
    'gender': 'optional',
    'year_of_birth': 'optional',
    'mailing_address': 'optional',
    'goals': 'optional',
    'honor_code': 'required',
    'city': 'hidden',
    'country': 'hidden',
}

########################## CERTIFICATE NAME ########################
CERT_NAME_SHORT = "Certificate"
CERT_NAME_LONG = "Certificate of Achievement"

###################### Grade Downloads ######################
GRADES_DOWNLOAD_ROUTING_KEY = HIGH_MEM_QUEUE

GRADES_DOWNLOAD = {
    'STORAGE_TYPE': 'localfs',
    'BUCKET': 'edx-grades',
    'ROOT_PATH': '/tmp/edx-s3/grades',
}

######################## PROGRESS SUCCESS BUTTON ##############################
# The following fields are available in the URL: {course_id} {student_id}
PROGRESS_SUCCESS_BUTTON_URL = 'http://<domain>/<path>/{course_id}'
PROGRESS_SUCCESS_BUTTON_TEXT_OVERRIDE = None

#### PASSWORD POLICY SETTINGS #####

PASSWORD_MIN_LENGTH = None
PASSWORD_MAX_LENGTH = None
PASSWORD_COMPLEXITY = {}
PASSWORD_DICTIONARY_EDIT_DISTANCE_THRESHOLD = None
PASSWORD_DICTIONARY = []

##################### LinkedIn #####################
INSTALLED_APPS += ('django_openid_auth',)


############################ LinkedIn Integration #############################
INSTALLED_APPS += ('linkedin',)
LINKEDIN_API = {
    'EMAIL_WHITELIST': [],
    'COMPANY_ID': '2746406',
}


############################ ORA 2 ############################################

# By default, don't use a file prefix
ORA2_FILE_PREFIX = None

# Default File Upload Storage bucket and prefix. Used by the FileUpload Service.
FILE_UPLOAD_STORAGE_BUCKET_NAME = 'edxuploads'
FILE_UPLOAD_STORAGE_PREFIX = 'submissions_attachments'

##### ACCOUNT LOCKOUT DEFAULT PARAMETERS #####
MAX_FAILED_LOGIN_ATTEMPTS_ALLOWED = 5
MAX_FAILED_LOGIN_ATTEMPTS_LOCKOUT_PERIOD_SECS = 15 * 60


##### LMS DEADLINE DISPLAY TIME_ZONE #######
TIME_ZONE_DISPLAYED_FOR_DEADLINES = 'UTC'


# Source:
# http://loc.gov/standards/iso639-2/ISO-639-2_utf-8.txt according to http://en.wikipedia.org/wiki/ISO_639-1
ALL_LANGUAGES = (
    [u"aa", u"Afar"],
    [u"ab", u"Abkhazian"],
    [u"af", u"Afrikaans"],
    [u"ak", u"Akan"],
    [u"sq", u"Albanian"],
    [u"am", u"Amharic"],
    [u"ar", u"Arabic"],
    [u"an", u"Aragonese"],
    [u"hy", u"Armenian"],
    [u"as", u"Assamese"],
    [u"av", u"Avaric"],
    [u"ae", u"Avestan"],
    [u"ay", u"Aymara"],
    [u"az", u"Azerbaijani"],
    [u"ba", u"Bashkir"],
    [u"bm", u"Bambara"],
    [u"eu", u"Basque"],
    [u"be", u"Belarusian"],
    [u"bn", u"Bengali"],
    [u"bh", u"Bihari languages"],
    [u"bi", u"Bislama"],
    [u"bs", u"Bosnian"],
    [u"br", u"Breton"],
    [u"bg", u"Bulgarian"],
    [u"my", u"Burmese"],
    [u"ca", u"Catalan"],
    [u"ch", u"Chamorro"],
    [u"ce", u"Chechen"],
    [u"zh", u"Chinese"],
    [u"cu", u"Church Slavic"],
    [u"cv", u"Chuvash"],
    [u"kw", u"Cornish"],
    [u"co", u"Corsican"],
    [u"cr", u"Cree"],
    [u"cs", u"Czech"],
    [u"da", u"Danish"],
    [u"dv", u"Divehi"],
    [u"nl", u"Dutch"],
    [u"dz", u"Dzongkha"],
    [u"en", u"English"],
    [u"eo", u"Esperanto"],
    [u"et", u"Estonian"],
    [u"ee", u"Ewe"],
    [u"fo", u"Faroese"],
    [u"fj", u"Fijian"],
    [u"fi", u"Finnish"],
    [u"fr", u"French"],
    [u"fy", u"Western Frisian"],
    [u"ff", u"Fulah"],
    [u"ka", u"Georgian"],
    [u"de", u"German"],
    [u"gd", u"Gaelic"],
    [u"ga", u"Irish"],
    [u"gl", u"Galician"],
    [u"gv", u"Manx"],
    [u"el", u"Greek"],
    [u"gn", u"Guarani"],
    [u"gu", u"Gujarati"],
    [u"ht", u"Haitian"],
    [u"ha", u"Hausa"],
    [u"he", u"Hebrew"],
    [u"hz", u"Herero"],
    [u"hi", u"Hindi"],
    [u"ho", u"Hiri Motu"],
    [u"hr", u"Croatian"],
    [u"hu", u"Hungarian"],
    [u"ig", u"Igbo"],
    [u"is", u"Icelandic"],
    [u"io", u"Ido"],
    [u"ii", u"Sichuan Yi"],
    [u"iu", u"Inuktitut"],
    [u"ie", u"Interlingue"],
    [u"ia", u"Interlingua"],
    [u"id", u"Indonesian"],
    [u"ik", u"Inupiaq"],
    [u"it", u"Italian"],
    [u"jv", u"Javanese"],
    [u"ja", u"Japanese"],
    [u"kl", u"Kalaallisut"],
    [u"kn", u"Kannada"],
    [u"ks", u"Kashmiri"],
    [u"kr", u"Kanuri"],
    [u"kk", u"Kazakh"],
    [u"km", u"Central Khmer"],
    [u"ki", u"Kikuyu"],
    [u"rw", u"Kinyarwanda"],
    [u"ky", u"Kirghiz"],
    [u"kv", u"Komi"],
    [u"kg", u"Kongo"],
    [u"ko", u"Korean"],
    [u"kj", u"Kuanyama"],
    [u"ku", u"Kurdish"],
    [u"lo", u"Lao"],
    [u"la", u"Latin"],
    [u"lv", u"Latvian"],
    [u"li", u"Limburgan"],
    [u"ln", u"Lingala"],
    [u"lt", u"Lithuanian"],
    [u"lb", u"Luxembourgish"],
    [u"lu", u"Luba-Katanga"],
    [u"lg", u"Ganda"],
    [u"mk", u"Macedonian"],
    [u"mh", u"Marshallese"],
    [u"ml", u"Malayalam"],
    [u"mi", u"Maori"],
    [u"mr", u"Marathi"],
    [u"ms", u"Malay"],
    [u"mg", u"Malagasy"],
    [u"mt", u"Maltese"],
    [u"mn", u"Mongolian"],
    [u"na", u"Nauru"],
    [u"nv", u"Navajo"],
    [u"nr", u"Ndebele, South"],
    [u"nd", u"Ndebele, North"],
    [u"ng", u"Ndonga"],
    [u"ne", u"Nepali"],
    [u"nn", u"Norwegian Nynorsk"],
    [u"nb", u"Bokmål, Norwegian"],
    [u"no", u"Norwegian"],
    [u"ny", u"Chichewa"],
    [u"oc", u"Occitan"],
    [u"oj", u"Ojibwa"],
    [u"or", u"Oriya"],
    [u"om", u"Oromo"],
    [u"os", u"Ossetian"],
    [u"pa", u"Panjabi"],
    [u"fa", u"Persian"],
    [u"pi", u"Pali"],
    [u"pl", u"Polish"],
    [u"pt", u"Portuguese"],
    [u"ps", u"Pushto"],
    [u"qu", u"Quechua"],
    [u"rm", u"Romansh"],
    [u"ro", u"Romanian"],
    [u"rn", u"Rundi"],
    [u"ru", u"Russian"],
    [u"sg", u"Sango"],
    [u"sa", u"Sanskrit"],
    [u"si", u"Sinhala"],
    [u"sk", u"Slovak"],
    [u"sl", u"Slovenian"],
    [u"se", u"Northern Sami"],
    [u"sm", u"Samoan"],
    [u"sn", u"Shona"],
    [u"sd", u"Sindhi"],
    [u"so", u"Somali"],
    [u"st", u"Sotho, Southern"],
    [u"es", u"Spanish"],
    [u"sc", u"Sardinian"],
    [u"sr", u"Serbian"],
    [u"ss", u"Swati"],
    [u"su", u"Sundanese"],
    [u"sw", u"Swahili"],
    [u"sv", u"Swedish"],
    [u"ty", u"Tahitian"],
    [u"ta", u"Tamil"],
    [u"tt", u"Tatar"],
    [u"te", u"Telugu"],
    [u"tg", u"Tajik"],
    [u"tl", u"Tagalog"],
    [u"th", u"Thai"],
    [u"bo", u"Tibetan"],
    [u"ti", u"Tigrinya"],
    [u"to", u"Tonga (Tonga Islands)"],
    [u"tn", u"Tswana"],
    [u"ts", u"Tsonga"],
    [u"tk", u"Turkmen"],
    [u"tr", u"Turkish"],
    [u"tw", u"Twi"],
    [u"ug", u"Uighur"],
    [u"uk", u"Ukrainian"],
    [u"ur", u"Urdu"],
    [u"uz", u"Uzbek"],
    [u"ve", u"Venda"],
    [u"vi", u"Vietnamese"],
    [u"vo", u"Volapük"],
    [u"cy", u"Welsh"],
    [u"wa", u"Walloon"],
    [u"wo", u"Wolof"],
    [u"xh", u"Xhosa"],
    [u"yi", u"Yiddish"],
    [u"yo", u"Yoruba"],
    [u"za", u"Zhuang"],
    [u"zu", u"Zulu"]
)


### Apps only installed in some instances
OPTIONAL_APPS = (
    'edx_jsdraw',
    'mentoring',

    # edx-ora2
    'submissions',
    'openassessment',
    'openassessment.assessment',
    'openassessment.fileupload',
    'openassessment.workflow',
    'openassessment.xblock'
)

for app_name in OPTIONAL_APPS:
    # First attempt to only find the module rather than actually importing it,
    # to avoid circular references - only try to import if it can't be found
    # by find_module, which doesn't work with import hooks
    try:
        imp.find_module(app_name)
    except ImportError:
        try:
            __import__(app_name)
        except ImportError:
            continue
    INSTALLED_APPS += (app_name,)

# Stub for third_party_auth options.
# See common/djangoapps/third_party_auth/settings.py for configuration details.
THIRD_PARTY_AUTH = {}

### ADVANCED_SECURITY_CONFIG
# Empty by default
ADVANCED_SECURITY_CONFIG = {}

### External auth usage -- prefixes for ENROLLMENT_DOMAIN
SHIBBOLETH_DOMAIN_PREFIX = 'shib:'
OPENID_DOMAIN_PREFIX = 'openid:'

### Analytics data api settings
ANALYTICS_DATA_URL = ""
ANALYTICS_DATA_TOKEN = ""
ANALYTICS_DASHBOARD_URL = ""

# TODO (ECOM-16): Remove once the A/B test of auto-registration completes
AUTO_REGISTRATION_AB_TEST_EXCLUDE_COURSES = set([
    "HarvardX/SW12.2x/1T2014",
    "HarvardX/SW12.3x/1T2014",
    "HarvardX/SW12.4x/1T2014",
    "HarvardX/SW12.5x/2T2014",
    "HarvardX/SW12.6x/2T2014",
    "HarvardX/HUM2.1x/3T2014",
    "HarvardX/SW12x/2013_SOND",
    "LinuxFoundationX/LFS101x/2T2014",
    "HarvardX/CS50x/2014_T1",
    "HarvardX/AmPoX.1/2014_T3",
    "HarvardX/SW12.7x/3T2014",
    "HarvardX/SW12.10x/1T2015",
    "HarvardX/SW12.9x/3T2014",
    "HarvardX/SW12.8x/3T2014",
])