{"action":"created","comment":{"url":"https://api.github.com/repos/Harvard-University-iCommons/icommons_lti_tools/pulls/comments/27992338","id":27992338,"diff_hunk":"@@ -0,0 +1,166 @@\n+import re\n+import logging\n+import json\n+\n+from django.conf import settings\n+from django.core.exceptions import ObjectDoesNotExist\n+from django.shortcuts import render\n+from django.utils.safestring import mark_safe\n+from django.http import HttpResponse\n+\n+from canvas_sdk.methods import enrollments\n+from canvas_sdk.utils import get_all_list_data\n+from canvas_sdk.exceptions import CanvasAPIError\n+\n+from icommons_common.canvas_utils import SessionInactivityExpirationRC\n+from icommons_common.models import CourseInstance\n+\n+from course_add_people.models import (\n+    CanvasRoles,\n+    SchoolAllowedRole\n+)\n+\n+from icommons_common.models import Person\n+\n+from mailing_list.listserv_clients.mailgun import MailgunClient as ListservClient\n+\n+\n+SDK_CONTEXT = SessionInactivityExpirationRC(**settings.CANVAS_SDK_SETTINGS)\n+\n+\n+logger = logging.getLogger(__name__)\n+\n+\n+def is_xid(id):\n+    \"\"\"\n+    check if the id is an XID. XID's are always alphanumeric while\n+    non XID's are all numeric.\n+    :param id: the id to check\n+    :return boolean:\n+    \"\"\"\n+    pattern = re.compile('[a-z]', re.IGNORECASE)\n+    match = pattern.match(id)\n+    return match is not None\n+\n+\n+def get_available_roles(course_instance_id):","path":"mailing_list/utils.py","position":46,"original_position":46,"commit_id":"7cf258e532424280d699d6184e9faa05f71bfc75","original_commit_id":"7cf258e532424280d699d6184e9faa05f71bfc75","user":{"login":"douglashall","id":224634,"avatar_url":"https://avatars.githubusercontent.com/u/224634?v=3","gravatar_id":"","url":"https://api.github.com/users/douglashall","html_url":"https://github.com/douglashall","followers_url":"https://api.github.com/users/douglashall/followers","following_url":"https://api.github.com/users/douglashall/following{/other_user}","gists_url":"https://api.github.com/users/douglashall/gists{/gist_id}","starred_url":"https://api.github.com/users/douglashall/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/douglashall/subscriptions","organizations_url":"https://api.github.com/users/douglashall/orgs","repos_url":"https://api.github.com/users/douglashall/repos","events_url":"https://api.github.com/users/douglashall/events{/privacy}","received_events_url":"https://api.github.com/users/douglashall/received_events","type":"User","site_admin":false},"body":"More cleanup needed. Thanks for catching.","created_at":"2015-04-08T17:28:26Z","updated_at":"2015-04-08T17:28:26Z","html_url":"https://github.com/Harvard-University-iCommons/icommons_lti_tools/pull/243#discussion_r27992338","pull_request_url":"https://api.github.com/repos/Harvard-University-iCommons/icommons_lti_tools/pulls/243","_links":{"self":{"href":"https://api.github.com/repos/Harvard-University-iCommons/icommons_lti_tools/pulls/comments/27992338"},"html":{"href":"https://github.com/Harvard-University-iCommons/icommons_lti_tools/pull/243#discussion_r27992338"},"pull_request":{"href":"https://api.github.com/repos/Harvard-University-iCommons/icommons_lti_tools/pulls/243"}}},"pull_request":{"url":"https://api.github.com/repos/Harvard-University-iCommons/icommons_lti_tools/pulls/243","id":32796359,"html_url":"https://github.com/Harvard-University-iCommons/icommons_lti_tools/pull/243","diff_url":"https://github.com/Harvard-University-iCommons/icommons_lti_tools/pull/243.diff","patch_url":"https://github.com/Harvard-University-iCommons/icommons_lti_tools/pull/243.patch","issue_url":"https://api.github.com/repos/Harvard-University-iCommons/icommons_lti_tools/issues/243","number":243,"state":"open","locked":false,"title":"Sprint 19 TLT-1172 Mailing List Prototype","user":{"login":"douglashall","id":224634,"avatar_url":"https://avatars.githubusercontent.com/u/224634?v=3","gravatar_id":"","url":"https://api.github.com/users/douglashall","html_url":"https://github.com/douglashall","followers_url":"https://api.github.com/users/douglashall/followers","following_url":"https://api.github.com/users/douglashall/following{/other_user}","gists_url":"https://api.github.com/users/douglashall/gists{/gist_id}","starred_url":"https://api.github.com/users/douglashall/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/douglashall/subscriptions","organizations_url":"https://api.github.com/users/douglashall/orgs","repos_url":"https://api.github.com/users/douglashall/repos","events_url":"https://api.github.com/users/douglashall/events{/privacy}","received_events_url":"https://api.github.com/users/douglashall/received_events","type":"User","site_admin":false},"body":"@sapnamysore \r\n@elliottyates \r\n@cmurtaugh \r\n\r\nNote that this PR contains commits from #233. Changes to your secure.py are required to test this out, contact @douglashall for 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