From 836e3379c9ec33d88611c924697ad6b51678791a Mon Sep 17 00:00:00 2001
From: Heidi Dong <dong.heidi@gmail.com>
Date: Wed, 30 Nov 2016 04:05:00 +0000
Subject: [PATCH] mypy: Annotate bots/gcal-bot.

---
 bots/gcal-bot | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/bots/gcal-bot b/bots/gcal-bot
index 87a97f1..a7728df 100755
--- a/bots/gcal-bot
+++ b/bots/gcal-bot
@@ -11,6 +11,7 @@ import os
 
 sys.path.append(os.path.join(os.path.dirname(__file__), '../api'))
 import zulip
+from typing import List, Set, Tuple, Iterable, Optional
 
 parser = optparse.OptionParser(r"""
 
@@ -57,6 +58,7 @@ except ImportError:
     parser.error('Install python-gdata')
 
 def get_calendar_url():
+    # type: () -> str
     parts = urllib.parse.urlparse(options.calendar)
     pat = os.path.split(parts.path)
     if pat[1] != 'basic':
@@ -70,6 +72,7 @@ calendar_url = get_calendar_url()
 client = zulip.init_from_options(options)
 
 def get_events():
+    # type: () -> Iterable[Tuple[int, datetime.datetime, str]]
     feed = CalendarClient().GetCalendarEventFeed(uri=calendar_url)
 
     for event in feed.entry:
@@ -80,12 +83,13 @@ def get_events():
         yield (event.uid.value, start, event.title.text)
 
 # Our cached view of the calendar, updated periodically.
-events = []
+events = [] # type: List[Tuple[int, datetime.datetime, str]]
 
 # Unique keys for events we've already sent, so we don't remind twice.
-sent = set()
+sent = set() # type: Set[Tuple[int, datetime.datetime]]
 
 def send_reminders():
+    # type: () -> Optional[None]
     global sent
 
     messages = []