Dedupe frequency list: use DATE_LABEL keys

refs #18

automated_tickets.py

@@ -63,29 +63,13 @@
     )
 
 # This will need to be broken up later by the script
-# WARNING: This needs to be kept in sync with DATE_LABEL within
-# the library file.
 parser.add_argument(
     '--event_schedule',
     action='store',
     required=True,
-    choices=[
-        'daily',
-        'twice_week',
-        'weekly_monday',
-        'weekly_tuesday',
-        'weekly_wednesday',
-        'weekly_thursday',
-        'weekly_friday',
-        'weekly_saturday',
-        'weekly_sunday',
-        'weekly',
-        'twice_month',
-        'monthly',
-        'twice_year',
-        'quarterly',
-        'yearly'
-    ]
+
+    # Reuse keys from DATE_LABEL dict in library file instead of repeating here
+    choices=list(DATE_LABEL.keys())
 )
 
 # NOTE: Probably want to leave this as not required and fall back to checking

automated_tickets_lib.py

@@ -78,10 +78,10 @@
 # we will get the same result as what we're doing here
 TODAY = date.strftime('%Y-%m-%d')
 
-# These entries match up with the event schedule "keywords". For example,
-# when daily events are requested, active daily events will result in
-# notifications generated which have subject lines that include the value
-# that is paired with the keyword below.
+# These entries serve both as a mapping of display formats and also as
+# valid parameter values. For example, when daily events are requested,
+# active daily events will result in notifications generated which have
+# subject lines that include the value that is paired with the keyword below.
 DATE_LABEL = {
     'daily':TODAY,
     'twice_week':TODAY,