Adds ability to show number of reviews waiting more than a specified number of days

Adds ability to set how many longest waiting changesets to display

openreviews.py

@@ -35,6 +35,10 @@ optparser.add_option('-u', '--user', default='russellb', help='gerrit user')
 optparser.add_option('-k', '--key', default=None, help='ssh key for gerrit')
 optparser.add_option('-n', '--no-stable', action='store_true',
         help='Exclude changesets for stable branch)')
+optparser.add_option('-l', '--longest-waiting', type='int', default=5,
+        help='Show n changesets that have waited the longest)')
+optparser.add_option('-m', '--waiting-more', type='int', default=7,
+        help='Show number of changesets that have waited more than n days)')
 
 options, args = optparser.parse_args()
 
@@ -93,6 +97,14 @@ def median_age(changes):
     median_age = changes[len(changes)/2]['age']
     return sec_to_period_string(median_age)
 
+def number_waiting_more_than(changes, seconds):
+    index = 0
+    for change in changes:
+        if change['age'] > seconds:
+            return len(changes) - index
+        index += 1
+    return 0
+
 age_sorted_waiting_on_reviewer = sorted(waiting_on_reviewer,
                                         key=lambda change: change['age'])
 
@@ -104,9 +116,12 @@ print 'Waiting on Submitter: %d' % len(waiting_on_submitter)
 print 'Waiting on Reviewer: %d' % len(waiting_on_reviewer)
 print ' --> Average wait time: %s' % average_age(waiting_on_reviewer)
 print ' --> Median wait time: %s' % median_age(waiting_on_reviewer)
-
+print ' --> Number waiting more than %i days: %i' % (
+    options.waiting_more, number_waiting_more_than(
+        age_sorted_waiting_on_reviewer,
+        60*60*24*options.waiting_more))
 print ' --> Longest waiting reviews:'
-for change in age_sorted_waiting_on_reviewer[-5:]:
+for change in age_sorted_waiting_on_reviewer[-options.longest_waiting:]:
     print '    --> %s %s \n          (%s)' % (
         sec_to_period_string(change['age']),
         change['url'], change['subject'])