update list_weeks tool to build YAML file

Instead of building the RST table, build a YAML input data file to be
used with the new schedule rendering template. The results will have to
be edited by hand, but we at least get the dates and fixed events
included for free.

Change-Id: I3cc38afd80eb41200c7269a3039e87f01156eaab
Signed-off-by: Doug Hellmann <doug@doughellmann.com>

tools/list_weeks.py

@@ -17,6 +17,26 @@ from __future__ import print_function
 import argparse
 import datetime
 
+import yaml
+
+
+def mk_entry(name, week, cross_project=None, project_specific=None):
+    d = {
+        'start': '{:%Y-%m-%d}'.format(week),
+        'end': '{:%Y-%m-%d}'.format(week + work_week),
+    }
+    if name:
+        d['name'] = name
+    if cross_project:
+        d['x-project'] = cross_project
+    if project_specific:
+        d['project-specific'] = project_specific
+    return d
+
+
+def add_cycle(name):
+    return '{}-{}'.format(args.prefix_char, name)
+
 
 parser = argparse.ArgumentParser()
 parser.add_argument(
@@ -25,6 +45,10 @@ parser.add_argument(
     action='store_true',
     help='output in etherpad format for building the release planning doc',
 )
+parser.add_argument(
+    'prefix_char',
+    help='single letter prefix for tags',
+)
 parser.add_argument(
     'previous_release',
     help='monday of the week of previous release, YYYY-MM-DD',
@@ -53,41 +77,31 @@ while current < next_release_date:
 
 n_weeks = len(weeks)
 
+cycle = [
+    # Print the date for the previous release. The event name will
+    # need to be replaced manually with the right name.
+    mk_entry('', previous_release_date,
+             cross_project=['REPLACE-WITH-PREVIOUS-RELEASE-REF']),
+]
+
+for n, w in enumerate(weeks, 1):
+    name = 'R{:<+d}'.format(n - n_weeks)
+    cross_project = []
+    if n == n_weeks:
+        cross_project.append(add_cycle('final'))
+    cycle.append(mk_entry(name, w, cross_project=cross_project))
+
 # Add weeks for the cycle-trailing deadline.
-for i in range(2):
 current += week
-    weeks.append(current)
+cycle.append(mk_entry('R+1', current))
+current += week
+cycle.append(mk_entry('R+2', current, cross_project=[add_cycle('trailing')]))
 
-HEADER = '''
+data = {
-+-------------------+---------------------------+-----------------------------+
+    'cycle': cycle,
-| Week              | Cross-project events      | Project-specific events     |
+}
-+============+======+===========================+=============================+
-'''
 
-if not args.etherpad:
+print('---')
-    print(HEADER, end='')
+print('start-week: {:%Y-%m-%d}'.format(weeks[0]))
-
+print('release-week: {:%Y-%m-%d}'.format(next_release_date))
-TABLE_FORMAT = '''
+print(yaml.dump(data, default_flow_style=False, explicit_start=False))
-| {:<10} | {:<4} |{:<27}|{:<29}|
-+------------+------+---------------------------+-----------------------------+
-'''.strip()
-
-ETHERPAD_FORMAT = '{} ({})'
-
-
-def show_week(week, name):
-    date_range = '{:%b %d}-{:%d}'.format(
-        week,
-        week + work_week,
-    )
-    if not args.etherpad:
-        print(TABLE_FORMAT.format(date_range, name, '', ''))
-    else:
-        print(ETHERPAD_FORMAT.format(name, date_range))
-
-
-# Print the date for the previous release
-show_week(previous_release_date, '')
-
-for n, week in enumerate(weeks, 1):
-    show_week(week, 'R{:<+3d}'.format(n - n_weeks))