From 4f07da7e158ff9dea0857528af8faee877e3058d Mon Sep 17 00:00:00 2001
From: Doug Hellmann <doug@doughellmann.com>
Date: Mon, 23 Jan 2017 16:15:04 -0500
Subject: [PATCH] add get-deliverable-owner command

Change-Id: Id87a32d0ce933b0188591912aed3b104f70d92ac
Signed-off-by: Doug Hellmann <doug@doughellmann.com>
---
 .../cmds/get_deliverable_owner.py             | 53 +++++++++++++++++++
 openstack_releases/deliverable.py             | 18 ++++++-
 setup.cfg                                     |  1 +
 3 files changed, 70 insertions(+), 2 deletions(-)
 create mode 100644 openstack_releases/cmds/get_deliverable_owner.py

diff --git a/openstack_releases/cmds/get_deliverable_owner.py b/openstack_releases/cmds/get_deliverable_owner.py
new file mode 100644
index 0000000000..10fd074832
--- /dev/null
+++ b/openstack_releases/cmds/get_deliverable_owner.py
@@ -0,0 +1,53 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from __future__ import print_function
+
+import argparse
+
+import openstack_releases
+from openstack_releases import defaults
+from openstack_releases import deliverable
+
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument(
+        'deliverable',
+        help='the name of the deliverable, such as "nova" or "oslo.config"',
+    )
+    parser.add_argument(
+        '--series',
+        default=defaults.RELEASE,
+        help='the release series, such as "newton" or "ocata"',
+    )
+    parser.add_argument(
+        '--deliverables-dir',
+        default=openstack_releases.deliverable_dir,
+        help='location of deliverable files',
+    )
+    args = parser.parse_args()
+
+    # Deal with the inconsistency of the name for the independent
+    # directory.
+    series = args.series
+    if series == 'independent':
+        series = '_independent'
+
+    all_deliv = deliverable.Deliverables(
+        root_dir=args.deliverables_dir,
+        collapse_history=False,
+    )
+    for entry in all_deliv.get_deliverable_history(args.deliverable):
+        deliv = deliverable.Deliverable(*entry)
+        print(deliv.team)
+        break
diff --git a/openstack_releases/deliverable.py b/openstack_releases/deliverable.py
index 8bc21aa94d..8ec48b9472 100644
--- a/openstack_releases/deliverable.py
+++ b/openstack_releases/deliverable.py
@@ -105,10 +105,11 @@ class Deliverables(object):
         # Map team names to a set of all the series in which they
         # produced anything.
         self._team_series = collections.defaultdict(set)
-        # Map both team and series name to a list of the deliverable
-        # files.
+        # Map team, series, and deliverable names to a list of the
+        # deliverable files.
         self._by_team_and_series = collections.defaultdict(list)
         self._by_series = collections.defaultdict(list)
+        self._by_deliverable_name = collections.defaultdict(list)
         # Map filenames to parsed content.
         self._by_filename = {}
 
@@ -143,6 +144,8 @@ class Deliverables(object):
         self._by_series[series].append(filename)
         self._team_deliverables[team].add(deliverable)
         self._team_series[team].add(series)
+        deliv = self._deliverable_from_filename(filename)
+        self._by_deliverable_name[deliv].append(filename)
 
     def get_team_deliverables(self, team):
         "Returns a list of deliverable names produced by the team."
@@ -179,6 +182,17 @@ class Deliverables(object):
                 self._by_filename.get(filename, {}),
             )
 
+    def get_deliverable_history(self, name):
+        """Return info associated with a deliverable name.
+        """
+        for filename in self._by_deliverable_name.get(name, []):
+            yield (
+                None,
+                self._series_from_filename(filename),
+                self._deliverable_from_filename(filename),
+                self._by_filename.get(filename, {}),
+            )
+
 
 class Deliverable(object):
 
diff --git a/setup.cfg b/setup.cfg
index aaef5de11b..1b66e0424e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -33,6 +33,7 @@ console_scripts =
     make-dashboard = openstack_releases.cmds.dashboard:main
     init-series = openstack_releases.cmds.init_series:main
     list-liaisons = openstack_releases.wiki:main
+    get-deliverable-owner = openstack_releases.cmds.get_deliverable_owner:main
 
 [extras]
 sphinxext =