Replace pbr autodoc with sphinxcontrib-apidoc

This fixes local building of the documentation using tox, and allows the
gate to stop relying on pbr and move completely to the new docs PTI.

http://lists.openstack.org/pipermail/openstack-dev/2018-March/128594.html

Change-Id: I485acda07098a435753e91c1ca45e586de199c35

doc/requirements.txt

@@ -3,4 +3,5 @@
 # process, which may cause wedges in the gate later.
 openstackdocstheme>=1.18.1 # Apache-2.0
 reno>=2.5.0 # Apache-2.0
-sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
+sphinx!=1.6.6,!=1.6.7,>=1.6.5 # BSD
+sphinxcontrib-apidoc>=0.2.0 # BSD

doc/source/conf.py

@@ -12,16 +12,8 @@
 # All configuration values have a default; values that are commented out
 # serve to show the default.
 
-import os
-import sys
-
 import pbr.version
 
-# If extensions (or modules to document with autodoc) are in another directory,
-# add these directories to sys.path here. If the directory is relative to the
-# documentation root, use os.path.abspath to make it absolute, like shown here.
-sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), '..', '..')))
-
 # -- General configuration ----------------------------------------------------
 
 # If your documentation needs a minimal Sphinx version, state it here.
@@ -35,6 +27,7 @@ extensions = ['sphinx.ext.autodoc',
               'openstackdocstheme',
               'stevedore.sphinxext',
               'cliff.sphinxext',
+              'sphinxcontrib.apidoc',
               ]
 
 # openstackdocstheme options
@@ -282,3 +275,13 @@ autoprogram_cliff_application = 'openstack'
 autoprogram_cliff_ignored = [
     '--help', '--format', '--column', '--max-width', '--fit-width',
     '--print-empty', '--prefix', '--noindent', '--quote']
+
+
+# -- Options for sphinxcontrib.apidoc ----------------------------------------
+
+apidoc_module_dir = '../../openstackclient'
+apidoc_excluded_paths = [
+    'volume/v3',
+    'tests',
+]
+apidoc_output_dir = 'contributor/api'

setup.cfg

@@ -714,22 +714,6 @@ openstack.volume.v3 =
     volume_transfer_request_list = openstackclient.volume.v2.volume_transfer_request:ListTransferRequest
     volume_transfer_request_show = openstackclient.volume.v2.volume_transfer_request:ShowTransferRequest
 
-[pbr]
-autodoc_tree_index_modules = True
-autodoc_tree_excludes =
-    setup.py
-    openstackclient/volume/v3
-    openstackclient/tests/
-    openstackclient/tests/*
-api_doc_dir = contributor/api
-
-[build_sphinx]
-builders = html,man
-all-files = 1
-warning-is-error = 1
-source-dir = doc/source
-build-dir = doc/build
-
 [upload_sphinx]
 upload-dir = doc/build/html
 

tox.ini

@@ -113,12 +113,13 @@ deps =
   -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt}
   -r{toxinidir}/requirements.txt
   -r{toxinidir}/doc/requirements.txt
-commands = python setup.py build_sphinx
+commands =
+  sphinx-build -a -E -W -d doc/build/doctrees -b html doc/source doc/build/html
+  sphinx-build -a -E -W -d doc/build/doctrees -b man doc/source doc/build/man
 
 [testenv:releasenotes]
 deps =
   -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt}
-  -r{toxinidir}/requirements.txt
   -r{toxinidir}/doc/requirements.txt
 commands =
   sphinx-build -a -E -W -d releasenotes/build/doctrees -b html releasenotes/source releasenotes/build/html