docs: Use sphinxcontrib.apidoc for building API docs5.0.0

Gets us away from the old pbr functionality.

Some cleanup of tox.ini is included along the way.

Change-Id: Ia228f8ee49f31f88fa2a66f2aad3a3921c41a785

5 files changed, 40 insertions, 89 deletions

diff --git a/doc/requirements.txt b/doc/requirements.txt
index 3cf8db9..024debe 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -6,9 +6,4 @@ sphinx!=1.6.6,!=1.6.7,>=1.6.2,<2.0.0;python_version=='2.7' # BSD
 sphinx!=1.6.6,!=1.6.7,>=1.6.2;python_version>='3.4' # BSD
 doc8>=0.6.0 # Apache-2.0
 reno>=2.5.0 # Apache-2.0
-
-# These modules are needed when generating document
-fixtures>=3.0.0 # Apache-2.0/BSD
-testresources>=2.0.0 # Apache-2.0/BSD
-testscenarios>=0.4 # Apache-2.0/BSD
-oslotest>=3.2.0 # Apache-2.0
+sphinxcontrib-apidoc>=0.2.0  # BSD
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 576e270..afa698b 100755
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -11,17 +11,13 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import os
-import sys
-
-sys.path.insert(0, os.path.abspath('../..'))
 # -- General configuration ----------------------------------------------------
 
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
 extensions = [
     'sphinx.ext.autodoc',
-    #'sphinx.ext.intersphinx',
+    'sphinxcontrib.apidoc',
     'oslo_config.sphinxext',
     'openstackdocstheme',
     'stevedore.sphinxext'
@@ -31,23 +27,6 @@ repository_name = 'openstack/oslo.db'
 bug_project = 'oslo.db'
 bug_tag = ''
 
-# Must set this variable to include year, month, day, hours, and minutes.
-html_last_updated_fmt = '%Y-%m-%d %H:%M'
-
-# autodoc generation is a bit aggressive and a nuisance when doing heavy
-# text edit cycles.
-# execute "export SPHINX_DEBUG=1" in your terminal to disable
-
-# A list of glob-style patterns that should be excluded when looking for source
-# files.
-exclude_patterns = [
-    'api/setup.rst', # workaround for https://launchpad.net/bugs/1260495
-    'api/tests.*',  # avoid of docs generation from tests
-]
-
-# The suffix of source filenames.
-source_suffix = '.rst'
-
 # The master toctree document.
 master_doc = 'index'
 
@@ -68,26 +47,18 @@ pygments_style = 'sphinx'
 # A list of ignored prefixes for module index sorting.
 modindex_common_prefix = ['oslo_db.']
 
-# -- Options for HTML output --------------------------------------------------
+
+# -- Options for HTML output -------------------------------------------------
 
 # The theme to use for HTML and HTML Help pages.  Major themes that come with
 # Sphinx are currently 'default' and 'sphinxdoc'.
-# html_theme_path = ["."]
 html_theme = 'openstackdocs'
-# html_static_path = ['static']
 
-# Output file base name for HTML help builder.
-htmlhelp_basename = '%sdoc' % project
 
-# Grouping the document tree into LaTeX files. List of tuples
-# (source start file, target name, title, author, documentclass
-# [howto/manual]).
-latex_documents = [
-    ('index',
-     '%s.tex' % project,
-     u'%s Documentation' % project,
-     u'OpenStack Foundation', 'manual'),
-]
+# -- sphinxcontrib.apidoc configuration --------------------------------------
 
-# Example configuration for intersphinx: refer to the Python standard library.
-#intersphinx_mapping = {'http://docs.python.org/': None}
+apidoc_module_dir = '../../oslo_db'
+apidoc_output_dir = 'reference/api'
+apidoc_excluded_paths = [
+    'tests',
+]
diff --git a/doc/source/reference/index.rst b/doc/source/reference/index.rst
index 9eb4867..6205029 100644
--- a/doc/source/reference/index.rst
+++ b/doc/source/reference/index.rst
@@ -15,4 +15,4 @@ API
 .. toctree::
    :maxdepth: 1
 
-   api/autoindex
+   api/modules
diff --git a/setup.cfg b/setup.cfg
index 532860f..68af244 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -21,10 +21,10 @@ classifier =
 [extras]
 # So e.g. nova can test-depend on oslo.db[mysql]
 mysql =
-  PyMySQL>=0.7.6 # MIT License
+    PyMySQL>=0.7.6 # MIT License
 # or oslo.db[postgresql]
 postgresql =
-  psycopg2>=2.7.0 # LGPL/ZPL
+    psycopg2>=2.7.0 # LGPL/ZPL
 
 [files]
 packages =
@@ -42,15 +42,6 @@ oslo.db.migration =
 [bdist_wheel]
 universal = 1
 
-[build_sphinx]
-source-dir = doc/source
-build-dir = doc/build
-all_files = 1
-warning-is-error = 1
-
-[upload_sphinx]
-upload-dir = doc/build/html
-
 [compile_catalog]
 directory = oslo_db/locale
 domain = oslo_db
@@ -64,9 +55,3 @@ input_file = oslo_db/locale/oslo_db.pot
 keywords = _ gettext ngettext l_ lazy_gettext
 mapping_file = babel.cfg
 output_file = oslo_db/locale/oslo_db.pot
-
-[pbr]
-autodoc_index_modules = True
-api_doc_dir = reference/api
-autodoc_exclude_modules =
-   oslo_db.tests.*
diff --git a/tox.ini b/tox.ini
index bb733d5..f4054e5 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,34 +1,29 @@
 [tox]
 minversion = 2.0
-envlist = py35,py27,pep8
+envlist = py27,py35,pep8
 
 [testenv]
-install_command = pip install {opts} {packages}
-whitelist_externals = bash
-                      env
+whitelist_externals =
+  env
+passenv =
+  OS_TEST_DBAPI_ADMIN_CONNECTION
 setenv =
-   VIRTUAL_ENV={envdir}
-   BASECOMMAND=stestr run
-   BRANCH_NAME=master
-   CLIENT_NAME=oslo.db
-
-   {postgresql,all}: PIFPAF_POSTGRESQL=pifpaf -g OS_TEST_DBAPI_ADMIN_CONNECTION run postgresql --
-   {mysql,all}: PIFPAF_MYSQL=pifpaf -g OS_TEST_DBAPI_ADMIN_CONNECTION run mysql --
-   {mysql,postgresql,all}: BASECOMMAND={toxinidir}/tools/run-pifpaf-tests.sh
+  BASECOMMAND=stestr run
+  {postgresql,all}: PIFPAF_POSTGRESQL=pifpaf -g OS_TEST_DBAPI_ADMIN_CONNECTION run postgresql --
+  {mysql,all}: PIFPAF_MYSQL=pifpaf -g OS_TEST_DBAPI_ADMIN_CONNECTION run mysql --
+  {mysql,postgresql,all}: BASECOMMAND={toxinidir}/tools/run-pifpaf-tests.sh
 deps =
-    -c{env:UPPER_CONSTRAINTS_FILE:https://opendev.org/openstack/requirements/raw/branch/master/upper-constraints.txt}
-    -r{toxinidir}/test-requirements.txt
-    -r{toxinidir}/requirements.txt
+  -c{env:UPPER_CONSTRAINTS_FILE:https://opendev.org/openstack/requirements/raw/branch/master/upper-constraints.txt}
+  -r{toxinidir}/test-requirements.txt
+  -r{toxinidir}/requirements.txt
 commands =
   {env:PIFPAF_MYSQL:} {env:PIFPAF_POSTGRESQL:} {env:BASECOMMAND:} {posargs}
 
-passenv = OS_TEST_DBAPI_ADMIN_CONNECTION
-
 [testenv:py27]
 basepython = python2.7
 commands =
-    env TEST_EVENTLET=0 stestr run {posargs}
-    env TEST_EVENTLET=1 stestr run {posargs}
+  env TEST_EVENTLET=0 stestr run {posargs}
+  env TEST_EVENTLET=1 stestr run {posargs}
 
 [testenv:pep8]
 basepython = python3
@@ -44,19 +39,24 @@ commands = {posargs}
 [testenv:cover]
 basepython = python3
 setenv =
-    PYTHON=coverage run --source oslo_db --parallel-mode
+  PYTHON=coverage run --source oslo_db --parallel-mode
 commands =
-    stestr run {posargs}
-    coverage combine
-    coverage html -d cover
-    coverage xml -o cover/coverage.xml
+  stestr run {posargs}
+  coverage combine
+  coverage html -d cover
+  coverage xml -o cover/coverage.xml
 
 [testenv:docs]
 basepython = python3
-deps = -r{toxinidir}/doc/requirements.txt
+whitelist_externals =
+  rm
+deps =
+  {[testenv]deps}
+  -r{toxinidir}/doc/requirements.txt
 commands =
-    doc8 -e .rst CONTRIBUTING.rst HACKING.rst README.rst doc/source
-    sphinx-build -b html doc/source doc/build/html
+  rm -rf doc/build doc/source/reference/api
+  doc8 -e .rst CONTRIBUTING.rst HACKING.rst README.rst doc/source
+  sphinx-build -W -b html doc/source doc/build/html
 
 [testenv:releasenotes]
 basepython = python3