Use requirements.txt solely to manage dependencies

... to follow the standard method to manage dependencies. Also apply
global upper constraints to use the consistent dependencies.

Note that releasenotes target is still broken at this stage and needs
further work.

Change-Id: I8dfc5f1b621010364567e241c9e619c710faa6af

doc/requirements.txt

@@ -0,0 +1,3 @@
+sphinx>=2.1.1 # BSD
+openstackdocstheme>=2.2.1 # Apache-2.0
+reno>=1.6.2 # Apache-2.0

requirements.txt

@@ -1,3 +1,4 @@
 osc-lib>=1.0.1 # Apache-2.0
-keystoneauth1>=1.0.0
+keystoneauth1>=1.0.0 # Apache-2.0
 cliff>=1.14.0 # Apache-2.0
+PyYAML>5.1 # Apache-2.0

setup.cfg

@@ -8,11 +8,6 @@ author = OpenStack
 author_email = openstack-discuss@lists.openstack.org
 home_page = https://infrawatch.github.io/documentation/
 python_requires = >=3.8
-install_requires =
-    keystoneauth1
-    osc-lib
-    requests
-    PyYaml
 classifier =
     Environment :: Console
     Environment :: OpenStack
@@ -34,13 +29,6 @@ classifier =
 packages =
     observabilityclient
 
-[options.extras_require]
-doc =
-    reno>=1.6.2 # Apache2
-test =
-    tempest>=10
-    testtools>=1.4.0
-
 [entry_points]
 openstack.cli.extension =
     observabilityclient = observabilityclient.plugin

test-requirements.txt

@@ -1,3 +1,5 @@
 python-openstackclient>=6.3.0 # Apache-2.0
 os-client-config>=1.28.0 # Apache-2.0
 stestr>=2.0.0 # Apache-2.0
+tempest>=10 # Apache-2.0
+testtools>=1.4.0 # MIT

tox.ini

@@ -13,7 +13,10 @@ setenv =
 passenv =
 	PROMETHEUS_*
 	OBSERVABILITY_*
-deps = .[test]
+deps =
+    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+    -r{toxinidir}/requirements.txt
+    -r{toxinidir}/test-requirements.txt
 
 commands = stestr run --slowest {posargs} --test-path {env:OS_TEST_PATH}
 
@@ -23,11 +26,11 @@ deps = hacking<3.1.0,>=3.0
 commands = flake8
 
 [testenv:venv]
-deps = .[test,doc]
 commands = {posargs}
 
 [testenv:cover]
-deps = {[testenv]deps}
+deps =
+    {[testenv]deps}
     pytest-cov
 commands = observabilityclient {posargs} {env:$OS_TEST_PATH}
 
@@ -37,15 +40,13 @@ setenv =
     OS_TESTENV_NAME = {envname}
 allowlist_externals =
     bash
-deps = .[test]
+deps =
+    {[testenv]deps}
     pytest
-       -r{toxinidir}/requirements.txt
-       -r{toxinidir}/test-requirements.txt
 commands =
     bash tools/fix_ca_bundle.sh
     stestr run --slowest {posargs} --test-path {env:OS_TEST_PATH}
 
-
 [flake8]
 show-source = True
 # A002 argument "input" is shadowing a python builtin
@@ -81,3 +82,11 @@ application-import-names = observabilityclient
 [pytest]
 addopts = --verbose
 norecursedirs = .tox
+
+[testenv:releasenotes]
+deps =
+   -r{toxinidir}/doc/requirements.txt
+   -r{toxinidir}/requirements.txt
+allowlist_externals =
+   sphinx-build
+commands = sphinx-build -a -E -W -d releasenotes/build/doctrees --keep-going -b html releasenotes/source releasenotes/build/html