chore(gitlab-ci): use templates and tox similar to other projects

.gitlab-ci.yml

@@ -10,7 +10,6 @@ include:
       - "templates/lint/flake8.yml"  # will do the equivalent of 'tox -e flake8'
       - "templates/lint/check-manifest.yml"  # will do the equivalent of 'tox -e check-manifest'
       - "templates/lint/yamllint.yml"  # will do the equivalent of 'tox -e yamllint'
-      - "templates/tests/py27.yml"  # will do the equivalent of 'tox -e py27'
       - "templates/tests/py3.yml"  # will do the equivalent of 'tox -e py3'
       - "templates/create-release-on-heptapod.yml"  # this will create a release on heptapod
       - "templates/upload-to-pypi.yml"  # on a new mercurial tag (expected to be done with release-new), will push a release on pypi

MANIFEST.in

@@ -6,6 +6,8 @@ recursive-include cubicweb_s3storage/i18n *.po
 recursive-include cubicweb_s3storage/wdoc *
 recursive-include test/data bootstrap_cubes *.py
 include tox.ini
+include dev-requirements.txt
+recursive-include debian changelog compat control copyright rules
 include cubicweb-s3storage.spec
 exclude .gitlab-ci.yml
 exclude .yamllint

cubicweb_s3storage/site_cubicweb.py

@@ -16,7 +16,7 @@ options = (
         'help': 'Add a temporary suffix to S3 keys during transaction',
         'group': 's3',
         'level': 2}),
-    )
+)
 
 
 class STKEY(FunctionDescr):

dev-requirements.txt

+git+https://github.com/psycojoker/pytest-capture-deprecatedwarnings
+mock
+moto

tox.ini

 [tox]
-envlist = py27,py3,flake8,check-manifest,yamllint
+envlist = py3,flake8,check-manifest,yamllint
 
 [testenv]
 deps =
   pytest
-  boto3
-  moto
-  py27: cubicweb<3.27
-  git+https://github.com/psycojoker/pytest-capture-deprecatedwarnings
+  -rdev-requirements.txt
 commands =
-  {envpython} -m pytest {posargs:test}
+  {envpython} -m pytest {posargs:-vvx}
+
+[pytest]
+python_files = *test_*.py
+testpaths = test
+addopts = -r fEs
 
 [testenv:check-manifest]
 skip_install = true
@@ -20,15 +22,16 @@ commands =
   {envpython} -m check_manifest
 
 [testenv:flake8]
+basepython = python3
 skip_install = true
-whitelist_externals =
-  flake8
 deps =
   flake8
-commands = flake8
+commands = {envpython} -m flake8 {toxinidir} {posargs}
 
 [flake8]
-exclude = cubicweb_s3storage/migration/*,test/data/*,.tox/*
+max-line-length = 100
+ignore = E731,W503
+exclude = cubicweb_s3storage/__pkginfo__.py,cubicweb_s3storage/migration/*,test/data/*,.tox/*
 
 [testenv:pypi-publish]
 basepython = python3