Adding black and pydocstyle

bootstrap.py

@@ -155,6 +155,16 @@ def main():
                             Exclude collection of coverage and reporting to coveralls.io
                             pulp.plan.io.
 
+                        '''))
+    parser.add_argument('--exclude-black', action='store_true',
+                        help=textwrap.dedent('''\
+                            Exclude black code style check in Travis CI
+
+                        '''))
+    parser.add_argument('--exclude-pydocstyle', action='store_true',
+                        help=textwrap.dedent('''\
+                            Exclude pydocstyle check in Travis CI
+
                         '''))
     args = parser.parse_args()
 

templates/boostrap/pyproject.toml.j2

@@ -4,4 +4,21 @@ filename = "CHANGES.rst"
 directory = "CHANGES/"
 title_format = "{version} ({project_date})"
 template = "CHANGES/.TEMPLATE.rst"
-issue_format = "`#{issue} <https://pulp.plan.io/issues/{issue}>`_"
+issue_format = "`#{issue} <https://pulp.plan.io/issues/{issue}>`_"
+
+{% if not exclude_black %}
+[tool.black]
+line-length = 100
+target-version = ["py36", "py37"]
+exclude = '''
+/(
+    \.eggs
+  | \.git
+  | \.venv
+  | _build
+  | build
+  | dist
+  | migrations
+)/
+'''
+{% endif %}

templates/test/test_requirements.txt.j2

@@ -1,8 +1,14 @@
+{% if not exclude_black %}
+black
+{% endif %}
 coverage
 flake8
 flake8-docstrings
 flake8-tuple
 flake8-quotes
 mock
 git+https://github.com/PulpQE/pulp-smash.git#egg=pulp-smash
+{% if not exclude_pydocstyle %}
+pydocstyle
+{% endif %}
 pytest

templates/travis/.travis/before_install.sh.j2

@@ -29,6 +29,9 @@ pip install -r test_requirements.txt
 # Lint code.
 flake8 --config flake8.cfg || exit 1
 
+{% if not exclude_black %}# check the code style with black
+black --check --diff . || exit 1{% endif %}
+
 cd ..
 git clone https://github.com/pulp/ansible-pulp.git
 if [ -n "$PULP_ROLES_PR_NUMBER" ]; then