Switch to PEP517 standard for builds (#887)

* Sync setup.cfg with requirements.txt

* Include tests in PyPI tarballs

And exclude them from setuptools

* Set version number only once

Switch to PEP517 standard (pyproject.toml) for builds

MANIFEST.in

@@ -2,4 +2,5 @@ graft app/static
 graft app/templates
 graft app/misc
 include requirements.txt
+recursive-include test
 global-exclude *.pyc

app/__init__.py

@@ -16,6 +16,7 @@ from dotenv import load_dotenv
 from werkzeug.middleware.proxy_fix import ProxyFix
 
 from app.utils.misc import read_config_bool
+from app.version import __version__
 
 app = Flask(__name__, static_folder=os.path.dirname(
     os.path.abspath(__file__)) + '/static')
@@ -36,7 +37,7 @@ if read_config_bool('HTTPS_ONLY'):
     app.config['SESSION_COOKIE_NAME'] = '__Secure-session'
     app.config['SESSION_COOKIE_SECURE'] = True
 
-app.config['VERSION_NUMBER'] = '0.8.0'
+app.config['VERSION_NUMBER'] = __version__
 app.config['APP_ROOT'] = os.getenv(
     'APP_ROOT',
     os.path.dirname(os.path.abspath(__file__)))

app/version.py

@@ -1,8 +1,7 @@
 import os
-import setuptools
 
 optional_dev_tag = ''
 if os.getenv('DEV_BUILD'):
     optional_dev_tag = '.dev' + os.getenv('DEV_BUILD')
 
-setuptools.setup(version='0.8.0' + optional_dev_tag)
+__version__ = '0.8.0' + optional_dev_tag

pyproject.toml

@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools", "wheel"]
+build-backend = "setuptools.build_meta"

setup.cfg

@@ -1,5 +1,6 @@
 [metadata]
 name = whoogle-search
+version = attr: app.version.__version__
 url = https://github.com/benbusby/whoogle-search
 description = Self-hosted, ad-free, privacy-respecting metasearch engine
 long_description = file: README.md
@@ -18,11 +19,11 @@ packages = find:
 include_package_data = True
 install_requires=
     beautifulsoup4
+    brotli
     cssutils
     cryptography
     defusedxml
     Flask
-    Flask-Session
     python-dotenv
     requests
     stem
@@ -34,6 +35,10 @@ test =
     python-dateutil
 dev = pycodestyle
 
+[options.packages.find]
+exclude =
+    test*
+
 [options.entry_points]
 console_scripts =
     whoogle-search = app.routes:run_app