Add tasks file, w/ "release" task

now version 0.1.0 lives on PyPI

setup.py

@@ -62,6 +62,7 @@ requires = [
     #
     # package                           # low                   high
 
+    'invoke',                           # 1.3.0
     'psycopg2',                         # 2.6.2
     'rattail[auth,db,bouncer]',         # 0.7.25
     'Tailbone',                         # 0.5.29
@@ -80,7 +81,6 @@ setup(
     long_description = README,
 
     classifiers = [
-        'Private :: Do Not Upload',
         'Development Status :: 3 - Alpha',
         'Environment :: Console',
         'Environment :: Web Environment',
@@ -89,7 +89,7 @@ setup(
         'Natural Language :: English',
         'Operating System :: POSIX :: Linux',
         'Programming Language :: Python',
-        'Programming Language :: Python :: 2.7',
+        'Programming Language :: Python :: 3',
         'Topic :: Office/Business',
     ],
 

tasks.py

@@ -0,0 +1,43 @@
+# -*- coding: utf-8; -*-
+################################################################################
+#
+#  Rattail -- Retail Software Framework
+#  Copyright © 2010-2019 Lance Edgar
+#
+#  This file is part of Rattail.
+#
+#  Rattail is free software: you can redistribute it and/or modify it under the
+#  terms of the GNU General Public License as published by the Free Software
+#  Foundation, either version 3 of the License, or (at your option) any later
+#  version.
+#
+#  Rattail is distributed in the hope that it will be useful, but WITHOUT ANY
+#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+#  FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+#  details.
+#
+#  You should have received a copy of the GNU General Public License along with
+#  Rattail.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+"""
+Tasks for 'rattail-tutorial' package
+"""
+
+import os
+
+from invoke import task
+
+
+here = os.path.abspath(os.path.dirname(__file__))
+exec(open(os.path.join(here, 'rattail_tutorial', '_version.py')).read())
+
+
+@task
+def release(c):
+    """
+    Release a new version of `rattail-tutorial`.
+    """
+    c.run('rm -rf rattail_tutorial.egg-info')
+    c.run('python setup.py sdist --formats=gztar')
+    c.run('twine upload dist/rattail-tutorial-{}.tar.gz'.format(__version__))