Add tasks file for use with Invoke

tasks.py

@@ -0,0 +1,75 @@
+# coding=utf-8
+
+"""Useful task commands for development and maintenance."""
+
+from invoke import run, task
+
+
+@task
+def build(clean):
+	"""Build sdist and bdist_wheel distributions."""
+
+	run('python setup.py sdist bdist_wheel')
+
+
+@task(build)
+def deploy():
+	"""Build and upload gmusicapi_wrapper distributions."""
+
+	upload()
+
+
+@task
+def upload():
+	"""Upload gmusicapi_wrapper distributions using twine."""
+
+	run('twine upload dist/*')
+
+
+@task
+def clean():
+	"""Clean the project directory of unwanted files and directories."""
+
+	run('rm -rf gmusicapi_wrapper.egg-info')
+	run('rm -rf .coverage')
+	run('rm -rf .tox')
+	run('rm -rf .cache')
+	run('rm -rf build/')
+	run('rm -rf dist/')
+	run('find . -name *.pyc -delete')
+	run('find . -name *.pyo -delete')
+	run('find . -name __pycache__ -delete -depth')
+	run('find . -name *~ -delete')
+
+
+@task
+def cover(verbose=False):
+	"""Shorter alias for coverage task."""
+
+	coverage(verbose)
+
+
+@task
+def coverage(verbose=False):
+	"""Run the gmusicapi_wrapper tests using pytest-cov for coverage."""
+
+	cov_cmd = 'py.test --cov ./gmusicapi_wrapper --cov ./tests ./gmusicapi_wrapper ./tests'
+
+	if verbose:
+		cov_cmd += ' -v'
+
+	run(cov_cmd)
+
+
+@task
+def test():
+	"""Run the gmusicapi_wrapper tests using pytest."""
+
+	run('py.test')
+
+
+@task
+def tox():
+	"""Run the gmusicapi_wrapper tests using tox."""
+
+	run('tox')