add setup.py, add pypi to .travis.yml, misc. tweaks for pypi

Per instructions at:

adafruit/circuitpython#979

Author: brennen

.travis.yml

@@ -7,26 +7,29 @@ dist: trusty
 sudo: false
 language: python
 python:
-    - "3.6"
-
+- '3.6'
 cache:
-    pip: true
-
+  pip: true
 deploy:
-  provider: releases
-  api_key: $GITHUB_TOKEN
-  file_glob: true
-  file: $TRAVIS_BUILD_DIR/bundles/*
-  skip_cleanup: true
-  overwrite: true
-  on:
-    tags: true
-
+  - provider: releases
+    api_key: "$GITHUB_TOKEN"
+    file_glob: true
+    file: "$TRAVIS_BUILD_DIR/bundles/*"
+    skip_cleanup: true
+    overwrite: true
+    on:
+      tags: true
+  - provider: pypi
+    user: adafruit-travis
+    on:
+      tags: true
+    password:
+      secure: 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
 install:
-  - pip install pylint circuitpython-build-tools Sphinx sphinx-rtd-theme
-
+- pip install -r requirements.txt
+- pip install pylint circuitpython-build-tools Sphinx sphinx-rtd-theme
 script:
-  - pylint adafruit_am2320.py
-  - ([[ ! -d "examples" ]] || pylint --disable=missing-docstring,invalid-name,bad-whitespace examples/*.py)
-  - circuitpython-build-bundles --filename_prefix adafruit-circuitpython-am2320 --library_location .
-  - cd docs && sphinx-build -E -W -b html . _build/html
+- pylint adafruit_am2320.py
+- ([[ ! -d "examples" ]] || pylint --disable=missing-docstring,invalid-name,bad-whitespace examples/*.py)
+- circuitpython-build-bundles --filename_prefix adafruit-circuitpython-am2320 --library_location .
+- cd docs && sphinx-build -E -W -b html . _build/html && cd ..

docs/conf.py

@@ -16,13 +16,6 @@
     'sphinx.ext.todo',
 ]
 
-# TODO: Please Read!
-# Uncomment the below if you use native CircuitPython modules such as
-# digitalio, micropython and busio. List the modules you use. Without it, the
-# autodoc module docs will fail to generate with a warning.
-autodoc_mock_imports = ["adafruit_bus_device", "micropython"]
-
-
 intersphinx_mapping = {'python': ('https://docs.python.org/3.4', None),'CircuitPython': ('https://circuitpython.readthedocs.io/en/latest/', None)}
 
 # Add any paths that contain templates here, relative to this directory.

requirements.txt

@@ -1 +1,2 @@
-adafruit-circuitpython-bus-device
+Adafruit-Blinka
+adafruit-circuitpython-busdevice

setup.py

@@ -0,0 +1,60 @@
+"""A setuptools based setup module.
+
+See:
+https://packaging.python.org/en/latest/distributing.html
+https://github.com/pypa/sampleproject
+"""
+
+# Always prefer setuptools over distutils
+from setuptools import setup, find_packages
+# To use a consistent encoding
+from codecs import open
+from os import path
+
+here = path.abspath(path.dirname(__file__))
+
+# Get the long description from the README file
+with open(path.join(here, 'README.rst'), encoding='utf-8') as f:
+    long_description = f.read()
+
+setup(
+    name='adafruit-circuitpython-am2320',
+
+    use_scm_version=True,
+    setup_requires=['setuptools_scm'],
+
+    description='CircuitPython driver for the AM2320 temperature and humidity sensor.',
+    long_description=long_description,
+    long_description_content_type='text/x-rst',
+
+    # The project's main homepage.
+    url='https://github.com/adafruit/Adafruit_CircuitPython_AM2320',
+
+    # Author details
+    author='Adafruit Industries',
+    author_email='[email protected]',
+
+    install_requires=['Adafruit-Blinka', 'adafruit-circuitpython-busdevice'],
+
+    # Choose your license
+    license='MIT',
+
+    # See https://pypi.python.org/pypi?%3Aaction=list_classifiers
+    classifiers=[
+        'Development Status :: 3 - Alpha',
+        'Intended Audience :: Developers',
+        'Topic :: Software Development :: Libraries',
+        'Topic :: System :: Hardware',
+        'License :: OSI Approved :: MIT License',
+        'Programming Language :: Python :: 3',
+        'Programming Language :: Python :: 3.4',
+        'Programming Language :: Python :: 3.5',
+    ],
+
+    # What does your project relate to?
+    keywords='adafruit am2320 temperature humidity hardware micropython circuitpython',
+
+    # You can just specify the packages manually here if your project is
+    # simple. Or you can use find_packages().
+    py_modules=['adafruit_am2320'],
+)