Enable Windows & OSX builds (#31)

* Enable Windows & OSX builds

* Add pypy for ubuntu

* Fix isort

* Disable PyPy

typed-ast building fails due to a missing header
ast27/Parser/tokenizer.c:17:10: fatal error: codecs.h: No such file or directory

azure-pipelines.yml

@@ -3,16 +3,23 @@ trigger:
 pr:
 - master
 
-pool:
-  vmImage: 'ubuntu-latest'
 strategy:
   matrix:
-    # Python36:
-    #   python.version: '3.6'
-    Python37:
+    Python 3.7 Ubuntu:
       python.version: '3.7'
-   # Python38:
-   #   python.version: '3.8'
+      vmImage: 'ubuntu-latest'
+#    PyPy Ubuntu:
+#      python.version: pypy3
+#      vmImage: 'ubuntu-latest'
+    Python 3.7 Windows:
+      python.version: '3.7'
+      vmImage: 'windows-latest'
+    Python 3.7 OSX:
+      python.version: '3.7'
+      vmImage: 'macOS-latest'
+
+pool:
+      vmImage: $(vmImage)
 
 steps:
 - task: UsePythonVersion@0

kasa/cli.py

@@ -2,8 +2,8 @@
 import asyncio
 import json
 import logging
-from pprint import pformat as pf
 import re
+from pprint import pformat as pf
 
 import click
 

kasa/smartdevice.py

@@ -11,12 +11,12 @@ Stroetmann which is licensed under the Apache License, Version 2.0.
 You may obtain a copy of the license at
 http://www.apache.org/licenses/LICENSE-2.0
 """
-from collections import defaultdict
-from datetime import datetime, timedelta
-from enum import Enum
 import functools
 import inspect
 import logging
+from collections import defaultdict
+from datetime import datetime, timedelta
+from enum import Enum
 from typing import Any, Dict, Optional
 
 from kasa.protocol import TPLinkSmartHomeProtocol

kasa/smartstrip.py

@@ -2,9 +2,9 @@
 
 .. todo:: describe how this interfaces with single plugs.
 """
-from collections import defaultdict
 import datetime
 import logging
+from collections import defaultdict
 from typing import Any, DefaultDict, Dict, List, Optional
 
 from kasa.smartdevice import (