add typing hints to make it easier for 3rd party developers to use the library (#90)

* add typing hints to make it easier for 3rd party developers to use the library

* remove unused devicetype enum to support python3.3

* add python 3.3 to travis and tox, install typing module in setup.py

pyHS100/tests/test_bulb.py

@@ -1,11 +1,13 @@
 from unittest import TestCase, skip, skipIf
 from voluptuous import Schema, Invalid, All, Range
 from functools import partial
+from typing import Any, Dict  # noqa: F401
 
 from .. import SmartBulb, SmartDeviceException
 from .fakes import (FakeTransportProtocol,
                     sysinfo_lb100, sysinfo_lb110,
                     sysinfo_lb120, sysinfo_lb130)
+
 BULB_IP = '192.168.250.186'
 SKIP_STATE_TESTS = False
 
@@ -24,7 +26,7 @@ def check_mode(x):
 
 
 class TestSmartBulb(TestCase):
-    SYSINFO = sysinfo_lb130
+    SYSINFO = sysinfo_lb130  # type: Dict[str, Any]
     # these schemas should go to the mainlib as
     # they can be useful when adding support for new features/devices
     # as well as to check that faked devices are operating properly.
@@ -172,7 +174,7 @@ class TestSmartBulb(TestCase):
 
     def test_current_consumption(self):
         x = self.bulb.current_consumption()
-        self.assertTrue(isinstance(x, int))
+        self.assertTrue(isinstance(x, float))
         self.assertTrue(x >= 0.0)
 
     def test_alias(self):

pyHS100/tests/test_pyHS100.py

@@ -3,6 +3,7 @@ from voluptuous import Schema, Invalid, All, Any, Range
 from functools import partial
 import datetime
 import re
+from typing import Dict  # noqa: F401
 
 from .. import SmartPlug, SmartDeviceException
 from .fakes import (FakeTransportProtocol,
@@ -35,7 +36,7 @@ def check_mode(x):
 
 
 class TestSmartPlugHS110(TestCase):
-    SYSINFO = sysinfo_hs110
+    SYSINFO = sysinfo_hs110  # type: Dict
     # these schemas should go to the mainlib as
     # they can be useful when adding support for new features/devices
     # as well as to check that faked devices are operating properly.