Merge pull request #3092 from Siecje/unused_imports5

Remove unused imports

services/core/PlatformDriverAgent/platform_driver/interfaces/radiothermostat.py

@@ -37,7 +37,7 @@
 
 """
 
-from platform_driver.interfaces import BaseInterface, BaseRegister, DriverInterfaceError
+from platform_driver.interfaces import BaseInterface, BaseRegister
 from . import  thermostat_api
 
 from volttron.platform import jsonapi

services/core/VolttronCentral/tests/vctestutils.py

@@ -1,7 +1,5 @@
 import requests
 
-from volttron.platform import jsonapi
-
 
 class APITester:
     def __init__(self, wrapper, username='admin', password='admin'):

volttron/platform/vip/agent/subsystems/pubsub.py

@@ -44,22 +44,19 @@
 import random
 import re
 import weakref
-import sys
 import gevent
 
 from zmq import green as zmq
 from zmq import SNDMORE
 from volttron.platform import jsonapi
-from volttron.utils.frame_serialization import serialize_frames
 from .base import SubsystemBase
 from ..decorators import annotate, annotations, dualmethod, spawn
-from ..errors import Unreachable, VIPError, UnknownSubsystem
+from ..errors import Unreachable
 from .... import jsonrpc
-from volttron.platform.agent import utils
+
 from ..results import ResultsDictionary
-from gevent.queue import Queue, Empty
+from gevent.queue import Queue
 from collections import defaultdict
-from datetime import timedelta
 
 __all__ = ['PubSub']
 

volttron/platform/vip/agent/subsystems/rpc.py

@@ -48,16 +48,13 @@
 import gevent.local
 from gevent.event import AsyncResult
 from volttron.platform import jsonapi
-from volttron.platform.agent.utils import get_messagebus
 
 from .base import SubsystemBase
-from ..errors import VIPError
 from ..results import counter, ResultsDictionary
 from ..decorators import annotate, annotations, dualmethod, spawn
 from .... import jsonrpc
-from volttron.platform.vip.socket import Message
 
-from zmq import Frame, NOBLOCK, ZMQError, EINVAL, EHOSTUNREACH
+from zmq import ZMQError
 from zmq.green import ENOTSOCK