pylint

burba/tests/test_cc3200_mqtt_profile.py

@@ -1,31 +1,28 @@
 """Test mqtt messages exchanges between a client and the cc3200 board
 """
-import pytest
 import os
 import asyncio
+import pytest
 import pynais as ns
 
-# the Leds message
-import commands as cmd
-
 # the firmware test machinery
 import pynais.iottest as iot
 
 import hbmqtt.client as mqtt
-from hbmqtt.mqtt.constants import QOS_0, QOS_1, QOS_2
+from hbmqtt.mqtt.constants import QOS_0
 import hbmqtt.broker
 
 # import firmware configuration
 import tc
 
-import time
-
-events = (
+EVENTS = (
     ('board init', 'BOARD_INIT'),
     ('board ready', 'BOARD_READY')
 )
 
 def handle_event(event, uart):
+    """manage events from board
+    """
     if (event.name == 'BOARD_INIT'):
         profile = ns.msg.Profile(
             os.environ['TEST_UID'], pwd=os.environ['TEST_PWD'])
@@ -45,6 +42,8 @@ def handle_event(event, uart):
 
 
 async def start_broker():
+    """start mqtt broker
+    """
     config = {
         'listeners': {
             'default': {
@@ -66,15 +65,18 @@ async def start_broker():
 
 
 def test_init_board():
-
+    """compile, flash and setup wlan uid/pwd 
+    """
     # check that wlan env variables username and password are set 
     tc.check_test_requirements()
 
-    iot.run('nais', tc.fw_deploy_ctx, events=events, handler=handle_event)
+    iot.run('nais', tc.fw_deploy_ctx, events=EVENTS, handler=handle_event)
 
 
 @pytest.mark.asyncio
 async def test_add_profile():
+    """add a wlan profile
+    """
     broker = await start_broker()
 
     profile = ns.msg.Profile(uid='baba', pwd='there_is_no_secret_for_me')