Fix unused-import errors found by pylint

bumblebee/engine.py

@@ -1,7 +1,6 @@
 """Core application engine"""
 
 import os
-import time
 import pkgutil
 import logging
 import importlib

bumblebee/modules/currency.py

@@ -24,7 +24,6 @@ import json
 import time
 try:
     import requests
-    from requests.exceptions import RequestException
 except ImportError:
     pass
 

bumblebee/modules/gpmdp.py

@@ -6,8 +6,6 @@ Requires the following executable:
     * gpmdp-remote
 """
 
-import string
-
 import bumblebee.util
 import bumblebee.input
 import bumblebee.output

bumblebee/modules/mocp.py

@@ -10,10 +10,6 @@ Parameters:
     * mocp.format: Format string for the song information. Tag values can be put in curly brackets (i.e. {artist})
 """
 
-from collections import defaultdict
-
-import string
-
 import bumblebee.util
 import bumblebee.input
 import bumblebee.output

bumblebee/modules/rotation.py

@@ -6,10 +6,6 @@ Requires the following executable:
     * xrandr
 """
 
-import os
-import re
-import sys
-
 import bumblebee.util
 import bumblebee.input
 import bumblebee.output

bumblebee/modules/stock.py

@@ -18,7 +18,6 @@ import bumblebee.engine
 import bumblebee.util
 
 import requests
-from requests.exceptions import RequestException
 
 class Module(bumblebee.engine.Module):
     def __init__(self, engine, config):

bumblebee/modules/todo.py

@@ -6,8 +6,6 @@ Parameters:
     * todo.file: File to read TODOs from (defaults to ~/Documents/todo.txt)
 """
 
-import platform
-
 import bumblebee.input
 import bumblebee.output
 import bumblebee.engine

bumblebee/modules/traffic.py

@@ -8,7 +8,6 @@ Parameters:
     * traffic.showname: If set to False, hide network interface name (defaults to True)
 """
 
-import re
 import psutil
 import netifaces
 

bumblebee/util.py

@@ -1,7 +1,6 @@
 # -*- coding: utf-8 -*-
 
 import shlex
-import datetime
 import logging
 import subprocess