Clean up some more pyflakes warnings

lib/ansible/plugins/action/fetch.py

@@ -18,14 +18,9 @@ from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
 import os
-import pwd
-import random
-import traceback
-import tempfile
 import base64
 
-from ansible import constants as C
+from ansible.errors import AnsibleError
-from ansible.errors import *
 from ansible.plugins.action import ActionBase
 from ansible.utils.boolean import boolean
 from ansible.utils.hashing import checksum, checksum_s, md5, secure_hash

lib/ansible/plugins/action/group_by.py

@@ -17,7 +17,6 @@
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
-from ansible.errors import *
 from ansible.plugins.action import ActionBase
 
 class ActionModule(ActionBase):

lib/ansible/plugins/action/pause.py

@@ -19,13 +19,12 @@ __metaclass__ = type
 
 import datetime
 import signal
-import sys
 import termios
 import time
 import tty
 
 from os import isatty
-from ansible.errors import *
+from ansible.errors import AnsibleError
 from ansible.plugins.action import ActionBase
 
 class AnsibleTimeoutExceeded(Exception):