flake8 in pre-commit(#1583)

tools/sim/bridge.py

@@ -79,7 +79,6 @@ def go(q):
   threading.Thread(target=health_function).start()
   threading.Thread(target=fake_driver_monitoring).start()
 
-  import carla  # pylint: disable=import-error
   client = carla.Client("127.0.0.1", 2000)
   client.set_timeout(5.0)
   world = client.load_world('Town04')

tools/sim/lib/keyboard_ctrl.py

@@ -1,7 +1,8 @@
-import time
 import sys
 import termios
-from termios import *
+import time
+from termios import (BRKINT, VMIN, CS8, CSIZE, ECHO, ICANON, ICRNL, IEXTEN,
+                     INPCK, ISIG, ISTRIP, IXON, PARENB, VTIME)
 
 # Indexes for termios list.
 IFLAG = 0
@@ -58,4 +59,3 @@ if __name__ == '__main__':
   p.start()
 
   keyboard_poll_thread(q)
-

tools/sim/lib/manual_ctrl.py

@@ -133,7 +133,7 @@ def wheel_poll_thread(q):
 
   # Enable FF
   import evdev  # pylint: disable=import-error
-  from evdev import ecodes, InputDevice, ff  # pylint: disable=import-error
+  from evdev import ecodes, InputDevice  # pylint: disable=import-error
   device = evdev.list_devices()[0]
   evtdev = InputDevice(device)
   val = 24000