[Android] Add a custom pylintrc for build/android/.

build/android/buildbot/bb_device_status_check.py

Index: build/android/buildbot/bb_device_status_check.py
diff --git a/build/android/buildbot/bb_device_status_check.py b/build/android/buildbot/bb_device_status_check.py
index 9409e6bdd9fd070d676be391b725b1c49f14a636..960f3b164eaf1b31cd3b2d3a09baf19c1bcd18d2 100755
--- a/build/android/buildbot/bb_device_status_check.py
+++ b/build/android/buildbot/bb_device_status_check.py
@@ -13,13 +13,9 @@ import psutil
 import re
 import signal
 import smtplib
-import subprocess
 import sys
-import time
-import urllib
 
 import bb_annotations
-import bb_utils
 
 sys.path.append(os.path.join(os.path.dirname(__file__),
                              os.pardir, os.pardir, 'util', 'lib',
@@ -35,11 +31,9 @@ from devil.android import device_utils
 from devil.android.sdk import adb_wrapper
 from devil.utils import reset_usb
 from devil.utils import run_tests_helper
-from devil.utils import timeout_retry
 from pylib import constants
-from pylib.cmd_helper import GetCmdOutput
 
-_RE_DEVICE_ID = re.compile('Device ID = (\d+)')
+_RE_DEVICE_ID = re.compile(r'Device ID = (\d+)')
 
 def DeviceInfo(device, args):
   """Gathers info on a device via various adb calls.
@@ -150,7 +144,7 @@ def CheckForMissingDevices(args, devices):
   buildbot_buildnumber = os.environ.get('BUILDBOT_BUILDNUMBER')
 
   if new_missing_devs and buildbot_slavename:
-    logging.info('new_missing_devs %s' % new_missing_devs)
+    logging.info('new_missing_devs %s', new_missing_devs)
     devices_missing_msg = '%d devices not detected.' % len(missing_devs)
     bb_annotations.PrintSummaryText(devices_missing_msg)
 
@@ -161,7 +155,7 @@ def CheckForMissingDevices(args, devices):
     subject = 'Devices offline on %s, %s, %s' % (
         buildbot_slavename, buildbot_buildername, buildbot_buildnumber)
     msg = ('Please reboot the following devices:\n%s' %
-           '\n'.join(map(str, new_missing_devs)))
+           '\n'.join(str(d) for d in new_missing_devs))
     SendEmail(from_address, to_addresses, cc_addresses, subject, msg)
 
   unauthorized_devices = adb_wrapper.AdbWrapper.Devices(
@@ -219,7 +213,7 @@ def SendEmail(from_address, to_addresses, cc_addresses, subject, msg):
     server = smtplib.SMTP('localhost')
     server.sendmail(from_address, to_addresses, msg_body)
     server.quit()
-  except Exception:
+  except Exception: # pylint: disable=broad-except
     logging.exception('Failed to send alert email.')
 
 
@@ -343,7 +337,7 @@ def main():
           f.write('%s %s %s %.1fC %s%%\n' % (device['serial'], device['type'],
               device['build'], float(device['battery']['temperature']) / 10,
               device['battery']['level']))
-        except Exception:
+        except Exception: # pylint: disable=broad-except
           pass
 
   err_msg = CheckForMissingDevices(args, devices) or []