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usertools: remove unused imports in devbind

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Address python lint complaints about unused imports.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
This commit is contained in:
Stephen Hemminger 2020-11-03 23:03:47 -08:00 committed by Thomas Monjalon
parent d58360c6d3
commit 1bb98a9083
1 changed files with 4 additions and 4 deletions

8
usertools/dpdk-devbind.py

@ -9,7 +9,7 @@ import subprocess
import argparse
from glob import glob
from os.path import exists, abspath, dirname, basename
from os.path import exists, basename
from os.path import join as path_join
# The PCI base class for all devices
@ -341,7 +341,7 @@ def bind_one(dev_id, driver, force):
# of unbinding those devices
if driver in dpdk_drivers:
filename = "/sys/bus/pci/devices/%s/driver_override" % dev_id
if os.path.exists(filename):
if exists(filename):
try:
f = open(filename, "w")
except:
@ -404,7 +404,7 @@ def bind_one(dev_id, driver, force):
# Before unbinding it, overwrite driver_override with empty string so that
# the device can be bound to any other driver
filename = "/sys/bus/pci/devices/%s/driver_override" % dev_id
if os.path.exists(filename):
if exists(filename):
try:
f = open(filename, "w")
except:
@ -472,7 +472,7 @@ def bind_all(dev_list, driver, force=False):
# that are not bound to any other driver could be bound even if no one has
# asked them to. hence, we check the list of drivers again, and see if
# some of the previously-unbound devices were erroneously bound.
if not os.path.exists("/sys/bus/pci/devices/%s/driver_override" % d):
if not exists("/sys/bus/pci/devices/%s/driver_override" % d):
for d in devices.keys():
# skip devices that were already bound or that we know should be bound
if "Driver_str" in devices[d] or d in dev_list: