X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=usertools%2Fcpu_layout.py;h=891b9238fa193b8c4afbc1f452d6eaa5383affdf;hb=635a9373fa99158c69b3fb5b19315f7b9d4cdecd;hp=99152a2ec0ba73ecd905a5a494cae02c62cb9318;hpb=63985c5f104edbfe2a3933706a67a2e5af04e97b;p=dpdk.git

diff --git a/usertools/cpu_layout.py b/usertools/cpu_layout.py
index 99152a2ec0..891b9238fa 100755
--- a/usertools/cpu_layout.py
+++ b/usertools/cpu_layout.py
@@ -1,40 +1,7 @@
-#!/usr/bin/env python
-
-#
-#   BSD LICENSE
-#
-#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
-#   Copyright(c) 2017 Cavium Networks Ltd. All rights reserved.
-#   All rights reserved.
-#
-#   Redistribution and use in source and binary forms, with or without
-#   modification, are permitted provided that the following conditions
-#   are met:
-#
-#     * Redistributions of source code must retain the above copyright
-#       notice, this list of conditions and the following disclaimer.
-#     * Redistributions in binary form must reproduce the above copyright
-#       notice, this list of conditions and the following disclaimer in
-#       the documentation and/or other materials provided with the
-#       distribution.
-#     * Neither the name of Intel Corporation nor the names of its
-#       contributors may be used to endorse or promote products derived
-#       from this software without specific prior written permission.
-#
-#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-#
-from __future__ import print_function
-import sys
+#!/usr/bin/env python3
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2010-2014 Intel Corporation
+# Copyright(c) 2017 Cavium, Inc. All rights reserved.
 
 sockets = []
 cores = []
@@ -43,13 +10,11 @@ base_path = "/sys/devices/system/cpu"
 fd = open("{}/kernel_max".format(base_path))
 max_cpus = int(fd.read())
 fd.close()
-for cpu in xrange(max_cpus + 1):
+for cpu in range(max_cpus + 1):
     try:
         fd = open("{}/cpu{}/topology/core_id".format(base_path, cpu))
     except IOError:
         continue
-    except:
-        break
     core = int(fd.read())
     fd.close()
     fd = open("{}/cpu{}/topology/physical_package_id".format(base_path, cpu))
@@ -72,7 +37,7 @@ print("sockets = ", sockets)
 print("")
 
 max_processor_len = len(str(len(cores) * len(sockets) * 2 - 1))
-max_thread_count = len(core_map.values()[0])
+max_thread_count = len(list(core_map.values())[0])
 max_core_map_len = (max_processor_len * max_thread_count)  \
                       + len(", ") * (max_thread_count - 1) \
                       + len('[]') + len('Socket ')
@@ -92,7 +57,7 @@ print(output)
 for c in cores:
     output = "Core %s" % str(c).ljust(max_core_id_len)
     for s in sockets:
-        if core_map.has_key((s,c)):
+        if (s, c) in core_map:
             output += " " + str(core_map[(s, c)]).ljust(max_core_map_len)
         else:
             output += " " * (max_core_map_len + 1)