New upstream version 18.02.1

[deb_dpdk.git] / examples / ip_pipeline / config / diagram-generator.py

diff --git a/examples/ip_pipeline/config/diagram-generator.py b/examples/ip_pipeline/config/diagram-generator.py
index f20cbcb..d9efc75 100755 (executable)
--- a/examples/ip_pipeline/config/diagram-generator.py
+++ b/examples/ip_pipeline/config/diagram-generator.py
@@ -1,42 +1,14 @@
-#! /usr/bin/python2
-
-#   BSD LICENSE
-#
-#   Copyright(c) 2016 Intel Corporation. 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.
+#!/usr/bin/env python
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2016 Intel Corporation
 
 #
 # This script creates a visual representation for a configuration file used by
 # the DPDK ip_pipeline application.
 #
 # The input configuration file is translated to an output file in DOT syntax,
-# which is then used to create the image file using graphviz (www.graphviz.org).
+# which is then used to create the image file using graphviz
+# (www.graphviz.org).
 #
 
 from __future__ import print_function
@@ -94,6 +66,7 @@ DOT_GRAPH_END = \
 # SOURCEx | SOURCEx    | SOURCEx     | PIPELINEy     | SOURCEx
 # SINKx   | SINKx      | PIPELINEy   | SINKx         | SINKx
 
+
 #
 # Parse the input configuration file to detect the graph nodes and edges
 #
@@ -321,16 +294,17 @@ def process_config_file(cfgfile):
     #
     print('Creating image file "%s" ...' % imgfile)
     if os.system('which dot > /dev/null'):
-        print('Error: Unable to locate "dot" executable.' \
-            'Please install the "graphviz" package (www.graphviz.org).')
+        print('Error: Unable to locate "dot" executable.'
+              'Please install the "graphviz" package (www.graphviz.org).')
         return
 
     os.system(dot_cmd)
 
 
 if __name__ == '__main__':
-    parser = argparse.ArgumentParser(description=\
-        'Create diagram for IP pipeline configuration file.')
+    parser = argparse.ArgumentParser(description='Create diagram for IP '
+                                                 'pipeline configuration '
+                                                 'file.')
 
     parser.add_argument(
         '-f',