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-rw-r--r--resources/libraries/python/TrafficScriptArg.py12
1 files changed, 10 insertions, 2 deletions
diff --git a/resources/libraries/python/TrafficScriptArg.py b/resources/libraries/python/TrafficScriptArg.py
index e05341dacf..dc655d2e8c 100644
--- a/resources/libraries/python/TrafficScriptArg.py
+++ b/resources/libraries/python/TrafficScriptArg.py
@@ -21,10 +21,13 @@ class TrafficScriptArg(object):
Parse arguments for traffic script. Default has two arguments '--tx_if'
and '--rx_if'. You can provide more arguments. All arguments have string
- representation of the value.
+ representation of the value. You can add also optional arguments. Default
+ value for optional arguments is empty string.
:param more_args: List of additional arguments (optional).
+ :param opt_args: List of optional arguments (optional).
:type more_args: list
+ :type opt_args: list
:Example:
@@ -32,7 +35,7 @@ class TrafficScriptArg(object):
>>> args = TrafficScriptArg(['src_mac', 'dst_mac', 'src_ip', 'dst_ip'])
"""
- def __init__(self, more_args=None):
+ def __init__(self, more_args=None, opt_args=None):
parser = argparse.ArgumentParser()
parser.add_argument("--tx_if", help="interface that sends traffic")
parser.add_argument("--rx_if", help="interface that receives traffic")
@@ -42,6 +45,11 @@ class TrafficScriptArg(object):
arg_name = '--{0}'.format(arg)
parser.add_argument(arg_name)
+ if opt_args is not None:
+ for arg in opt_args:
+ arg_name = '--{0}'.format(arg)
+ parser.add_argument(arg_name, nargs='?', default='')
+
self._parser = parser
self._args = vars(parser.parse_args())