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# -*- coding: utf8 -*-
# ============LICENSE_START=======================================================
# org.onap.vvp/validation-scripts
# ===================================================================
# Copyright © 2020 AT&T Intellectual Property. All rights reserved.
# ===================================================================
#
# Unless otherwise specified, all software contained herein is licensed
# under the Apache License, Version 2.0 (the "License");
# you may not use this software except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#
#
# Unless otherwise specified, all documentation contained herein is licensed
# under the Creative Commons License, Attribution 4.0 Intl. (the "License");
# you may not use this documentation except in compliance with the License.
# You may obtain a copy of the License at
#
# https://creativecommons.org/licenses/by/4.0/
#
# Unless required by applicable law or agreed to in writing, documentation
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# ============LICENSE_END============================================
import json
from prettytable import PrettyTable
def utility_cli(onap_client, cli_arguments):
functions = onap_client.utility_functions
if len(cli_arguments) == 0 or cli_arguments[0] == "--help":
help(functions)
else:
while cli_arguments:
argument = cli_arguments.pop(0)
if argument == "--help":
help(functions)
return
argument = convert_to_underscores(argument)
functions = functions.get(argument)
if not functions:
print("Invalid argument {}. Try --help.".format(argument))
return
if callable(functions):
if functions.__code__.co_argcount != len(cli_arguments):
print(
"Function requires {} arguments, but {} were passed. Try --help.".format(
functions.__code__.co_argcount, len(cli_arguments)
)
)
return
if cli_arguments[0] == "--help":
help(functions)
return
return_data = functions(*cli_arguments[0:])
if isinstance(return_data, str):
print(return_data)
elif isinstance(return_data, dict) or isinstance(return_data, list):
print(json.dumps(return_data, indent=4))
return
def convert_to_underscores(argument):
return argument.replace("-", "_")
def convert_to_dash(argument):
return argument.replace("_", "-")
def help(functions):
actions = get_actions(functions)
print(help_table(actions))
def get_actions(functions):
actions = {}
actions["--help"] = ("", "")
if isinstance(functions, dict):
for k, v in functions.items():
actions[convert_to_dash(k)] = (
v.__doc__,
list(v.__code__.co_varnames[: v.__code__.co_argcount]),
)
elif callable(functions):
actions[convert_to_dash(functions.__name__)] = (
functions.__doc__,
list(functions.__code__.co_varnames[: functions.__code__.co_argcount]),
)
return actions
def help_table(actions):
x = PrettyTable()
x.field_names = [
"name",
"description",
"parameters",
]
x.align["name"] = "l"
x.align["description"] = "l"
x.align["parameters"] = "l"
for action, data in actions.items():
name = action
description = data[0]
parameters = []
parameters.extend("<{}>".format(x) for x in data[1])
x.add_row([name, description, "\n".join(parameters)])
x.add_row(["", "", ""])
return x
def utility(func):
func.utility_function = True
return func
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