The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#) https://grpc.io/
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#!/usr/bin/env python3
# Copyright 2021 The gRPC Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file 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.
# Helper script to concatenate YAML files.
#
# This script concatenates multiple YAML files into a single multipart file.
# Input files are not parsed but processed as strings. This is a convenience
# script to concatenate the output files generated by loadtest_config.py for
# each individual language.
import argparse
import sys
from typing import Iterable
def gen_content_strings(input_files: Iterable[str]) -> Iterable[str]:
if not input_files:
return
with open(input_files[0]) as f:
content = f.read()
yield content
for input_file in input_files[1:]:
with open(input_file) as f:
content = f.read()
yield '---\n'
yield content
def main() -> None:
argp = argparse.ArgumentParser(description='Concatenates YAML files.')
argp.add_argument('-i',
'--inputs',
action='extend',
nargs='+',
type=str,
required=True,
help='Input files.')
argp.add_argument(
'-o',
'--output',
type=str,
help='Concatenated output file. Output to stdout if not set.')
args = argp.parse_args()
with open(args.output, 'w') if args.output else sys.stdout as f:
for content in gen_content_strings(args.inputs):
print(content, file=f, sep='', end='')
if __name__ == '__main__':
main()