blob: 31a579256bdda2692d5730f25a31f0bdd2c209dd (
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import os
import argparse
import logging
import logging.config
from typing import Dict
from typing import IO
from typing import Any
import yaml
import yaml.loader
import yaml.nodes
# =====
def init() -> Dict:
parser = argparse.ArgumentParser()
parser.add_argument("-c", "--config", required=True, metavar="<path>")
options = parser.parse_args()
config: Dict = _load_yaml_file(options.config)
logging.captureWarnings(True)
logging.config.dictConfig(config["logging"])
return config
# =====
def _load_yaml_file(path: str) -> Any:
with open(path) as yaml_file:
try:
return yaml.load(yaml_file, _YamlLoader)
except Exception:
# Reraise internal exception as standard ValueError and show the incorrect file
raise ValueError("Incorrect YAML syntax in file '{}'".format(path))
class _YamlLoader(yaml.loader.Loader): # pylint: disable=too-many-ancestors
def __init__(self, yaml_file: IO) -> None:
yaml.loader.Loader.__init__(self, yaml_file)
self.__root = os.path.dirname(yaml_file.name)
def include(self, node: yaml.nodes.Node) -> str:
path = os.path.join(self.__root, self.construct_scalar(node)) # pylint: disable=no-member
return _load_yaml_file(path)
_YamlLoader.add_constructor("!include", _YamlLoader.include) # pylint: disable=no-member
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