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# Copyright (c) 2018 Intel Corp Inc. All rights reserved.
#
# 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.
#
import logging
import os
from ruamel import yaml
LOG = logging.getLogger(__name__)
def load_definitions(config_file, defaults=None):
if not os.path.exists(config_file):
LOG.info("No definitions configuration file %s found! "
"Using default config.", config_file)
definition_cfg = defaults
else:
LOG.debug("Loading definitions configuration file: %s", config_file)
with open(config_file) as cf:
config = cf.read()
try:
definition_cfg = yaml.safe_load(config)
except yaml.YAMLError as err:
if hasattr(err, 'problem_mark'):
mark = err.problem_mark
errmsg = ("Invalid YAML syntax in Definitions file %(file)s "
"at line: %(line)s, column: %(column)s." %
dict(file=config_file,
line=mark.line + 1,
column=mark.column + 1))
else:
errmsg = ("YAML error reading Definitions file %s" % config_file)
LOG.error(errmsg)
raise
LOG.debug("Definitions: %s", definition_cfg)
return definition_cfg
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