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Diffstat (limited to 'xtesting/baremetal/utils.py')
-rw-r--r-- | xtesting/baremetal/utils.py | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/xtesting/baremetal/utils.py b/xtesting/baremetal/utils.py new file mode 100644 index 00000000..d945381e --- /dev/null +++ b/xtesting/baremetal/utils.py @@ -0,0 +1,41 @@ +""" +# Copyright 2013: Mirantis 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. +""" + + +NON_NONE_DEFAULT = object() + + +def get_key_with_default(data, key, default=NON_NONE_DEFAULT): + """get default key""" + value = data.get(key, default) + if value is NON_NONE_DEFAULT: + raise KeyError(key) + return value + + +def make_dict_from_map(data, key_map): + """mapping dict""" + return {dest_key: get_key_with_default(data, src_key, default) + for dest_key, (src_key, default) in key_map.items()} + +def try_int(s, *args): + """Convert to integer if possible.""" + #pylint: disable=invalid-name + try: + return int(s) + except (TypeError, ValueError): + return args[0] if args else s |