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Diffstat (limited to 'django/engagementmanager/utils/__init__.py')
-rwxr-xr-x | django/engagementmanager/utils/__init__.py | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/django/engagementmanager/utils/__init__.py b/django/engagementmanager/utils/__init__.py new file mode 100755 index 0000000..371b694 --- /dev/null +++ b/django/engagementmanager/utils/__init__.py @@ -0,0 +1,65 @@ +# +# ============LICENSE_START========================================== +# org.onap.vvp/engagementmgr +# =================================================================== +# Copyright © 2017 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============================================ +# +# ECOMP is a trademark and service mark of AT&T Intellectual Property. + + +def dict_path_get(dicttree, path, default=None): + """Use a /-separated path to query a structure of nested dicts. + + Note: If the path does not exist, this will return None instead of + raising an exception. + + >>> nested = { + ... 'a': { + ... 'b': { + ... 'c': 'foo' + ... } + ... } + ... } + ... + >>> dict_path_get(nested, 'a/b/c') + 'foo' + + """ + d = dicttree + try: + for k in path.split('/'): + d = d[k] + except KeyError: + d = default + return d |