https://github.com/kudo/collection-filter
This library provides a DSL filter for list or dict data. It is original designed for RESTful API partial response. Tested with Python 2.6, 2.7.
To install, use pip:
$ pip install collection-filter
Then:
$ python
>>> from collection_filter import collection_filter
# Query a dict
>>> collection_filter({'foo': 1, 'bar': 2}, 'foo')
{'foo': 1}
# Query a dict with multiple elements (seperated by comma)
>>> collection_filter({'foo': 1, 'bar': 2}, 'foo,bar')
{'foo': 1, 'bar': 2}
# Query a dict deeply
>>> collection_filter({'foo': {'bar': 2, 'orange': 'sweet'}}, 'foo.bar')
{'foo': {'bar': 2}}
# Query a list
>>> collection_filter([{'foo': 1, 'bar': 2}, {'foo': 3, 'bar': 4}], '[].foo')
[{'foo': 1}, {'foo': 3}]
# list/dict combination example
>>> collection_filter({'foo': 'bar', 'aListOfDict': [{'foo': 1, 'bar': 2}]}, 'aListOfDict[].foo')
{'aListOfDict': [{'foo': 1}]}Currently support operators
| Operator | Description |
|---|---|
| , | Multiple field query sperated by comma |
| [] | To indicate the data should be handled as list |
| . | Dot notation should follow with a symbol name which to specify a field in current dict data |
Copyright 2015, Kudo Chien
Licensed under a MIT license.