https://github.com/pykit3/k3dict

It provides with several dict operation functions.
https://github.com/pykit3/k3dict

dictionary python util

Last synced: 6 months ago
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It provides with several dict operation functions.

• Host: GitHub
• URL: https://github.com/pykit3/k3dict
• Owner: pykit3
• License: mit
• Created: 2021-07-28T06:36:39.000Z (almost 5 years ago)
• Default Branch: master
• Last Pushed: 2025-08-28T12:36:23.000Z (9 months ago)
• Last Synced: 2025-09-28T08:25:35.092Z (8 months ago)
• Topics: dictionary, python, util
• Language: Python
• Homepage: https://blog.openacid.com
• Size: 45.9 KB
• Stars: 0
• Watchers: 2
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# k3dict

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[![Package](https://img.shields.io/pypi/pyversions/k3dict)](https://pypi.org/project/k3dict)

It provides with several dict operation functions.

k3dict is a component of [pykit3] project: a python3 toolkit set.

k3dict

It provides with several dict operation functions.

#   Status

This library is considered production ready.

# Install

```

pip install k3dict

```

# Synopsis

```python

import k3dict

mydict = {'a':

              {'a.a': 'v-a.a',

               'a.b': {'a.b.a': 'v-a.b.a'},

               'a.c': {'a.c.a': {'a.c.a.a': 'v-a.c.a.a'}}

               }

          }

# depth-first iterative the dict

for rst in k3dict.depth_iter(mydict):

    print(rst)

# output:

#     (['a', 'a.c', 'a.c.a', 'a.c.a.a'], 'v-a.c.a.a')

#     (['a', 'a.b', 'a.b.a'], 'v-a.b.a')

#     (['a', 'a.a'], 'v-a.a')

for rst in k3dict.breadth_iter(mydict):

    print(rst)

# output:

#     (['a'],                            {'a.c': {'a.c.a': {'a.c.a.a': 'v-a.c.a.a'}}, 'a.b': {'a.b.a': 'v-a.b.a'}

#                                           , 'a.a': 'v-a.a'})

#     (['a', 'a.a'],                     'v-a.a')

#     (['a', 'a.b'],                     {'a.b.a': 'v-a.b.a'})

#     (['a', 'a.b', 'a.b.a'],            'v-a.b.a')

#     (['a', 'a.c'],                     {'a.c.a': {'a.c.a.a': 'v-a.c.a.a'}})

#     (['a', 'a.c', 'a.c.a'],            {'a.c.a.a': 'v-a.c.a.a'})

#     (['a', 'a.c', 'a.c.a', 'a.c.a.a'], 'v-a.c.a.a')

#

records = [

    {"event": 'log in',

     "time": {"hour": 10, "minute": 30, }, },

    {"event": 'post a blog',

     "time": {"hour": 10, "minute": 40, }, },

    {"time": {"hour": 11, "minute": 20, }, },

    {"event": 'log out',

     "time": {"hour": 11, "minute": 20, }, },

]

get_event = k3dict.make_getter('event', default="NOTHING DONE")

get_time = k3dict.make_getter('time.$field')

for record in records:

    ev = get_event(record)

    tm = "%d:%d" % (get_time(record, {"field": "hour"}),

                    get_time(record, {"field": "minute"}))

    print("{ev:<12}   at {tm}".format(ev=ev, tm=tm))

# output:

# log in         at 10:30

# post a blog    at 10:40

# NOTHING DONE   at 11:20

# log out        at 11:20

```

#   Author

Zhang Yanpo (张炎泼) 

#   Copyright and License

The MIT License (MIT)

Copyright (c) 2015 Zhang Yanpo (张炎泼) 

[pykit3]: https://github.com/pykit3