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Redis-extensions is a collection of custom extensions for Redis-py.

Project Description

Redis-extensions is a collection of custom extensions for Redis-py.

Installation

pip install redis-extensions

Usage

In [1]: import redis_extensions as redis

In [2]: r = redis.StrictRedisExtensions(host='localhost', port=6379, db=0)

In [3]: r.zaddwithstamps('sorted_set', 1, 'a', 2, 'b')
Out[3]: 1

In [4]: r.zrange('sorted_set', 0, 100, withscores=True)
Out[4]: [('a', 11472205032192.0), ('b', 21472205032192.0)]

In [5]: r.zrange('sorted_set', 0, 100, withscores=True, score_cast_func=r.rawscore)
Out[5]: [('a', 1.0), ('b', 2.0)]

In [6]: r.zincrbywithstamps('sorted_set', 'a')
Out[6]: 0

In [7]: r.zrange('sorted_set', 0, 100, withscores=True)
Out[7]: [('b', 21472205032192.0), ('a', 21472205071514.0)]

In [8]: r.zrange('sorted_set', 0, 100, withscores=True, score_cast_func=r.rawscore)
Out[8]: [('b', 2.0), ('a', 2.0)]

Expired

In [1]: from redis_extensions import RedisExpires as exp

In [2]: exp.REDIS_EXPIRED
exp.REDIS_EXPIRED_HALF_HOUR  exp.REDIS_EXPIRED_ONE_HOUR   exp.REDIS_EXPIRED_ONE_WEEK
exp.REDIS_EXPIRED_ONE_DAY    exp.REDIS_EXPIRED_ONE_MONTH  exp.REDIS_EXPIRED_ONE_YEAR

In [2]: exp.REDIS_EXPIRED_ONE_HOUR
Out[2]: 3600

In [3]:

In [3]: import redis_extensions as redis

In [4]: r = redis.StrictRedisExtensions(host='localhost', port=6379, db=0)

In [5]: r.REDIS_EXPIRED
r.REDIS_EXPIRED_HALF_HOUR  r.REDIS_EXPIRED_ONE_HOUR   r.REDIS_EXPIRED_ONE_WEEK
r.REDIS_EXPIRED_ONE_DAY    r.REDIS_EXPIRED_ONE_MONTH  r.REDIS_EXPIRED_ONE_YEAR

In [5]: r.REDIS_EXPIRED_ONE_HOUR
Out[5]: 3600

Warning

In [1]: import redis_extensions as redis

In [2]: r = redis.StrictRedisExtensions(host='localhost', port=6379, db=0)

In [3]: r.delete_keys('redis_extensions')
``r.keys()`` used, may be very very very slow when keys' amount very large
Out[3]: 0

In [4]: r.lock_exists('redis_extensions', regex=True)
``r.keys()`` used, may be very very very slow when keys' amount very large
Out[4]: []

Solutions

Lock:

In [1]: import redis_extensions as redis

In [2]: r = redis.StrictRedisExtensions(host='localhost', port=6379, db=0)

In [3]: r.acquire_lock('redis_extensions')
Out[3]: '026ad2a7-2b58-435f-8ba2-467458a687f1'

In [4]: r.acquire_lock('redis_extensions')
Out[4]: False

In [5]: r.release_lock('redis_extensions', '026ad2a7-2b58-435f-8ba2-467458a687f1')
Out[5]: True

In [6]: r.acquire_lock('redis_extensions', ex=10)
Out[6]: '84f6b991-7c30-4210-947a-deb56bbc769a'

In [7]: r.exists('redis:extensions:lock:redis_extensions')
Out[7]: True

In [8]: # 10 Seconds Later

In [9]: r.exists('redis:extensions:lock:redis_extensions')
Out[9]: False

Quota:

In [1]: import redis_extensions as redis

In [2]: r = redis.StrictRedisExtensions(host='localhost', port=6379, db=0)

In [3]: r.quota('redis_extensions', amount=1, time=10)
Out[3]: False

In [4]: r.quota('redis_extensions', amount=1, time=10)
Out[4]: True

Quote/UnQuote:

In [1]: import redis_extensions as redis

In [2]: r = redis.StrictRedisExtensions(host='localhost', port=6379, db=0)

In [3]: r.quote('http://a.com')
Out[3]: '6eb19fa3-9e26-457b-bb88-83ea5927ac29'

In [4]: r.unquote('6eb19fa3-9e26-457b-bb88-83ea5927ac29')
Out[4]: 'http://a.com'

Token:

In [1]: import redis_extensions as redis

In [2]: r = redis.StrictRedisExtensions(host='localhost', port=6379, db=0)

In [3]: phone = '18888888888'

In [4]: r.token(phone)
Out[4]: '8bde88aa-71e9-4dea-846c-b1684a02b0f5'

In [5]: r.token_exists(phone, '8bde88aa-71e9-4dea-846c-b1684a02b0f5')
Out[5]: True

In [6]: r.token_delete(phone)
Out[6]: 1

Signin:

In [1]: import redis_extensions as redis

In [2]: r = redis.StrictRedisExtensions(host='localhost', port=6379, db=0)

In [3]: r.signin_status('redis_extensions')
Out[3]:
{'delta_days': 10394,  # Signin Interval, Check Duplicate Signin
 'signed_today': False,  # Signed Today Or Not
 'signin_date': '1988-06-15',  # Last Signin Date
 'signin_days': 0,  # Continuous Signin Days
 'signin_longest_days': 0,  # Longest Continuous Signin Days In History
 'signin_total_days': 0}  # Total Signin Days

In [4]: r.signin('redis_extensions')
Out[4]:
{'delta_days': 10394,
 'signed_today': True,
 'signin_date': '2016-11-29',
 'signin_days': 1,
 'signin_longest_days': 1,
 'signin_total_days': 1}

In [5]: r.signin_status('redis_extensions')
Out[5]:
{'delta_days': 0,
 'signed_today': True,
 u'signin_date': u'2016-11-29',
 u'signin_days': 1,
 u'signin_longest_days': 1,
 u'signin_total_days': 1}

In [6]: r.signin('redis_extensions')
Out[6]:
{'delta_days': 0,  # Duplicate Signin
 'signed_today': True,
 u'signin_date': u'2016-11-29',
 u'signin_days': 1,
 u'signin_longest_days': 1,
 u'signin_total_days': 1}

Counter:

In [1]: import redis_extensions as redis

In [2]: r = redis.StrictRedisExtensions(host='localhost', port=6379, db=0)

In [3]: r.counter('a')
Out[3]: (1, 0, 1)  # cur, pre, incr

In [4]: r._counter_key('a')
Out[4]: 'redis:extensions:counter:a:20170215'

In [5]: r.ttl(_4)
Out[5]: 86390L

Verification Code:

In [1]: import redis_extensions as redis

In [2]: r = redis.StrictRedisExtensions(host='localhost', port=6379, db=0)

In [3]: phone = '18888888888'

In [4]: r.vcode(phone)
Out[4]: ('678366', False, False)

In [5]: r.vcode_exists(phone, '678366')
Out[5]: True

In [6]: r.vcode_delete(phone)
Out[6]: 1

Graphic Verification Code:

In [1]: import redis_extensions as redis

In [2]: r = redis.StrictRedisExtensions(host='localhost', port=6379, db=0)

In [3]: r.gvcode_initial(10)
Out[3]: 10

In [4]: r.gvcode_b64str('a')

Out[4]: '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'

In [5]: # 显示图片

In [6]: r.gvcode_exists('a', 'm9eh')
Out[6]: True

Graphic

Web:

<img src="data:image/png;base64,b64str">
Release History

Release History

This version
History Node

1.1.5

History Node

1.0.50

History Node

1.0.49

History Node

1.0.47

History Node

1.0.33

History Node

1.0.32

History Node

1.0.31

History Node

1.0.29

History Node

1.0.24

History Node

1.0.20

History Node

1.0.18

History Node

1.0.15

History Node

1.0.13

History Node

1.0.11

History Node

1.0.10

History Node

1.0.7

History Node

1.0.6

History Node

1.0.5

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