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Python implementation of fast approximation reservioir sampling.

Project description

# os-fast-reservoir
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Python implementation of fast approximation reservioir sampling.

# Install
`$ pip install os-fast-reservoir`

# Usage
from os_fast_reservoir import ReservoirSampling

rs = ReservoirSampling(100)

for i in range(1000):

for i in rs:
print i
* Command line
$ os-fast-reservoir -h
usage: os-fast-reservoir [-h] [-v] [-f INPUT_FILE] -n NUM

Reservoir sample tool.

optional arguments:
-h, --help show this help message and exit
-v, --version show program's version number and exit
file to be sampled (default: stdin)
-n NUM, --num NUM sample number

# Algorithm
* [Reservoir sampling](
* [Faster Random Samples With Gap Sampling](
* [Very Fast Reservoir Sampling](
* Another implementation: [alexprengere/reservoir](

# Unit Tests
`$ tox`

# License
MIT licensed.

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