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83 lines
2.1 KiB
Markdown
83 lines
2.1 KiB
Markdown
# uplot
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[](https://travis-ci.com/kojix2/uplot)
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[](https://badge.fury.io/rb/u-plot)
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[](https://rubydoc.info/gems/u-plot)
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[](LICENSE.txt)
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Create ASCII charts on the terminal with data from standard streams in the pipeline.
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:bar_chart: Powered by [UnicodePlot](https://github.com/red-data-tools/unicode_plot.rb)
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:construction: Under development! :construction:
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## Installation
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```
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gem install u-plot
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```
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## Usage
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**histogram**
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```sh
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ruby -r numo/narray -e "puts Numo::DFloat.new(1000).rand_norm.to_a" \
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| uplot hist --nbins 15
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```
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<img src="https://i.imgur.com/wpsoGJq.png" width="75%" height="75%">
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```sh
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echo "from numpy import random;" \
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"n = random.randn(10000);" \
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"print('\n'.join(str(i) for i in n))" \
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| python \
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| uplot hist --nbins 20
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```
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<img src="https://i.imgur.com/97R2MQx.png" width="75%" height="75%">
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**scatter**
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```sh
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curl -s https://raw.githubusercontent.com/uiuc-cse/data-fa14/gh-pages/data/iris.csv \
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| cut -f1-4 -d, \
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| uplot scatter -H -d, -t IRIS
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```
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<img src="https://i.imgur.com/STX7bFT.png" width="75%" height="75%">
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**line**
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```sh
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curl -s https://www.mhlw.go.jp/content/pcr_positive_daily.csv \
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| cut -f2 -d, \
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| uplot line -w 50 -h 15 -t 'PCR positive tests' --xlabel Date --ylabel number
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```
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<img src="https://i.imgur.com/PVl5dsa.png" width="75%" height="75%">
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**box**
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```sh
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curl -s https://raw.githubusercontent.com/uiuc-cse/data-fa14/gh-pages/data/iris.csv \
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| cut -f1-4 -d, \
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| uplot box -H -d, -t IRIS
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```
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<img src="https://i.imgur.com/sNI4SmN.png" width="75%" height="75%">
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## Development
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Let's keep it simple.
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## Contributing
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Bug reports and pull requests are welcome on GitHub at [https://github.com/kojix2/uplot](https://github.com/kojix2/uplot).
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## License
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The gem is available as open source under the terms of the [MIT License](https://opensource.org/licenses/MIT).
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