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A command line tool that draw plots on the terminal.
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Uplot should expect cases where data takes a long time to reach the standard input.
This mechanism is not appropriate.

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README.md

uplot

Build Status Gem Version Docs Latest The MIT License

Create ASCII charts on the terminal with data from standard streams in the pipeline.

📊 Powered by UnicodePlot

Installation

gem install u-plot

Usage

histogram

ruby -r numo/narray -e "puts Numo::DFloat.new(1000).rand_norm.to_a" \
  | uplot hist --nbins 15

echo "from numpy import random;" \
     "n = random.randn(10000);"  \
     "print('\n'.join(str(i) for i in n))" \
| python \
| uplot hist --nbins 20

scatter

curl -s https://raw.githubusercontent.com/uiuc-cse/data-fa14/gh-pages/data/iris.csv \
| cut -f1-4 -d, \
| uplot scatter -H -d, -t IRIS

line

curl -s https://www.mhlw.go.jp/content/pcr_positive_daily.csv \
| cut -f2 -d, \
| uplot line -w 50 -h 15 -t 'PCR positive tests' --xlabel Date --ylabel number

box

curl -s https://raw.githubusercontent.com/uiuc-cse/data-fa14/gh-pages/data/iris.csv \
| cut -f1-4 -d, \
| uplot box -H -d, -t IRIS

Development

Let's keep it simple.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/kojix2/uplot.

License

MIT License.