Text mode diagrams using UTF-8 characters and fancy colors
Project description
Text mode diagrams using UTF-8 characters and fancy colors (using Python).
Features
Axial graphs
Horizontal and vertical bar graphs
Supports both 3 bit (16 color) and 8 bit (256 color) mode colors with various pre-defined palettes (see below)
UTF-8 text graphics
Installation
It’s recommended to use pip to install/update.
To install:
$ sudo pip install diagram
To update:
$ sudo pip install -U diagram
Examples
Pictures say more than a thousand words.
Axis graph
Horizontal bar graph
Drawing characters used:
▏ ▎ ▍ ▌ ▋ ▊ ▉ █
Vertical bar graph
Drawing characters used:
▁ ▂ ▃ ▄ ▅ ▆ ▇ █
Usage
Use diagram --help for documentation:
usage: diagram [-h] [-G] [-H] [-V] [-a] [-A] [-c] [-C] [-l] [-L] [-f function] [-p palette] [-x characters] [-y characters] [-r] [-b] [-s SLEEP] [-i file] [-o file] [-e ENCODING] optional arguments: -h, --help show this help message and exit optional drawing mode: -G, --graph axis drawing mode (default) -H, --horizontal-bars horizontal drawing mode -V, --vertical-bars vertical drawing mode optional drawing arguments: -a, --axis draw axis (default: yes) -A, --no-axis don't draw axis -c, --color use colors (default: yes) -C, --no-color don't use colors -l, --legend draw y-axis legend (default: yes) -L, --no-legend don't draw y-axis legend -f function, --function function curve manipulation function, use "help" for a list -p palette, --palette palette palette name, use "help" for a list -x characters, --width characters drawing width (default: auto) -y characters, --height characters drawing height (default: auto) -r, --reverse reverse draw graph optional input and output arguments: -b, --batch batch mode (default: no) -s SLEEP, --sleep SLEEP batch poll sleep time (default: none) -i file, --input file input file (default: stdin) -o file, --output file output file (default: stdout) -e ENCODING, --encoding ENCODING output encoding (default: auto)
--function ...
The parameter can be just the function name or the function name with arguments, for example:
diagram -f log
or, with an argument:
diagram -f log:e
log
Symmetrical logarithmic scale.
smooth
Smooth (and optionally differentiate) data with a Savitzky-Golay filter.
--palette ...
default / spectrum
grey
red
green
blue
Project details
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