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194 lines
3.6 KiB
Plaintext
194 lines
3.6 KiB
Plaintext
4 years ago
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{
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"cells": [
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# graphviz: tale to tell\n",
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"\n",
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"> pip3 install [graphviz](https://graphviz.readthedocs.io/en/stable/) \n",
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"> apt install [graphviz](https://graphviz.org/) \n",
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"\n",
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"The graphviz library can be directly used with its commandline commands (like dot, neato, etc.)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"from graphviz import Digraph"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"dot = Digraph()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Add nodes 1 and 2\n",
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"dot.node('1')\n",
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"dot.node('2')\n",
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"\n",
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"# Add edge between 1 and 2\n",
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"dot.edges(['12'])"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"dot"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"text = \"\"\"I have a tale to tell\n",
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"Sometimes it gets so hard to hide it well\n",
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"I was not ready for the fall\n",
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"Too blind to see the writing on the wall\"\"\""
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"for word in text.split():\n",
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" print (word)"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"https://docs.python.org/3/library/itertools.html#recipes"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"from itertools import tee\n",
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"def pairwise(iterable):\n",
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" \"s -> (s0,s1), (s1,s2), (s2, s3), ...\"\n",
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" a, b = tee(iterable)\n",
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" next(b, None)\n",
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" return zip(a, b)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"for w1, w2 in pairwise(text.split()):\n",
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" print (w1, w2)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"for w1, w2 in pairwise(text.split()):\n",
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" dot.edge(w1, w2)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"dot"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"dot.render(\"tale\")"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"dot.render?"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Example of using the graph as a generator ??"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"dot.render(\"tale\", format=\"png\")"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.7.3"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 4
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}
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