id | title |
---|---|
installation | Installation |
It uses Graphviz to render the diagram, so you need to install Graphviz to use diagrams. After installing graphviz (or already have it), install the diagrams.
macOS users can download the Graphviz via
brew install graphviz
if you’re using Homebrew. Similarly, Windows users with Chocolatey installed can runchoco install graphviz
.
# using pip (pip3)
$ pip install diagrams
# using pipenv
$ pipenv install diagrams
# using poetry
$ poetry add diagrams
# diagram.py
from diagrams import Diagram
from diagrams.aws.compute import EC2
from diagrams.aws.database import RDS
from diagrams.aws.network import ELB
with Diagram("Web Service", show=False):
ELB("lb") >> EC2("web") >> RDS("userdb")
This code generates below diagram.
$ python diagram.py
It will be saved as web_service.png
on your working directory.