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home-assistant: update description of parse-requirements.py

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Robert Schütz 2018-05-26 16:37:37 +02:00
parent a29518707d
commit 0dd8ab714f
1 changed files with 8 additions and 8 deletions
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16
pkgs/servers/home-assistant/parse-requirements.py
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#! /usr/bin/env nix-shell
#! nix-shell -i python3 -p "python3.withPackages (ps: with ps; [ requests pyyaml pytz pip jinja2 voluptuous typing aiohttp async-timeout astral certifi attrs ])"
#
# This script downloads https://github.com/home-assistant/home-assistant/blob/master/requirements_all.txt.
# This file contains lines of the form
# This script downloads Home Assistant's source tarball.
# Inside the homeassistant/components directory, each component has an associated .py file,
# specifying required packages and other components it depends on:
#
# # homeassistant.components.foo
# # homeassistant.components.bar
# foobar==1.2.3
# REQUIREMENTS = [ 'package==1.2.3' ]
# DEPENDENCIES = [ 'component' ]
#
# i.e. it lists dependencies and the components that require them.
# By parsing the file, a dictionary mapping component to dependencies is created.
# For all of these dependencies, Nixpkgs' python3Packages are searched for appropriate names.
# By parsing the files, a dictionary mapping component to requirements and dependencies is created.
# For all of these requirements and the dependencies' requirements,
# Nixpkgs' python3Packages are searched for appropriate names.
# Then, a Nix attribute set mapping component name to dependencies is created.
from urllib.request import urlopen