minecraft-launcher-lib 0.2

A library for creating a custom Minecraft launcher

minecraft-launcher-lib

A Python library for creating a custom minecraft launcher. This library containts function to install and execute minecraft and interacting with mojang accounts.

import minecraft_launcher_lib
import subprocess

#Get latest version
latest_version = minecraft_launcher_lib.utils.get_latest_version()["release"]

#Get Minecraft directory
minecraft_directory = minecraft_launcher_lib.utils.get_minecraft_directory()

#Make sure, the latest version of Minecraft is installed
minecraft_launcher_lib.install.install_minecraft_version(latest_version,minecraft_directory)

#Login
login_data = minecraft_launcher_lib.account.login_user("JohnDoe","secret")

#Get Minecraft command
options = {
    "username": login_data["selectedProfile"]["name"],
    "uuid": login_data["selectedProfile"]["id"],
    "token": login_data["accessToken"]
}
minecraft_command = minecraft_launcher_lib.command.get_minecraft_command(latest_version,minecraft_directory,options)

#Start Minecraft
subprocess.call(minecraft_command)

Read the documentation

Thanks to tomsik68 who documented how a minecraft launcher works

Note:
This library is still beta. It might not work with all versions of minecraft yet, but the latest (1.14) is tested.