launch

Complexity

Total Complexity

5

Size/Duplication

Total Lines	55
Duplicated Lines	0 %

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	tests.launch.run()	0	13	2
A	tests.launch.ExtendedEnvBuilder.post_setup()	0	8	2

"""
Virtualenv and launcher script rolled into one.

This is copied in part from https://docs.python.org/3/library/venv.html.
"""

import os.path
import sys
import venv
from subprocess import Popen

win32 = os.name == 'nt'


class ExtendedEnvBuilder(venv.EnvBuilder):
    def post_setup(self, context):
        # install the bot-specific packages
        if win32:
            pip = "./venv/Scripts/pip.exe"
        else:
            pip = "./venv/bin/pip"
        proc = Popen([pip, "install", "-Ue", "../[audio]"])
        proc.communicate()


def run():
    env = os.environ.copy()
    env["PYTHONPATH"] = os.getcwd()
    if win32:
        path = "./venv/Scripts/python.exe"
    else:
        path = "./venv/bin/python3"

    print("\n\nSpawning: {} {}\n\n".format(os.path.abspath(path), sys.argv[1]))
    proc = Popen([os.path.abspath(path), "{}".format(sys.argv[1])],
                 cwd=os.getcwd(), env=env)

    proc.communicate()


if __name__ == "__main__":
    if len(sys.argv) == 1:
        sys.argv.append("home.py")

    print("Need to create environment:", not os.path.exists("./venv"))
    if not os.path.exists("./venv"):
        print("Creating a new virtual environment...")
        builder = ExtendedEnvBuilder(with_pip=True)
        builder.create("./venv")

    while True:
        run()