Running two flask apps with circus

circus_flask.py

from circus import get_arbiter

alice = dict(
    name="alice",
    cmd="python -m flask run --port=81",
    env={"FLASK_APP": "flask_alice.py"},
    copy_env=True,
    copy_path=True,
)

bob = dict(
    name="bob",
    cmd="python -m flask run --port=82",
    env={"FLASK_APP": "flask_bob.py"},
    copy_env=True,
    copy_path=True,
)

arbiter = get_arbiter([alice, bob])
try:
    arbiter.start()
finally:
    arbiter.stop()

flask_alice.py

from flask import Flask

app = Flask(__name__)


@app.route("/")
def hello_alice():
    return "Hi, my name is Alice!"

flask_bob.py

from flask import Flask

app = Flask(__name__)


@app.route("/")
def hello_bob():
    return "Hi, this is Bob!"