How to use the ihatemoney.models.Project.query.get function in ihatemoney

def demo():
    """
    Authenticate the user for the demonstration project and redirect him to
    the bills list for this project.

    Create a demo project if it doesn't exists yet (or has been deleted)
    If the demo project is deactivated, one is redirected to the create project form
    """
    is_demo_project_activated = current_app.config["ACTIVATE_DEMO_PROJECT"]
    project = Project.query.get("demo")

    if not project and not is_demo_project_activated:
        raise Redirect303(url_for(".create_project", project_id="demo"))
    if not project and is_demo_project_activated:
        project = Project(
            id="demo",
            name="demonstration",
            password=generate_password_hash("demo"),
            contact_email="demo@notmyidea.org",
        )
        db.session.add(project)
        db.session.commit()
    session[project.id] = True
    return redirect(url_for(".list_bills", project_id=project.id))

if token:
        project_id = Project.verify_token(token, token_type="non_timed_token")
        token_auth = True
    else:
        if not form.id.data and request.args.get("project_id"):
            form.id.data = request.args["project_id"]
        project_id = form.id.data
        token_auth = False
    if project_id is None:
        # User doesn't provide project identifier or a valid token
        # return to authenticate form
        msg = _("You either provided a bad token or no project identifier.")
        form.errors["id"] = [msg]
        return render_template("authenticate.html", form=form)

    project = Project.query.get(project_id)
    if not project:
        # If the user try to connect to an unexisting project, we will
        # propose him a link to the creation form.
        return render_template(
            "authenticate.html", form=form, create_project=project_id
        )

    # if credentials are already in session, redirect
    if session.get(project_id):
        setattr(g, "project", project)
        return redirect(url_for(".list_bills"))

    # else do form authentication or token authentication
    is_post_auth = request.method == "POST" and form.validate()
    if (
        is_post_auth

def remind_password():
    form = PasswordReminder()
    if request.method == "POST":
        if form.validate():
            # get the project
            project = Project.query.get(form.id.data)
            # send a link to reset the password
            password_reminder = "password_reminder.%s.j2" % get_locale().language
            current_app.mail.send(
                Message(
                    "password recovery",
                    body=render_template(password_reminder, project=project),
                    recipients=[project.contact_email],
                )
            )
            return redirect(url_for(".password_reminder_sent"))

    return render_template("password_reminder.html", form=form)