<filename>{{cookiecutter.project_slug}}/{{cookiecutter.project_core_dir}}/modules/__init__.py
from .client import client


def register_blueprints(app)
    app.register_blueprint(client)

<filename>{{cookiecutter.project_slug}}/{{cookiecutter.project_core_dir}}/modules/__init__.py
from .client import client


def register_blueprints(app)
    app.register_blueprint(client)
