text: from chalice import Chalice
  
  app = Chalice(app_name="helloworld")
  
  
  @app.route("/")
  def index():
      return {"hello": "world"}
  
  
  # The view function above will return {"hello": "world"}
  # whenever you make an HTTP GET request to '/'.
  
  # Here are a few more examples:
  @app.route("/hello/{name}")
  def hello_name(name):
      # '/hello/james' -> {"hello": "james"}
      return {"hello": name}
  
  
  @app.route("/users", methods=["POST"])
  def create_user():
      # This is the JSON body the user sent in their POST request.
      user_as_json = app.current_request.json_body
      # We'll echo the json body back to the user in a 'user' key.
      return {"user": user_as_json}
  
  