code: def add_response_headers(headers):
      
  
      def decorator(func):
          @wraps(func)
          def _(*args, **kwargs):
              rsp = make_response(func(*args, **kwargs))
              rsp_headers = rsp.headers
              for header, value in headers.items():
                  rsp_headers[header] = value
              return rsp
          return _
      return decorator
docs: Add headers passed in to the response
  
      Usage:
  
      .. code::py
  
          @app.route('/')
          @add_response_headers({'X-Robots-Tag': 'noindex'})
          def not_indexed():
              # This will set ``X-Robots-Tag: noindex`` in the response headers
              return "Check my headers!"