code: def get_cache_time(
          self, path: str, modified: Optional[datetime.datetime], mime_type: str
      ) -> int:
          
          return self.CACHE_MAX_AGE if "v" in self.request.arguments else 0
docs: Override to customize cache control behavior.
  
          Return a positive number of seconds to make the result
          cacheable for that amount of time or 0 to mark resource as
          cacheable for an unspecified amount of time (subject to
          browser heuristics).
  
          By default returns cache expiry of 10 years for resources requested
          with ``v`` argument.