code: def get(self, filepath):
          
          exists = self.fs.exists(filepath)
          if exists:
              mime = magic.Magic(mime=True)
              mime_type = mime.from_file(filepath)
              if mime_type in self.unsupported_types:
                  self.set_status(204)
                  return
              else:
                  contents = self.fs.read_file(filepath)
              self.write({'filepath':filepath,'contents': contents})
          else:
              raise tornado.web.HTTPError(404)
docs: Get the contents of the specified file.