code: def list_images(self, provider=None):
          '''
          List all available images in configured cloud systems
          '''
          mapper = salt.cloud.Map(self._opts_defaults())
          return salt.utils.data.simple_types_filter(
              mapper.image_list(provider)
          f list_images(self, provider=None):
          '''
          List all available images in configured cloud systems
          '''
          mapper = salt.cloud.Map(self._opts_defaults())
          return salt.utils.data.simple_types_filter(
              mapper.image_list(provider)
          )
docs: List all available images in configured cloud systems