code: def operation_block_set(name, state):
      """Set the block state for a named operation."""
      if at_least_libvips(8, 13):
          vips_lib.vips_operation_block_set(_to_bytes(name), state)
  
imports: from __future__ import division, print_function
  import logging
  import pyvips
  from pyvips import ffi, vips_lib, Error, _to_bytes, _to_string, GValue, type_map, type_from_name, nickname_find, at_least_libvips
label_desc: Use image node_id 11 for calling a global function with example usage: operation_block_set(name, state) without return types