code: def _set_node_generic(func_convert_to_node):
      """Initialize packed function type conversion function in cython"""
      global _FUNC_CONVERT_TO_NODE
      _FUNC_CONVERT_TO_NODE = func_convert_to_node
  
imports: import ctypes
  from numbers import Number, Integral
  import numpy
  from ...base import get_last_ffi_error, _LIB, check_call, _MAX_VALUE_64_BIT_SIGNED_, _MAX_VALUE_64_BIT_UNSIGNED_
  from ..base import c_str
  from .types import MXNetValue, TypeCode
  from .types import RETURN_SWITCH
  from ..._ctypes.ndarray import NDArrayBase
  from .object import ObjectBase, PyNativeObject, _set_class_object
  from .None import object
label_desc: Use image node_id 6 for calling a global function with example usage: _set_node_generic(func_convert_to_node) without return types