code: def add_int_field(field_map, field_name, value):
      """Appends the given int value(s) to field_map[field_name].
  
      Args:
        field_map: Map(str --> ListValue) to modify.
        field_name: str. The name of the field to append value to.
        value: The int value(s) to append to the field. This can be a single
          int or a list of ints.
      """
      _add_field_with_type(field_map, field_name, value, _INT_TYPE)
  
file_path: deepvariant/third_party/nucleus/util/struct_utils.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import types
  from third_party.nucleus.protos import struct_pb2
label_desc: Use image node_id 7 for calling a global function with example usage: add_int_field(field_map, field_name, value) without return types