It is a utility that displays information about open handles for any process in the system. You can use it to see the programs that have a file open, or to see the object types and names of all the handles of a program, or to close any handles of a program.
handles = find_handles(process_ids=[0x6600], handle_names=['HandleName']) close_handles(handles)
[ { 'process_id': 0x6600, 'handle': 0x9900, 'name': 'HandleName', 'type': 'HandleType' } ]