code: def _load_lib():
      """Load libary by searching possible path."""
      lib_path = libinfo.find_lib_path()
      lib = ctypes.CDLL(lib_path[0])
      dirname = os.path.dirname(lib_path[0])
      basename = os.path.basename(lib_path[0])
      # DMatrix functions
      lib.DGLGetLastError.restype = ctypes.c_char_p
      return lib, basename, dirname
  
file_path: dgl/python/dgl/_ffi/base.py
imports: from __future__ import absolute_import
  import ctypes
  import logging
  import os
  import sys
  import numpy
  from .None import libinfo
label_desc: Use image node_id 1 for calling a global function with example usage: _load_lib() and returns: lib,  basename,  dirname