docstr: Set the costomized dictionary if you wanna exploit the self-defined dictionary
  
  Args:
       dict_path(str): The directory to the costomized dictionary.
       sep: The seperation token in phases. Default as ' ' or '   '.
docstr_tok: ["Set","the","costomized","dictionary","if","you","wan","na","exploit","the","self-defined","dictionary","Args",":","dict_path","(","str",")",":","The","directory","to","the","costomized","dictionary",".","sep",":","The","seperation","token","in","phases",".","Default","as","'","'","or","'","'","."]
code: def set_user_dict(self, dict_path, sep=None):
      """
      Set the costomized dictionary if you wanna exploit the self-defined dictionary
  
      Args:
           dict_path(str): The directory to the costomized dictionary.
           sep: The seperation token in phases. Default as ' ' or '\t'.
      """
      if not os.path.exists(dict_path):
          raise RuntimeError("File %s is not exist." % dict_path)
      self.custom = Customization()
      self.custom.load_customization(dict_path, sep)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import argparse
  import ast
  import io
  import math
  import os
  import numpy
  import six
  from paddle.inference import Config
  from paddle.inference import create_predictor
  from .custom import Customization
  from .processor import load_kv_dict
  from .processor import parse_result
  from .processor import word_to_ids
  from paddlehub.module.module import moduleinfo
  from paddlehub.module.module import runnable
  from paddlehub.module.module import serving
  from paddlehub.utils.parser import txt_parser
  from paddlehub.utils.utils import sys_stdin_encoding
label_desc: Use image node_id 3 for calling the LAC obj's underlying member method code with example usage: obj.set_user_dict(dict_path, sep) without return types