class_docstr: Log reader to read vdl log, support for frontend api in lib.py.
  
      
code: def model(self, model_path):
      self._model = model_path
      with bfile.BFile(model_path, "rb") as bfp:
          if not bfp.isfile(model_path):
              print(
                  "Model path %s should be file path, please check this path."
                  % model_path
              )
          else:
              if bfile.exists(model_path):
                  self._model = model_path
              else:
                  print(
                      "Model path %s is invalid, please check this path."
                      % model_path
                  )
  
imports: import collections
  import os
  from functools import partial
  from visualdl.component import components
  from visualdl.io import bfile
  from visualdl.proto import record_pb2
  from visualdl.reader.record_reader import RecordReader
  from visualdl.server.data_manager import default_data_manager
  from visualdl.utils.string_util import decode_tag
  from visualdl.utils.string_util import encode_tag
label_desc: Use image node_id 3 for calling the LogReader obj's underlying member method code with example usage: obj.model(model_path) without return types