class_docstr: Base reader for reading different types of data
      
docstr: Returns the total amount of records in the dataset.
          
docstr_tok: ["Returns","the","total","amount","of","records","in","the","dataset","."]
code: def total(self):
      """Returns the total amount of records in the dataset."""
  
file_path: luminoth/luminoth/tools/dataset/readers/base_reader.py
imports: import abc
label_desc: Use image node_id 2 for calling the BaseReader obj's underlying member method code with example usage: obj.total() without return types