class_docstr: A class for updating Python (``*.py``) files.
class_docstr_tok: ["A","class","for","updating","Python","(","``","*",".py","``",")","files","."]
docstr: Reads input file and parses it as an abstract syntax tree (AST).
  
  Returns:
      ast.Module: AST representation of the input file.
docstr_tok: ["Reads","input","file","and","parses","it","as","an","abstract","syntax","tree","(","AST",")",".","Returns",":","ast.Module",":","AST","representation","of","the","input","file","."]
code: def _read_input_file(self):
      """Reads input file and parses it as an abstract syntax tree (AST).
  
      Returns:
          ast.Module: AST representation of the input file.
      """
      with open(self.input_path) as input_file:
          return pasta.parse(input_file.read())
  
imports: from __future__ import absolute_import
  from abc import abstractmethod
  import json
  import logging
  import os
  import pasta
  from sagemaker.cli.compatibility.v2.ast_transformer import ASTTransformer
label_desc: Use image node_id 3 for calling the PyFileUpdater obj's underlying member method code with example usage: obj._read_input_file() and returns: pasta