code: def __init__(self, fpath, lineno):
      self._fpath = fpath
      self._lineno = lineno - 1
      self._modules = ImportedModules()
      self._str_codes = collections.deque()
      self._try_imports = set()
  
imports: from __future__ import print_function, division, absolute_import
  import json
  import os
  import sys
  import six
  import fnmatch
  import importlib
  import ast
  import doctest
  import collections
  import functools
  from pathlib2 import Path
  from .utils import parse_git_config
  from .modules import ImportedModules
label_desc: Use image node_id 1 to create a new ImportChecker object from inherited base classes: object with example: obj = ImportChecker(fpath, lineno)