class_docstr: Allows remapping traceback information to different source code.
class_docstr_tok: ["Allows","remapping","traceback","information","to","different","source","code","."]
docstr: Returns a map (filename, lineno) -> (filename, lineno, function_name).
docstr_tok: ["Returns","a","map","(","filename",",","lineno",")","-",">","(","filename",",","lineno",",","function_name",")","."]
code: def get_effective_source_map(self):
      """Returns a map (filename, lineno) -> (filename, lineno, function_name)."""
      raise NotImplementedError("subclasses need to override this")
  
imports: import collections
  import inspect
  import threading
  from tensorflow.core.framework import graph_debug_info_pb2
  from tensorflow.python.util import _tf_stack
label_desc: Use image node_id 3 for calling the StackTraceMapper obj's underlying member method code with example usage: obj.get_effective_source_map() without return types