class_docstr: Evaluates Python expressions using debug tensor values from a dump.
docstr: Constructor of ExpressionEvaluator.
  
  Args:
    dump: an instance of `DebugDumpDir`.
docstr_tok: ["Constructor","of","ExpressionEvaluator",".","Args",":","dump",":","an","instance","of","`","DebugDumpDir","`","."]
code: def __init__(self, dump):
      """Constructor of ExpressionEvaluator.
  
      Args:
        dump: an instance of `DebugDumpDir`.
      """
      self._dump = dump
      self._cached_tensor_values = {}
  
file_path: tensorflow-upstream/tensorflow/python/debug/cli/evaluator.py
imports: import re
  import numpy
  from tensorflow.python.debug.lib import debug_data
label_desc: Use image node_id 1 to create a new ExpressionEvaluator object from inherited base classes: object with example: obj = ExpressionEvaluator(dump)