class_docstr: A :class:`DataView` that provides dict-like functionality in the accumulator of an
  AggregateFunction when large amounts of data are expected.
class_docstr_tok: ["A",":","class",":","`","DataView","`","that","provides","dict-like","functionality","in","the","accumulator","of","an","AggregateFunction","when","large","amounts","of","data","are","expected","."]
docstr: Return the value for the specified key.
docstr_tok: ["Return","the","value","for","the","specified","key","."]
code: def get(self, key: K) -> V:
      """
      Return the value for the specified key.
      """
      return self._dict[key]
  
imports: from abc import ABC, abstractmethod
  from typing import TypeVar, Generic, Iterable, List, Any, Iterator, Dict, Tuple
label_desc: Use image node_id 2 for calling the MapView obj's underlying member method code with example usage: obj.get(key) and returns: self