code: def get(self, key) -> str:
          
          # TODO: get is creating files when a key is given which is more than
          # the store size
          chunk_no, offset = self._get_key_location(key)
          with self._openChunk(chunk_no) as chunk:
              return chunk.get(str(offset))
docs: Determines the file to retrieve the data from and retrieves the data.
  
          :return: value corresponding to specified key