code: def get(self, k, default=None):
          '''
          >>> dd = DiskDict(DATA_FILE)
          >>> print(dd.get('deepcompute'))
          1
          '''
  
          k = self._enckey(k)
          v = self._f.get(k, None)
          if v is None: return default
          return pickle.loads(vf get(self, k, default=None):
          '''
          >>> dd = DiskDict(DATA_FILE)
          >>> print(dd.get('deepcompute'))
          1
          '''
  
          k = self._enckey(k)
          v = self._f.get(k, None)
          if v is None: return default
          return pickle.loads(v)
docs: >>> dd = DiskDict(DATA_FILE)
          >>> print(dd.get('deepcompute'))
          1