class_docstr: Base class for a vertex cache for a simplicial complex.
class_docstr_tok: ["Base","class","for","a","vertex","cache","for","a","simplicial","complex","."]
code: def __init__(self):
      self.cache = collections.OrderedDict()
      self.nfev = 0  # Feasible points
      self.index = -1
  
imports: import collections
  from abc import ABC, abstractmethod
  import numpy
  from scipy._lib._util import MapWrapper
label_desc: Use image node_id 1 to create a new VertexCacheBase object  with example: obj = VertexCacheBase()