Comments by "Anony Mousse" (@anon_y_mousse) on "The True Power of "ChainMap" in Python" video.

  1.  @JensRoland  Yeah, just use a stack.
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  2.  @Michallote  For your case, just use a tree. Another possibility is a sparse array of arrays, but I'm not sure how efficiently Python would handle that. If we were talking about C and you were manually handling your data structures, then definitely a sparse array of arrays.
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