class_docstr: Matches documents containing a given phrase.
code: def __hash__(self):
      h = hash(self.fieldname) ^ hash(self.slop) ^ hash(self.boost)
      for w in self.words:
          h ^= hash(w)
      return h
  
imports: from __future__ import division
  import copy
  from whoosh import matching
  from whoosh.analysis import Token
  from whoosh.compat import u
  from whoosh.query import qcore, terms, compound
label_desc: Use image node_id 5 for calling the Phrase obj's underlying member method code with example usage: obj.__hash__() and returns: h