class_docstr: A data class representing the distance measure for one sentence.
      
class_docstr_tok: ["A","data","class","representing","the","distance","measure","for","one","sentence","."]
docstr: Test whether this sentence includes any ranked phrases.
  
      returns:
  `True` if the `phrases` is not empty.
          
code: def empty(self) -> bool:
      """
      Test whether this sentence includes any ranked phrases.
  
          returns:
      `True` if the `phrases` is not empty.
      """
      return len(self.phrases) == 0
  
imports: from collections import Counter, defaultdict, OrderedDict
  from dataclasses import dataclass
  import json
  import math
  import pathlib
  import time
  import typing
  from icecream import ic
  from spacy.tokens import Doc, Span, Token
  import graphviz
  import networkx
  from .util import groupby_apply, default_scrubber
label_desc: Use image node_id 1 for calling the Sentence obj's underlying member method code with example usage: obj.empty() and returns: unknown