class_docstr: Representation for a range of values. 
class_docstr_tok: ["Representation","for","a","range","of","values","."]
docstr: Return a nicely formatted representation string. 
docstr_tok: ["Return","a","nicely","formatted","representation","string","."]
code: def __repr__(self):
      """Return a nicely formatted representation string."""
      return "Interval(low={low}, high={high})".format(
          low=self.low, high=self.high
      )
  
imports: from math import isinf, isnan
  import itertools
  import numpy
label_desc: Use image node_id 4 for calling the Interval obj's underlying member method code with example usage: obj.__repr__() and returns: str