code: def comparator(
      x: tuple[float, float], y: tuple[float, float]
  ) -> float:
      return sqrt(haversine(x, y))
  
file_path: dedupe/dedupe/variables/latlong.py
imports: from __future__ import annotations
  from math import sqrt
  from haversine import haversine
  from dedupe import predicates
  from dedupe.variables.base import FieldType
label_desc: Use image node_id 1 for calling the LatLongType obj's underlying member method code with example usage: obj.comparator(x, y) and returns: sqrt