code: def branch_no(self, x):
      slot = math.floor(x[self.feature] / self.radius)
  
      return self._mapping[slot]
  
imports: from __future__ import annotations
  import abc
  import math
  from ..base import Branch
label_desc: Use image node_id 2 for calling the NumericMultiwayBranch obj's underlying member method code with example usage: obj.branch_no(x) and returns: self