class_docstr: Class to denote a zero basis dependent instance.
class_docstr_tok: ["Class","to","denote","a","zero","basis","dependent","instance","."]
code: def __eq__(self, other):
      return isinstance(other, self._zero_func)
  
imports: from __future__ import annotations
  from typing import TYPE_CHECKING
  from sympy.simplify import simplify, trigsimp
  from sympy.core.decorators import call_highest_priority, _sympifyit
  from sympy.core.assumptions import StdFactKB
  from sympy.core.function import diff
  from sympy.integrals.integrals import Integral
  from sympy.polys.polytools import factor
  from sympy.core import S, Add, Mul
  from sympy.core.expr import Expr
label_desc: Use image node_id 3 for calling the BasisDependentZero obj's underlying member method code with example usage: obj.__eq__(other) and returns: isinstance