code: def test_matches_basic():
      instances = [
          Basic(b1, b1, b2),
          Basic(b1, b2, b1),
          Basic(b2, b1, b1),
          Basic(b1, b2),
          Basic(b2, b1),
          b2,
          b1,
      ]
      for i, b_i in enumerate(instances):
          for j, b_j in enumerate(instances):
              if i == j:
                  assert b_i.matches(b_j) == {}
              else:
                  assert b_i.matches(b_j) is None
      assert b1.match(b1) == {}
  
imports: import collections
  from typing import TypeVar, Generic
  from sympy.assumptions.ask import Q
  from sympy.core.basic import Basic, Atom, as_Basic, _atomic, _aresame
  from sympy.core.containers import Tuple
  from sympy.core.function import Function, Lambda
  from sympy.core.numbers import I, pi, Float
  from sympy.core.singleton import S
  from sympy.core.symbol import symbols, Symbol, Dummy
  from sympy.concrete.summations import Sum
  from sympy.functions.elementary.trigonometric import cos, sin
  from sympy.functions.special.gamma_functions import gamma
  from sympy.integrals.integrals import Integral
  from sympy.functions.elementary.exponential import exp
  from sympy.testing.pytest import raises, warns_deprecated_sympy
label_desc: Use image node_id 5 for calling a global function with example usage: test_matches_basic() without return types