code: def test_strict_noerrors():
      class Abstract(eqx.Module, strict=True):
          @abc.abstractmethod
          def foo(self, x):
              pass
  
      class Concrete1(Abstract, strict=True):
          def foo(self, x):
              return x + 1
  
      class Concrete2(Abstract):
          def foo(self, x):
              return x + 2
  
      class Concrete3(Concrete2):
          def foo(self, x):
              return x + 3
  
      class Abstract1(eqx.Module, strict=True):
          bar: eqx.AbstractVar[int]
  
          @abc.abstractmethod
          def foo(self):
              pass
  
      class Abstract2(eqx.Module, strict=True):
          bar: eqx.AbstractClassVar[int]
  
          @abc.abstractmethod
          def foo(self):
              pass
  
      class Abstract3(eqx.Module, strict=True):
          bar: int
  
          @abc.abstractmethod
          def foo(self):
              pass
  
imports: import abc
  import dataclasses
  import functools
  import inspect
  from collections.abc import Callable
  from dataclasses import InitVar
  from typing import Any, Optional
  import equinox
  import equinox.internal
  import jax
  import jax.numpy
  import jax.tree_util
  import pytest
  from .helpers import tree_allclose
label_desc: Use image node_id 27 for calling a global function with example usage: test_strict_noerrors() and returns: unknown, unknown, unknown