fix _no_check_dy2st_diff path (#55864)

python/paddle/fluid/framework.py

@@ -62,6 +62,7 @@ __all__ = [
     'device_guard',
     'set_flags',
     'get_flags',
+    '_stride_in_no_check_dy2st_diff',
 ]
 
 EMPTY_VAR_NAME = core.kEmptyVarName()

python/paddle/framework/__init__.py

@@ -79,5 +79,8 @@ from ..fluid.framework import _set_expected_place  # noqa: F401
 from ..fluid.framework import Block, Program  # noqa: F401
 from ..fluid.framework import IrGraph  # noqa: F401
 from ..fluid.framework import deprecate_stat_dict
+from ..fluid.framework import (
+    _stride_in_no_check_dy2st_diff as _no_check_dy2st_diff,
+)  # noqa: F401
 
 __all__ = []