AttributeError: module 'typing' has no attribute 'Self'

[Bishwas-py]

  File "/home/path-to-proj/authentication/schemas/__init__.py", line 7, in <module>
    from djapy import Schema
  File "/home/path-to-proj/.venv/lib/python3.10/site-packages/djapy/__init__.py", line 2, in <module>
    from djapy.openapi import openapi
  File "/home/path-to-proj/.venv/lib/python3.10/site-packages/djapy/openapi/__init__.py", line 11, in <module>
    from .openapi_path import OpenAPI_Path
  File "/home/path-to-proj/.venv/lib/python3.10/site-packages/djapy/openapi/openapi_path.py", line 9, in <module>
    from djapy.core.type_check import schema_type, basic_query_schema
  File "/home/path-to-proj/.venv/lib/python3.10/site-packages/djapy/core/type_check.py", line 9, in <module>
    from ..schema.handle import Payload
  File "/home/path-to-proj/.venv/lib/python3.10/site-packages/djapy/schema/__init__.py", line 3, in <module>
    from djapy.schema.handle import payload, uni_schema
  File "/home/path-to-proj/.venv/lib/python3.10/site-packages/djapy/schema/handle.py", line 6, in <module>
    from .schema import Schema
  File "/home/path-to-proj/.venv/lib/python3.10/site-packages/djapy/schema/schema.py", line 91, in <module>
    class Outsource(BaseModel):
  File "/home/path-to-proj/.venv/lib/python3.10/site-packages/djapy/schema/schema.py", line 103, in Outsource
    next_: typing.Callable[[Any], typing.Self],
AttributeError: module 'typing' has no attribute 'Self'