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######################################################################
#
# File: b2sdk/_internal/types.py
#
# Copyright 2024 Backblaze Inc. All Rights Reserved.
#
# License https://www.backblaze.com/using_b2_code.html
#
######################################################################
"""
Types compatibility layer.
We use this module to support pydantic-less installs, as well as native typing module us on newer python versions.
"""
import sys
from annotated_types import Ge
try:
from typing_extensions import Annotated, NotRequired, TypedDict
except ImportError:
from typing import Annotated, NotRequired, TypedDict
__all__ = [ # prevents linter from removing "unused imports" which we want to export
'NotRequired',
'PositiveInt',
'TypedDict',
'pydantic',
]
try:
import pydantic
if getattr(pydantic, '__version__', '') < '2':
raise ImportError
if sys.version_info < (3, 10): # https://github.com/pydantic/pydantic/issues/7873
import eval_type_backport # noqa
except ImportError:
pydantic = None
PositiveInt = Annotated[int, Ge(0)]
|
