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opt
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cloudlinux
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lib64
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python3.11
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alembic
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util
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Filename :
compat.py
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from __future__ import annotations import io import os import sys import typing from typing import Sequence from sqlalchemy.util import inspect_getfullargspec # noqa from sqlalchemy.util.compat import inspect_formatargspec # noqa is_posix = os.name == "posix" py311 = sys.version_info >= (3, 11) py39 = sys.version_info >= (3, 9) py38 = sys.version_info >= (3, 8) # produce a wrapper that allows encoded text to stream # into a given buffer, but doesn't close it. # not sure of a more idiomatic approach to this. class EncodedIO(io.TextIOWrapper): def close(self) -> None: pass if py39: from importlib import resources as importlib_resources from importlib import metadata as importlib_metadata from importlib.metadata import EntryPoint else: import importlib_resources # type:ignore # noqa import importlib_metadata # type:ignore # noqa from importlib_metadata import EntryPoint # type:ignore # noqa def importlib_metadata_get(group: str) -> Sequence[EntryPoint]: ep = importlib_metadata.entry_points() if hasattr(ep, "select"): return ep.select(group=group) # type: ignore else: return ep.get(group, ()) # type: ignore def formatannotation_fwdref(annotation, base_module=None): """vendored from python 3.7""" # copied over _formatannotation from sqlalchemy 2.0 if isinstance(annotation, str): return annotation if getattr(annotation, "__module__", None) == "typing": return repr(annotation).replace("typing.", "").replace("~", "") if isinstance(annotation, type): if annotation.__module__ in ("builtins", base_module): return repr(annotation.__qualname__) return annotation.__module__ + "." + annotation.__qualname__ elif isinstance(annotation, typing.TypeVar): return repr(annotation).replace("~", "") return repr(annotation).replace("~", "")