17 lines
642 B
Python
17 lines
642 B
Python
from __future__ import annotations
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import typing as t
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import sqlglot
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if t.TYPE_CHECKING:
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from typing_extensions import Literal as Lit # noqa
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# A little hack for backwards compatibility with Python 3.7.
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# For example, we might want a TypeVar for objects that support comparison e.g. SupportsRichComparisonT from typeshed.
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# But Python 3.7 doesn't support Protocols, so we'd also need typing_extensions, which we don't want as a dependency.
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A = t.TypeVar("A", bound=t.Any)
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B = t.TypeVar("B", bound="sqlglot.exp.Binary")
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E = t.TypeVar("E", bound="sqlglot.exp.Expression")
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F = t.TypeVar("F", bound="sqlglot.exp.Func")
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T = t.TypeVar("T")
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