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Diffstat (limited to 'sqlglot/_typing.py')
-rw-r--r-- | sqlglot/_typing.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sqlglot/_typing.py b/sqlglot/_typing.py index 2acbbf7..86d965a 100644 --- a/sqlglot/_typing.py +++ b/sqlglot/_typing.py @@ -4,5 +4,10 @@ import typing as t import sqlglot +# A little hack for backwards compatibility with Python 3.7. +# For example, we might want a TypeVar for objects that support comparison e.g. SupportsRichComparisonT from typeshed. +# But Python 3.7 doesn't support Protocols, so we'd also need typing_extensions, which we don't want as a dependency. +A = t.TypeVar("A", bound=t.Any) + E = t.TypeVar("E", bound="sqlglot.exp.Expression") T = t.TypeVar("T") |