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psycopg3 fetchone typer
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| from __future__ import annotations | |
| from typing import TYPE_CHECKING, Any, TypeVar, cast, overload | |
| if TYPE_CHECKING: | |
| from psycopg import AsyncCursor | |
| T1 = TypeVar("T1") | |
| T2 = TypeVar("T2") | |
| T3 = TypeVar("T3") | |
| T4 = TypeVar("T4") | |
| T5 = TypeVar("T5") | |
| T6 = TypeVar("T6") | |
| T7 = TypeVar("T7") | |
| T8 = TypeVar("T8") | |
| T9 = TypeVar("T9") | |
| T10 = TypeVar("T10") | |
| @overload | |
| async def fetchone(cur: AsyncCursor): ... | |
| @overload | |
| async def fetchone(cur: AsyncCursor, types1: type[T1], /) -> T1: ... | |
| @overload | |
| async def fetchone( | |
| cur: AsyncCursor, types1: type[T1], types2: type[T2], / | |
| ) -> tuple[T1, T2]: ... | |
| @overload | |
| async def fetchone( | |
| cur: AsyncCursor, types1: type[T1], types2: type[T2], types3: type[T3], / | |
| ) -> tuple[T1, T2, T3]: ... | |
| @overload | |
| async def fetchone( | |
| cur: AsyncCursor, | |
| types1: type[T1], | |
| types2: type[T2], | |
| types3: type[T3], | |
| types4: type[T4], | |
| /, | |
| ) -> tuple[T1, T2, T3, T4]: ... | |
| @overload | |
| async def fetchone( | |
| cur: AsyncCursor, | |
| types1: type[T1], | |
| types2: type[T2], | |
| types3: type[T3], | |
| types4: type[T4], | |
| types5: type[T5], | |
| /, | |
| ) -> tuple[T1, T2, T3, T4, T5]: ... | |
| @overload | |
| async def fetchone( | |
| cur: AsyncCursor, | |
| types1: type[T1], | |
| types2: type[T2], | |
| types3: type[T3], | |
| types4: type[T4], | |
| types5: type[T5], | |
| types6: type[T6], | |
| /, | |
| ) -> tuple[T1, T2, T3, T4, T5, T6]: ... | |
| @overload | |
| async def fetchone( | |
| cur: AsyncCursor, | |
| types1: type[T1], | |
| types2: type[T2], | |
| types3: type[T3], | |
| types4: type[T4], | |
| types5: type[T5], | |
| types6: type[T6], | |
| types7: type[T7], | |
| /, | |
| ) -> tuple[T1, T2, T3, T4, T5, T6, T7]: ... | |
| @overload | |
| async def fetchone( | |
| cur: AsyncCursor, | |
| types1: type[T1], | |
| types2: type[T2], | |
| types3: type[T3], | |
| types4: type[T4], | |
| types5: type[T5], | |
| types6: type[T6], | |
| types7: type[T7], | |
| types8: type[T8], | |
| /, | |
| ) -> tuple[T1, T2, T3, T4, T5, T6, T7, T8]: ... | |
| @overload | |
| async def fetchone( | |
| cur: AsyncCursor, | |
| types1: type[T1], | |
| types2: type[T2], | |
| types3: type[T3], | |
| types4: type[T4], | |
| types5: type[T5], | |
| types6: type[T6], | |
| types7: type[T7], | |
| types8: type[T8], | |
| types9: type[T9], | |
| /, | |
| ) -> tuple[T1, T2, T3, T4, T5, T6, T7, T8, T9]: ... | |
| @overload | |
| async def fetchone( | |
| cur: AsyncCursor, | |
| types1: type[T1], | |
| types2: type[T2], | |
| types3: type[T3], | |
| types4: type[T4], | |
| types5: type[T5], | |
| types6: type[T6], | |
| types7: type[T7], | |
| types8: type[T8], | |
| types9: type[T9], | |
| types10: type[T10], | |
| /, | |
| ) -> tuple[T1, T2, T3, T4, T5, T6, T7, T8, T9, T10]: ... | |
| async def fetchone( | |
| cur: AsyncCursor, | |
| *types: type, | |
| ) -> tuple[Any, ...] | Any: | |
| row = await cur.fetchone() | |
| assert row is not None | |
| if len(row) == 1: | |
| return row[0] | |
| else: | |
| return row |
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