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Relax DictWriter.fieldnames closer to implementation (#5994)

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Fixes #5993
This commit is contained in:
Peter Law
2021-09-02 19:17:30 +01:00
committed by GitHub
parent d5ff0e8399
commit 425a35309a
1 changed files with 4 additions and 3 deletions
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7
stdlib/csv.pyi
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@@ -17,7 +17,8 @@ from _csv import (
unregister_dialect as unregister_dialect,
writer as writer,
)
from typing import Any, Generic, Iterable, Iterator, Mapping, Sequence, Type, TypeVar, overload
from collections.abc import Collection, Iterable, Iterator, Mapping, Sequence
from typing import Any, Generic, Type, TypeVar, overload
if sys.version_info >= (3, 8):
from typing import Dict as _DictReadMapping
@@ -78,14 +79,14 @@ class DictReader(Generic[_T], Iterator[_DictReadMapping[_T, str]]):
def __next__(self) -> _DictReadMapping[_T, str]: ...
class DictWriter(Generic[_T]):
fieldnames: Sequence[_T]
fieldnames: Collection[_T]
restval: Any | None
extrasaction: str
writer: _writer
def __init__(
self,
f: Any,
fieldnames: Sequence[_T],
fieldnames: Collection[_T],
restval: Any | None = ...,
extrasaction: str = ...,
dialect: _DialectLike = ...,