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Improve annotations for json.load() and loads() (#2382)

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* loads() only accepts str as first argument for Python < 3.6
* Use a protocol for the first argument to load() (cf python/typing#564)
This commit is contained in:
Sebastian Rittau
2018-08-14 19:41:33 +02:00
committed by Jelle Zijlstra
parent 80a0a75f5f
commit 7ad682b0ae
1 changed files with 10 additions and 7 deletions
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17
stdlib/3/json/__init__.pyi
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@@ -1,5 +1,5 @@
import sys
from typing import Any, IO, Optional, Tuple, Callable, Dict, List, Union
from typing import Any, IO, Optional, Tuple, Callable, Dict, List, Union, Protocol
from .decoder import JSONDecoder as JSONDecoder
from .encoder import JSONEncoder as JSONEncoder
@@ -31,7 +31,11 @@ def dump(obj: Any,
sort_keys: bool = ...,
**kwds: Any) -> None: ...
def loads(s: Union[str, bytes, bytearray],
if sys.version_info >= (3, 6):
_LoadsString = Union[str, bytes, bytearray]
else:
_LoadsString = str
def loads(s: _LoadsString,
encoding: Any = ..., # ignored and deprecated
cls: Any = ...,
object_hook: Optional[Callable[[Dict], Any]] = ...,
@@ -41,11 +45,10 @@ def loads(s: Union[str, bytes, bytearray],
object_pairs_hook: Optional[Callable[[List[Tuple[Any, Any]]], Any]] = ...,
**kwds: Any) -> Any: ...
if sys.version_info >= (3, 6):
_LoadIO = IO[Any]
else:
_LoadIO = IO[str]
def load(fp: _LoadIO,
class _Reader(Protocol):
def read(self) -> _LoadsString: ...
def load(fp: _Reader,
cls: Any = ...,
object_hook: Optional[Callable[[Dict], Any]] = ...,
parse_float: Optional[Callable[[str], Any]] = ...,