first version finished

django/utils/formats.pyi

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+from datetime import (
+    date,
+    time,
+)
+from decimal import Decimal
+from typing import (
+    Any,
+    Iterator,
+    List,
+    Optional,
+    Union,
+)
+
+
+def date_format(
+    value: Union[time, date, str],
+    format: Optional[str] = ...,
+    use_l10n: Optional[bool] = ...
+) -> str: ...
+
+
+def get_format(
+    format_type: str,
+    lang: Optional[str] = ...,
+    use_l10n: Optional[bool] = ...
+) -> Union[str, List[str], int]: ...
+
+
+def get_format_modules(lang: str = ..., reverse: bool = ...) -> List[Any]: ...
+
+
+def iter_format_modules(lang: str, format_module_path: Optional[str] = ...) -> Iterator[Any]: ...
+
+
+def localize(value: Any, use_l10n: Optional[bool] = ...) -> Any: ...
+
+
+def localize_input(value: Any, default: Optional[str] = ...) -> Optional[str]: ...
+
+
+def number_format(
+    value: Union[Decimal, float, str, int],
+    decimal_pos: Optional[int] = ...,
+    use_l10n: Optional[bool] = ...,
+    force_grouping: bool = ...
+) -> str: ...
+
+
+def reset_format_cache() -> None: ...
+
+
+def sanitize_separators(value: Union[str, int]) -> Union[str, int]: ...
+
+
+def time_format(
+    value: Union[date, time, str],
+    format: Optional[str] = ...,
+    use_l10n: None = ...
+) -> str: ...