first version finished

django/utils/dateformat.pyi

@@ -0,0 +1,52 @@
+from datetime import (
+    date,
+    time,
+)
+from typing import Union
+
+
+def format(value: Union[time, str, date], format_string: str) -> str: ...
+
+
+def time_format(value: Union[date, time, str], format_string: str) -> str: ...
+
+
+class DateFormat:
+    def I(self) -> str: ...
+    def L(self) -> bool: ...
+    def M(self) -> str: ...
+    def S(self) -> str: ...
+    def U(self) -> int: ...
+    def Y(self) -> int: ...
+    def c(self) -> str: ...
+    def d(self) -> str: ...
+    def j(self) -> int: ...
+    def m(self) -> str: ...
+    def n(self) -> int: ...
+    def o(self) -> int: ...
+    def r(self) -> str: ...
+    def t(self) -> str: ...
+    def y(self) -> str: ...
+
+
+class Formatter:
+    def format(self, formatstr: str) -> str: ...
+
+
+class TimeFormat:
+    def A(self) -> str: ...
+    def G(self) -> int: ...
+    def H(self) -> str: ...
+    def O(self) -> str: ...
+    def P(self) -> str: ...
+    def T(self) -> str: ...
+    def Z(self) -> Union[str, int]: ...
+    def __init__(self, obj: Union[time, date, str]) -> None: ...
+    def a(self) -> str: ...
+    def e(self) -> str: ...
+    def f(self) -> Union[str, int]: ...
+    def g(self) -> int: ...
+    def h(self) -> str: ...
+    def i(self) -> str: ...
+    def s(self) -> str: ...
+    def u(self) -> str: ...