Remove symlinks! (#2132)

third_party/3/enum.pyi

@@ -1 +0,0 @@
-../../stdlib/3.4/enum.pyi

third_party/3/enum.pyi

@@ -0,0 +1,64 @@
+# NB: third_party/3/enum.pyi and stdlib/3.4/enum.pyi must remain consistent!
+import sys
+from typing import List, Any, TypeVar, Union, Iterator, TypeVar, Generic, Type, Sized, Mapping
+from abc import ABCMeta
+
+_T = TypeVar('_T')
+_S = TypeVar('_S', bound=Type[Enum])
+
+# Note: EnumMeta actually subclasses type directly, not ABCMeta.
+# This is a temporary workaround to allow multiple creation of enums with builtins
+# such as str as mixins, which due to the handling of ABCs of builtin types, cause
+# spurious inconsistent metaclass structure. See #1595.
+# Structurally: Iterable[T], Reversible[T], Container[T] where T is the enum itself
+class EnumMeta(ABCMeta, Sized):
+    def __iter__(self: Type[_T]) -> Iterator[_T]: ...
+    def __reversed__(self: Type[_T]) -> Iterator[_T]: ...
+    def __contains__(self: Type[_T], member: Any) -> bool: ...
+    def __getitem__(self: Type[_T], name: str) -> _T: ...
+    @property
+    def __members__(self: Type[_T]) -> Mapping[str, _T]: ...
+
+class Enum(metaclass=EnumMeta):
+    def __new__(cls: Type[_T], value: Any) -> _T: ...
+    def __repr__(self) -> str: ...
+    def __str__(self) -> str: ...
+    def __dir__(self) -> List[str]: ...
+    def __format__(self, format_spec: str) -> str: ...
+    def __hash__(self) -> Any: ...
+    def __reduce_ex__(self, proto: Any) -> Any: ...
+
+    name = ...  # type: str
+    value = ...  # type: Any
+
+class IntEnum(int, Enum):
+    value = ...  # type: int
+
+def unique(enumeration: _S) -> _S: ...
+
+if sys.version_info >= (3, 6):
+    _auto_null = ...  # type: Any
+
+    # subclassing IntFlag so it picks up all implemented base functions, best modeling behavior of enum.auto()
+    class auto(IntFlag):
+        value = ...  # type: Any
+
+    class Flag(Enum):
+        def __contains__(self: _T, other: _T) -> bool: ...
+        def __repr__(self) -> str: ...
+        def __str__(self) -> str: ...
+        def __bool__(self) -> bool: ...
+        def __or__(self: _T, other: _T) -> _T: ...
+        def __and__(self: _T, other: _T) -> _T: ...
+        def __xor__(self: _T, other: _T) -> _T: ...
+        def __invert__(self: _T) -> _T: ...
+
+    # The `type: ignore` comment is needed because mypy considers the type
+    # signatures of several methods defined in int and Flag to be incompatible.
+    class IntFlag(int, Flag):  # type: ignore
+        def __or__(self: _T, other: Union[int, _T]) -> _T: ...
+        def __and__(self: _T, other: Union[int, _T]) -> _T: ...
+        def __xor__(self: _T, other: Union[int, _T]) -> _T: ...
+        __ror__ = __or__
+        __rand__ = __and__
+        __rxor__ = __xor__