Drop support for Python 3.5 (#4675)

Python 3.5 EOL was on 2020-09-30.

stdlib/3/tkinter/__init__.pyi

@@ -108,45 +108,44 @@ _ScreenUnits = Union[str, float]  # manual page: Tk_GetPixels
 _XYScrollCommand = Union[str, Callable[[float, float], Any]]  # -xscrollcommand and -yscrollcommand in 'options' manual page
 _TakeFocusValue = Union[bool, Literal[""], Callable[[str], Optional[bool]]]  # -takefocus in manual page named 'options'
 
-if sys.version_info >= (3, 6):
-    class EventType(str, Enum):
-        Activate: str = ...
-        ButtonPress: str = ...
-        ButtonRelease: str = ...
-        Circulate: str = ...
-        CirculateRequest: str = ...
-        ClientMessage: str = ...
-        Colormap: str = ...
-        Configure: str = ...
-        ConfigureRequest: str = ...
-        Create: str = ...
-        Deactivate: str = ...
-        Destroy: str = ...
-        Enter: str = ...
-        Expose: str = ...
-        FocusIn: str = ...
-        FocusOut: str = ...
-        GraphicsExpose: str = ...
-        Gravity: str = ...
-        KeyPress: str = ...
-        KeyRelease: str = ...
-        Keymap: str = ...
-        Leave: str = ...
-        Map: str = ...
-        MapRequest: str = ...
-        Mapping: str = ...
-        Motion: str = ...
-        MouseWheel: str = ...
-        NoExpose: str = ...
-        Property: str = ...
-        Reparent: str = ...
-        ResizeRequest: str = ...
-        Selection: str = ...
-        SelectionClear: str = ...
-        SelectionRequest: str = ...
-        Unmap: str = ...
-        VirtualEvent: str = ...
-        Visibility: str = ...
+class EventType(str, Enum):
+    Activate: str = ...
+    ButtonPress: str = ...
+    ButtonRelease: str = ...
+    Circulate: str = ...
+    CirculateRequest: str = ...
+    ClientMessage: str = ...
+    Colormap: str = ...
+    Configure: str = ...
+    ConfigureRequest: str = ...
+    Create: str = ...
+    Deactivate: str = ...
+    Destroy: str = ...
+    Enter: str = ...
+    Expose: str = ...
+    FocusIn: str = ...
+    FocusOut: str = ...
+    GraphicsExpose: str = ...
+    Gravity: str = ...
+    KeyPress: str = ...
+    KeyRelease: str = ...
+    Keymap: str = ...
+    Leave: str = ...
+    Map: str = ...
+    MapRequest: str = ...
+    Mapping: str = ...
+    Motion: str = ...
+    MouseWheel: str = ...
+    NoExpose: str = ...
+    Property: str = ...
+    Reparent: str = ...
+    ResizeRequest: str = ...
+    Selection: str = ...
+    SelectionClear: str = ...
+    SelectionRequest: str = ...
+    Unmap: str = ...
+    VirtualEvent: str = ...
+    Visibility: str = ...
 
 # Events considered covariant because you should never assign to event.widget.
 _W = TypeVar("_W", covariant=True, bound="Misc")
@@ -168,10 +167,7 @@ class Event(Generic[_W]):
     send_event: bool
     keysym: str
     keysym_num: int
-    if sys.version_info >= (3, 6):
-        type: EventType
-    else:
-        type: str
+    type: EventType
     widget: _W
     delta: int
 
@@ -184,10 +180,9 @@ class Variable:
     def set(self, value: Any) -> None: ...
     initialize = set
     def get(self) -> Any: ...
-    if sys.version_info >= (3, 6):
-        def trace_add(self, mode: _TraceMode, callback: Callable[[str, str, str], Any]) -> str: ...
-        def trace_remove(self, mode: _TraceMode, cbname: str) -> None: ...
-        def trace_info(self) -> List[Tuple[Tuple[_TraceMode, ...], str]]: ...
+    def trace_add(self, mode: _TraceMode, callback: Callable[[str, str, str], Any]) -> str: ...
+    def trace_remove(self, mode: _TraceMode, cbname: str) -> None: ...
+    def trace_info(self) -> List[Tuple[Tuple[_TraceMode, ...], str]]: ...
     def trace_variable(self, mode, callback): ...  # deprecated
     def trace_vdelete(self, mode, cbname): ...  # deprecated
     def trace_vinfo(self): ...  # deprecated
@@ -232,8 +227,6 @@ class Misc:
     def tk_strictMotif(self, boolean: Optional[Any] = ...): ...
     def tk_bisque(self): ...
     def tk_setPalette(self, *args, **kw): ...
-    if sys.version_info < (3, 6):
-        def tk_menuBar(self, *args): ...
     def wait_variable(self, name: Union[str, Variable] = ...): ...
     waitvar: Any
     def wait_window(self, window: Optional[Any] = ...): ...
@@ -1878,8 +1871,6 @@ class Menu(Widget):
     config = configure
     def cget(self, key: _MenuOptionName) -> Any: ...
     def tk_popup(self, x, y, entry: str = ...): ...
-    if sys.version_info < (3, 6):
-        def tk_bindForTraversal(self): ...
     def activate(self, index): ...
     def add(self, itemType, cnf=..., **kw): ...
     def add_cascade(self, cnf=..., **kw): ...