Change more defaults to ... (#1729)

* codemod ': Any = None' ': Any = ...'
* codemod ': (Union|Optional)([^=]+)\s+=\s+-?\d+' ': \1\2 = ...'
* codemod ': (Union|Optional)([^=]+)\s*=\s*-?(None|False|True)' ': \1\2 = ...'
* codemod ': (int|float|bool)\s*=\s*-?\d+' ': \1 = ...'
* codemod ': (bool)\s*=\s*(False|True)' ': \1 = ...'
* codemod ': Any\s*=\s*(False|True|None)' ': Any = ...'

stdlib/3/_importlib_modulespec.pyi

@@ -12,7 +12,7 @@ from typing import Any, Dict, List, Optional
 if sys.version_info >= (3, 4):
     class ModuleSpec:
         def __init__(self, name: str, loader: Optional['Loader'], *,
-                     origin: Optional[str] = ..., loader_state: Any = None,
+                     origin: Optional[str] = ..., loader_state: Any = ...,
                      is_package: Optional[bool] = ...) -> None: ...
         name = ...  # type: str
         loader = ...  # type: Optional[Loader]

stdlib/3/shelve.pyi

@@ -7,7 +7,7 @@ class Shelf(collections.MutableMapping):
     def __iter__(self) -> Iterator[str]: ...
     def __len__(self) -> int: ...
     def __contains__(self, key: Any) -> bool: ...  # key should be str, but it would conflict with superclass's type signature
-    def get(self, key: str, default: Any = None) -> Any: ...
+    def get(self, key: str, default: Any = ...) -> Any: ...
     def __getitem__(self, key: str) -> Any: ...
     def __setitem__(self, key: str, value: Any) -> None: ...
     def __delitem__(self, key: str) -> None: ...

stdlib/3/typing.pyi

@@ -181,7 +181,7 @@ if sys.version_info >= (3, 6):
 
         @abstractmethod
         def athrow(self, typ: Type[BaseException], val: Optional[BaseException] = ...,
-                   tb: Any = None) -> Awaitable[_T_co]: ...
+                   tb: Any = ...) -> Awaitable[_T_co]: ...
 
         @abstractmethod
         def aclose(self) -> Awaitable[_T_co]: ...

stdlib/3/unittest/mock.pyi

@@ -38,9 +38,9 @@ if sys.version_info >= (3, 3):
     # expecting other classes (as is Mock's purpose)
     class NonCallableMock(Any):  # type: ignore
         def __new__(cls, *args: Any, **kw: Any) -> Any: ...
-        def __init__(self, spec: Optional[Any] = ..., wraps: Optional[Any] = ..., name: Optional[Any] = ..., spec_set: Optional[Any] = ..., parent: Optional[Any] = ..., _spec_state: Optional[Any] = ..., _new_name: Any = ..., _new_parent: Optional[Any] = ..., _spec_as_instance: Any = False, _eat_self: Optional[Any] = ..., unsafe: Any = False, **kwargs: Any) -> None: ...
+        def __init__(self, spec: Optional[Any] = ..., wraps: Optional[Any] = ..., name: Optional[Any] = ..., spec_set: Optional[Any] = ..., parent: Optional[Any] = ..., _spec_state: Optional[Any] = ..., _new_name: Any = ..., _new_parent: Optional[Any] = ..., _spec_as_instance: Any = ..., _eat_self: Optional[Any] = ..., unsafe: Any = ..., **kwargs: Any) -> None: ...
         def attach_mock(self, mock: Any, attribute: Any) -> Any: ...
-        def mock_add_spec(self, spec: Any, spec_set: Any = False) -> Any: ...
+        def mock_add_spec(self, spec: Any, spec_set: Any = ...) -> Any: ...
         return_value = ...  # type: Any
         __class__ = ...  # type: type
         called = ...  # type: Any
@@ -108,7 +108,7 @@ if sys.version_info >= (3, 3):
         in_dict = ...  # type: Any
         values = ...  # type: Any
         clear = ...  # type: Any
-        def __init__(self, in_dict: Any, values: Any = ..., clear: Any = False, **kwargs: Any) -> None: ...
+        def __init__(self, in_dict: Any, values: Any = ..., clear: Any = ..., **kwargs: Any) -> None: ...
         def __call__(self, f: Any) -> Any: ...
         def decorate_class(self, klass: Any) -> Any: ...
         def __enter__(self) -> Any: ...
@@ -121,11 +121,11 @@ if sys.version_info >= (3, 3):
 
     class NonCallableMagicMock(MagicMixin, NonCallableMock):
         def __init__(self) -> None: ...
-        def mock_add_spec(self, spec: Any, spec_set: Any = False) -> Any: ...
+        def mock_add_spec(self, spec: Any, spec_set: Any = ...) -> Any: ...
 
     class MagicMock(MagicMixin, Mock):
         def __init__(self, spec: Any = ..., spec_set: Any = ..., side_effect: Any = ..., return_value: Any = ..., wraps: Any = ..., name: Any = ..., **kwargs: Any) -> None: ...
-        def mock_add_spec(self, spec: Any, spec_set: Any = False) -> Any: ...
+        def mock_add_spec(self, spec: Any, spec_set: Any = ...) -> Any: ...
 
     class MagicProxy:
         name = ...  # type: Any
@@ -157,7 +157,7 @@ if sys.version_info >= (3, 3):
 
     call = ...  # type: Any
 
-    def create_autospec(spec: Any, spec_set: Any = False, instance: Any = False, _parent: Optional[Any] = ..., _name: Optional[Any] = ..., **kwargs: Any) -> Any: ...
+    def create_autospec(spec: Any, spec_set: Any = ..., instance: Any = ..., _parent: Optional[Any] = ..., _name: Optional[Any] = ..., **kwargs: Any) -> Any: ...
 
     class _SpecState:
         spec = ...  # type: Any
@@ -166,7 +166,7 @@ if sys.version_info >= (3, 3):
         parent = ...  # type: Any
         instance = ...  # type: Any
         name = ...  # type: Any
-        def __init__(self, spec: Any, spec_set: Any = False, parent: Optional[Any] = ..., name: Optional[Any] = ..., ids: Optional[Any] = ..., instance: Any = False) -> None: ...
+        def __init__(self, spec: Any, spec_set: Any = ..., parent: Optional[Any] = ..., name: Optional[Any] = ..., ids: Optional[Any] = ..., instance: Any = ...) -> None: ...
 
     def mock_open(mock: Optional[Any] = ..., read_data: Any = ...) -> Any: ...