Use "..." for attribute values, instead of None, [], {}

stdlib/2.7/ConfigParser.pyi

@@ -1,16 +1,16 @@
 from typing import Any, Tuple
 
-__all__ = None # type: list[str]
-DEFAULTSECT = None # type: str
-MAX_INTERPOLATION_DEPTH = None # type: int
+__all__ = ... # type: list[str]
+DEFAULTSECT = ... # type: str
+MAX_INTERPOLATION_DEPTH = ... # type: int
 
 class Error(Exception):
-    message = None # type: Any
+    message = ... # type: Any
     def __init__(self, msg: str = ...) -> None: ...
     def _get_message(self) -> None: ...
     def _set_message(self, value: str) -> None: ...
     def __repr__(self) -> str: ...
-    __str__ = __repr__
+    def __str__(self) -> str: ...
 
 class NoSectionError(Error):
     section = ... # type: str

stdlib/2.7/__future__.pyi

@@ -4,10 +4,10 @@ class _Feature:
     def getOptionalRelease(self) -> _version_info: ...
     def getMandatoryRelease(self) -> _version_info: ...
 
-absolute_import = None  # type: _Feature
-division = None  # type: _Feature
-generators = None  # type: _Feature
-nested_scopes = None  # type: _Feature
-print_function = None  # type: _Feature
-unicode_literals = None  # type: _Feature
-with_statement = None  # type: _Feature
+absolute_import = ...  # type: _Feature
+division = ...  # type: _Feature
+generators = ...  # type: _Feature
+nested_scopes = ...  # type: _Feature
+print_function = ...  # type: _Feature
+unicode_literals = ...  # type: _Feature
+with_statement = ...  # type: _Feature

stdlib/2.7/collections.pyi

@@ -17,7 +17,7 @@ _KT = TypeVar('_KT')
 _VT = TypeVar('_VT')
 
 # namedtuple is special-cased in the type checker; the initializer is ignored.
-namedtuple = object()
+namedtuple = ...  # type: Any
 
 class deque(Sized, Iterable[_T], Reversible[_T], Generic[_T]):
     def __init__(self, iterable: Iterable[_T] = ...,

stdlib/2.7/token.pyi

@@ -55,7 +55,7 @@ OP = 0
 ERRORTOKEN = 0
 N_TOKENS = 0
 NT_OFFSET = 0
-tok_name = {} # type: Dict[int, str]
+tok_name = ...  # type: Dict[int, str]
 
 def ISTERMINAL(x) -> bool: ...
 def ISNONTERMINAL(x) -> bool: ...

stdlib/2.7/typing.pyi

@@ -264,12 +264,12 @@ class Match(Generic[AnyStr]):
     pos = 0
     endpos = 0
     lastindex = 0
-    lastgroup = None  # type: AnyStr
-    string = None  # type: AnyStr
+    lastgroup = ...  # type: AnyStr
+    string = ...  # type: AnyStr
 
     # The regular expression object whose match() or search() method produced
     # this match instance.
-    re = None  # type: 'Pattern[AnyStr]'
+    re = ...  # type: 'Pattern[AnyStr]'
 
     def expand(self, template: AnyStr) -> AnyStr: ...
 
@@ -294,7 +294,7 @@ class Pattern(Generic[AnyStr]):
     flags = 0
     groupindex = 0
     groups = 0
-    pattern = None  # type: AnyStr
+    pattern = ...  # type: AnyStr
 
     def search(self, string: AnyStr, pos: int = ...,
                endpos: int = ...) -> Match[AnyStr]: ...

stdlib/2.7/urlparse.pyi

@@ -2,12 +2,12 @@
 
 from typing import Dict, List, NamedTuple, Tuple, Sequence, Union, overload
 
-uses_relative = []  # type: List[str]
-uses_netloc = []  # type: List[str]
-uses_params = []  # type: List[str]
-non_hierarchical = []  # type: List[str]
-uses_query = []  # type: List[str]
-uses_fragment = []  # type: List[str]
+uses_relative = ...  # type: List[str]
+uses_netloc = ...  # type: List[str]
+uses_params = ...  # type: List[str]
+non_hierarchical = ...  # type: List[str]
+uses_query = ...  # type: List[str]
+uses_fragment = ...  # type: List[str]
 scheme_chars = ...  # type: str
 MAX_CACHE_SIZE = 0
 

stdlib/3.4/asyncio/events.pyi

@@ -13,9 +13,9 @@ AF_UNSPEC = 0     # from socket
 AI_PASSIVE = 0
 
 class Handle:
-    __slots__ = [] # type: List[str]
+    __slots__ = ... # type: List[str]
     _cancelled = False
-    _args = [] # type: List[Any]
+    _args = ... # type: List[Any]
     def __init__(self, callback: Callable[[],Any], args: List[Any],
         loop: AbstractEventLoop) -> None: ...
     def __repr__(self) -> str: ...

stdlib/3.4/asyncio/futures.pyi

@@ -6,9 +6,9 @@ __all__ = ... # type: str
 _T = TypeVar('_T')
 
 class _TracebackLogger:
-    __slots__ = [] # type: List[str]
+    __slots__ = ... # type: List[str]
     exc = ...  # type: BaseException
-    tb = [] # type: List[str]
+    tb = ... # type: List[str]
     def __init__(self, exc: Any, loop: AbstractEventLoop) -> None: ...
     def activate(self) -> None: ...
     def clear(self) -> None: ...

stdlib/3.4/asyncio/tasks.pyi

@@ -16,8 +16,8 @@ def wait_for(fut: Union[Future[_T], Generator[Any, None, _T]], timeout: float, *
 
 
 class Task(Future[_T], Generic[_T]):
-    _all_tasks = None  # type: Set[Task]
-    _current_tasks = {}  # type: Dict[AbstractEventLoop, Task]
+    _all_tasks = ...  # type: Set[Task]
+    _current_tasks = ...  # type: Dict[AbstractEventLoop, Task]
     @classmethod
     def current_task(cls, loop: AbstractEventLoop = ...) -> Task: ...
     @classmethod

stdlib/3.4/enum.pyi

@@ -10,7 +10,7 @@ class Enum:
     def __reduce_ex__(self, proto: Any) -> Any: ...
 
     name = ...  # type: str
-    value = None  # type: Any
+    value = ...  # type: Any
 
 class IntEnum(int, Enum): ...
 

stdlib/3/collections/__init__.pyi

@@ -35,7 +35,7 @@ class MutableString(UserString, MutableSequence): ...
 # Technically, deque only derives from MutableSequence in 3.5.
 # But in practice it's not worth losing sleep over.
 class deque(MutableSequence[_T], Generic[_T]):
-    maxlen = 0 # type: Optional[int] # TODO readonly
+    maxlen = ... # type: Optional[int] # TODO readonly
     def __init__(self, iterable: Iterable[_T] = ...,
                  maxlen: int = ...) -> None: ...
     def append(self, x: _T) -> None: ...

stdlib/3/os/__init__.pyi

@@ -15,9 +15,9 @@ import os.path as path
 
 supports_bytes_environ = False  # TODO: True when bytes implemented?
 
-SEEK_SET = 0 # type: int
-SEEK_CUR = 1 # type: int
-SEEK_END = 2 # type: int
+SEEK_SET = 0
+SEEK_CUR = 0
+SEEK_END = 0
 
 O_RDONLY = 0
 O_WRONLY = 0

stdlib/3/token.pyi

@@ -56,7 +56,7 @@ OP = 0
 ERRORTOKEN = 0
 N_TOKENS = 0
 NT_OFFSET = 0
-tok_name = {} # type: Dict[int, str]
+tok_name = ... # type: Dict[int, str]
 
 def ISTERMINAL(x: int) -> bool: pass
 def ISNONTERMINAL(x: int) -> bool: pass

stdlib/3/urllib/parse.pyi

@@ -19,12 +19,12 @@ __all__ = (
     'unquote_to_bytes'
 )
 
-uses_relative = []  # type: List[str]
-uses_netloc = []  # type: List[str]
-uses_params = []  # type: List[str]
-non_hierarchical = []  # type: List[str]
-uses_query = []  # type: List[str]
-uses_fragment = []  # type: List[str]
+uses_relative = ...  # type: List[str]
+uses_netloc = ...  # type: List[str]
+uses_params = ...  # type: List[str]
+non_hierarchical = ...  # type: List[str]
+uses_query = ...  # type: List[str]
+uses_fragment = ...  # type: List[str]
 scheme_chars = ...  # type: str
 MAX_CACHE_SIZE = 0
 

third_party/2.7/enum.pyi

@@ -10,7 +10,7 @@ class Enum:
     def __reduce_ex__(self, proto: Any) -> Any: ...
 
     name = ...  # type: str
-    value = None  # type: Any
+    value = ...  # type: Any
 
 class IntEnum(int, Enum): ...
 

third_party/2.7/gflags.pyi

@@ -64,19 +64,19 @@ class FlagValues:
   # TODO validator: gflags_validators.Validator
     def AddValidator(self, validator: Any) -> None: ...
 
-FLAGS = None  # type: FlagValues
+FLAGS = ...  # type: FlagValues
 
 class Flag:
     name = ...  # type: str
-    default = None  # type: Any
+    default = ...  # type: Any
     default_as_str = ...  # type: str
-    value = None  # type: Any
+    value = ...  # type: Any
     help = ...  # type: str
     short_name = ...  # type: str
     boolean = False
     present = False
-    parser = None  # type: ArgumentParser
-    serializer = None  # type: ArgumentSerializer
+    parser = ...  # type: ArgumentParser
+    serializer = ...  # type: ArgumentSerializer
     allow_override = False
 
     def __init__(self, parser: ArgumentParser, serializer: ArgumentSerializer, name: str,

third_party/2.7/sqlalchemy/sql/schema.pyi

@@ -77,7 +77,7 @@ class DefaultClause(FetchedValue): ...
 class PassiveDefault(DefaultClause): ...
 class Constraint(DialectKWArgs, SchemaItem): ...
 class ColumnCollectionMixin(object):
-    columns = None # type: Any
+    columns = ...  # type: Any
     def __init__(self, *columns, **kw): ...
     @classmethod
     def _extract_col_expression_collection(cls, expressions): ...