Merge pull request #31 from gnprice/operator

operator: share in 2and3, and make attrgetter and friends usable

builtins/2and3/operator.pyi

@@ -1,6 +1,6 @@
 # Stubs for operator
 
-from typing import Any
+from typing import Any, Callable
 
 def __abs__(a: Any) -> Any: ...
 def __add__(a: Any, b: Any) -> Any: ...
@@ -114,11 +114,14 @@ def truediv(a: Any, b: Any) -> Any: ...
 def truth(x: Any) -> bool: ...
 def xor(a: Any, b: Any) -> Any: ...
 
-class attrgetter(object):
-    def __init__(self, name: Any) -> None: ...
+# Unsupported feature: "If more than one attribute is requested,
+#   returns a tuple of attributes."
+# Unsupported: on Python 2 the parameter type should be `basestring`.
+def attrgetter(attr: str) -> Callable[[Any], Any]: ...
 
-class itemgetter(object):
-    def __init__(self, key: Any) -> None: ...
+# Unsupported feature: "If multiple items are specified, returns a
+#   tuple of lookup values."
+def itemgetter(item: Any) -> Callable[[Any], Any]: ...
 
-class methodcaller(object):
-    def __init__(self, method_name: str, *args, **kwargs) -> None: ...
+# Unsupported: on Python 2 the parameter type should be `basestring`.
+def methodcaller(name: str, *args, **kwargs) -> Callable[[Any], Any]: ...

builtins/3/operator.pyi

@@ -1,7 +0,0 @@
-# Stubs for operator
-
-# NOTE: These are incomplete!
-
-from typing import Any
-
-def add(a: Any, b: Any) -> Any: ...