From 740568ed254cf1d6083dd9af8732c005728a61bc Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@dropbox.com>
Date: Mon, 18 Jan 2016 16:50:00 -0800
Subject: [PATCH] Use NamedTuple for inspect.ArgSpec and .FullArgSpec.

---
 stdlib/2.7/inspect.pyi | 13 ++++++-------
 stdlib/3/inspect.pyi   | 30 ++++++++++++++----------------
 2 files changed, 20 insertions(+), 23 deletions(-)

diff --git a/stdlib/2.7/inspect.pyi b/stdlib/2.7/inspect.pyi
index b1cfb9c56..1ea9fa4c5 100644
--- a/stdlib/2.7/inspect.pyi
+++ b/stdlib/2.7/inspect.pyi
@@ -1,5 +1,5 @@
 # TODO incomplete
-from typing import Any, List, Tuple
+from typing import Any, List, Tuple, NamedTuple
 
 def isgenerator(object: Any) -> bool: ...
 
@@ -10,11 +10,10 @@ _FrameRecord = Tuple[_Frame, str, int, str, List[str], int]
 def currentframe() -> _FrameRecord: ...
 def stack(context: int = ...) -> List[_FrameRecord]: ...
 
-# namedtuple('ArgSpec', 'args varargs keywords defaults')
-class ArgSpec(tuple):
-    args = ...  # type: List[str]
-    varargs = ...  # type: str
-    keywords = ...  # type: str
-    defaults = ...  # type: tuple
+ArgSpec = NamedTuple('ArgSpec', [('args', List[str]),
+                                 ('varargs', str),
+                                 ('keywords', str),
+                                 ('defaults', tuple),
+                                 ])
 
 def getargspec(func: object) -> ArgSpec: ...
diff --git a/stdlib/3/inspect.pyi b/stdlib/3/inspect.pyi
index 710d7f3b4..abbc7f6d3 100644
--- a/stdlib/3/inspect.pyi
+++ b/stdlib/3/inspect.pyi
@@ -1,6 +1,6 @@
 # Stubs for inspect
 
-from typing import Any, Tuple, List, Dict, Callable
+from typing import Any, Tuple, List, Dict, Callable, NamedTuple
 from types import FrameType
 
 _object = object
@@ -22,24 +22,22 @@ def cleandoc(doc: str) -> str: ...
 
 def getsourcelines(obj: object) -> Tuple[List[str], int]: ...
 
-# namedtuple('ArgSpec', 'args varargs keywords defaults')
-class ArgSpec(tuple):
-    args = ...  # type: List[str]
-    varargs = ...  # type: str
-    keywords = ...  # type: str
-    defaults = ...  # type: tuple
+ArgSpec = NamedTuple('ArgSpec', [('args', List[str]),
+                                 ('varargs', str),
+                                 ('keywords', str),
+                                 ('defaults', tuple),
+                                 ])
 
 def getargspec(func: object) -> ArgSpec: ...
 
-# namedtuple('FullArgSpec', 'args varargs varkw defaults kwonlyargs kwonlydefaults annotations')
-class FullArgSpec(tuple):
-    args = ...  # type: List[str]
-    varargs = ...  # type: str
-    varkw = ...  # type: str
-    defaults = ...  # type: tuple
-    kwonlyargs = ...  # type: List[str]
-    kwonlydefaults = ...  # type: Dict[str, Any]
-    annotations = ...  # type: Dict[str, Any]
+FullArgSpec = NamedTuple('FullArgSpec', [('args', List[str]),
+                                         ('varargs', str),
+                                         ('varkw', str),
+                                         ('defaults', tuple),
+                                         ('kwonlyargs', List[str]),
+                                         ('kwonlydefaults', Dict[str, Any]),
+                                         ('annotations', Dict[str, Any]),
+                                         ])
 
 def getfullargspec(func: object) -> FullArgSpec: ...