From 6abe03288bb1c8bf36c10a2afd237b3c72cbcd68 Mon Sep 17 00:00:00 2001
From: Yury Selivanov <yselivanov@sprymix.com>
Date: Wed, 13 May 2015 17:18:41 -0400
Subject: inspect: Add __slots__ to BoundArguments.

---
 Lib/inspect.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Lib/inspect.py b/Lib/inspect.py
index e52d86e..9f4d005 100644
--- a/Lib/inspect.py
+++ b/Lib/inspect.py
@@ -2377,6 +2377,8 @@ class BoundArguments:
         Dict of keyword arguments values.
     """
 
+    __slots__ = ('arguments', '_signature', '__weakref__')
+
     def __init__(self, signature, arguments):
         self.arguments = arguments
         self._signature = signature
@@ -2443,6 +2445,13 @@ class BoundArguments:
                 self.signature == other.signature and
                 self.arguments == other.arguments)
 
+    def __setstate__(self, state):
+        self._signature = state['_signature']
+        self.arguments = state['arguments']
+
+    def __getstate__(self):
+        return {'_signature': self._signature, 'arguments': self.arguments}
+
 
 class Signature:
     """A Signature object represents the overall signature of a function.
-- 
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