Get test_threading_local.py working

from_cpython/Lib/_threading_local.py

@@ -15,8 +15,9 @@ a thread-local object and use its attributes:
   42
 
 You can also access the local-object's dictionary:
+(Pyston change: changed this to dict(mydata.__dict__) to make more portable)
 
-  >>> mydata.__dict__
+  >>> dict(mydata.__dict__)
   {'number': 42}
   >>> mydata.__dict__.setdefault('widgets', [])
   []

from_cpython/Lib/test/test_threading_local.py

-# expected: fail
 import unittest
 from doctest import DocTestSuite
 from test import test_support

test/CPYTHON_TEST_NOTES.md

@@ -141,9 +141,8 @@ test_syntax             [unknown]
 test_sys_setprofile     [unknown]
 test_sys_settrace       [unknown]
 test_sys                we're missing some attributes in the sys module (call_tracing, __excepthook__, setrecursionlimit, etc)
-test_tcl                [unknown]
-test_threading_local    [unknown]
-test_threading          [unknown]
+test_tcl                No module named _tkinter
+test_threading          Multiple issues, including not having sys.settrace
 test_tk                 [unknown]
 test_tools              [unknown]
 test_traceback          [unknown]