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threadobject.py
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threadobject.py
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import copy
from topaz.module import ClassDef
from topaz.objects.objectobject import W_Object
class W_ThreadObject(W_Object):
classdef = ClassDef("Thread", W_Object.classdef, filepath=__file__)
def __init__(self, space):
W_Object.__init__(self, space)
# TODO: This should be a map dict.
self.local_storage = {}
def __deepcopy__(self, memo):
obj = super(W_ThreadObject, self).__deepcopy__(memo)
obj.local_storage = copy.deepcopy(self.local_storage, memo)
return obj
@classdef.singleton_method("current")
def method_current(self, space):
return space.w_main_thread
@classdef.method("[]", key="str")
def method_subscript(self, space, key):
return self.local_storage.get(key, space.w_nil)
@classdef.method("[]=", key="str")
def method_subscript_assign(self, space, key, w_value):
self.local_storage[key] = w_value
return w_value
@classdef.method("recursion_guard")
def method_recursion_guard(self, space, w_identifier, w_obj, block):
"""
Calls the block with true if recursion is detected, false otherwise.
It is up to the block to decide what to do in either case.
"""
ec = space.getexecutioncontext()
identifier = space.str_w(w_identifier)
with ec.recursion_guard(identifier, w_obj) as in_recursion:
if not in_recursion:
space.invoke_block(block, [])
return space.newbool(in_recursion)