def __init__(self, id = None):
if id is not None:
self.id = id
else:
self.id = thread.get_ident()
self._events = {'call' : self.handle_call,
'line' : self.handle_line,
'return' : self.handle_return,
'exception' : self.handle_exception,
'c_call' : self.handle_c_call,
'c_return' : self.handle_c_return,
'c_exception' : self.handle_c_exception,
}
self.cur_frame = None
self.stepping = STEPPING_NONE
self.unblock_work = None
self._block_lock = thread.allocate_lock()
self._block_lock.acquire()
self._block_starting_lock = thread.allocate_lock()
self._is_blocked = False
self._is_working = False
self.stopped_on_line = None
self.detach = False
self.trace_func = self.trace_func # replace self.trace_func w/ a bound method so we don't need to re-create these regularly
self.prev_trace_func = None
self.trace_func_stack = []
self.reported_process_loaded = False
self.django_stepping = None
# stackless changes
if stackless is not None:
stackless.set_schedule_callback(self.context_dispatcher)
# the tasklets need to be traced on a case by case basis
# sys.trace needs to be called within their calling context
def __call__(tsk, *args, **kwargs):
f = tsk.tempval
def new_f(old_f, args, kwargs):
sys.settrace(self.trace_func)
try:
if old_f is not None:
return old_f(*args, **kwargs)
finally:
sys.settrace(None)
tsk.tempval = new_f
stackless.tasklet.setup(tsk, f, args, kwargs)
return tsk
def settrace(tsk, tb):
if hasattr(tsk.frame, "f_trace"):
tsk.frame.f_trace = tb
sys.settrace(tb)
self.__oldstacklesscall__ = stackless.tasklet.__call__
stackless.tasklet.settrace = settrace
stackless.tasklet.__call__ = __call__
if sys.platform == 'cli':
self.frames = []
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