def _sanitizer(self, obj): def to_primitive(_type, _value): return {"_type": _type, "_value": _value} if isinstance(obj, datetime.datetime): return to_primitive("datetime", timeutils.strtime(obj)) return super(RPCJSONSerializer, self)._sanitizer(obj)
def tasks_handle(self): while True: _task = self.task_queue.get() if not isinstance(_task, TaskObject): LOG.error(_('task type valid.')) continue LOG.debug(_('Task start to runs, task id is %s' % _task.id)) _task.start_time = timeutils.strtime() self.unhandle_task_list.append(copy.deepcopy(_task)) eventlet.spawn(_task.execute, self, self.ks_client.auth_token)
def to_primitive(value, convert_instances=False, level=0): """Convert a complex object into primitives. Handy for JSON serialization. We can optionally handle instances, but since this is a recursive function, we could have cyclical data structures. To handle cyclical data structures we could track the actual objects visited in a set, but not all objects are hashable. Instead we just track the depth of the object inspections and don't go too deep. Therefore, convert_instances=True is lossy ... be aware. """ nasty = [inspect.ismodule, inspect.isclass, inspect.ismethod, inspect.isfunction, inspect.isgeneratorfunction, inspect.isgenerator, inspect.istraceback, inspect.isframe, inspect.iscode, inspect.isbuiltin, inspect.isroutine, inspect.isabstract] for test in nasty: if test(value): return unicode(value) # value of itertools.count doesn't get caught by inspects # above and results in infinite loop when list(value) is called. if type(value) == itertools.count: return unicode(value) # FIXME(vish): Workaround for LP bug 852095. Without this workaround, # tests that raise an exception in a mocked method that # has a @wrap_exception with a notifier will fail. If # we up the dependency to 0.5.4 (when it is released) we # can remove this workaround. if getattr(value, '__module__', None) == 'mox': return 'mock' if level > 3: return '?' # The try block may not be necessary after the class check above, # but just in case ... try: # It's not clear why xmlrpclib created their own DateTime type, but # for our purposes, make it a datetime type which is explicitly # handled if isinstance(value, xmlrpclib.DateTime): value = datetime.datetime(*tuple(value.timetuple())[:6]) if isinstance(value, (list, tuple)): o = [] for v in value: o.append(to_primitive(v, convert_instances=convert_instances, level=level)) return o elif isinstance(value, dict): o = {} for k, v in value.iteritems(): o[k] = to_primitive(v, convert_instances=convert_instances, level=level) return o elif isinstance(value, datetime.datetime): return timeutils.strtime(value) elif hasattr(value, 'iteritems'): return to_primitive(dict(value.iteritems()), convert_instances=convert_instances, level=level + 1) elif hasattr(value, '__iter__'): return to_primitive(list(value), convert_instances=convert_instances, level=level) elif convert_instances and hasattr(value, '__dict__'): # Likely an instance of something. Watch for cycles. # Ignore class member vars. return to_primitive(value.__dict__, convert_instances=convert_instances, level=level + 1) else: return value except TypeError, e: # Class objects are tricky since they may define something like # __iter__ defined but it isn't callable as list(). return unicode(value)
def to_primitive(value, convert_instances=False, convert_datetime=True, level=0, max_depth=3): """Convert a complex object into primitives. Handy for JSON serialization. We can optionally handle instances, but since this is a recursive function, we could have cyclical data structures. To handle cyclical data structures we could track the actual objects visited in a set, but not all objects are hashable. Instead we just track the depth of the object inspections and don't go too deep. Therefore, convert_instances=True is lossy ... be aware. """ # handle obvious types first - order of basic types determined by running # full tests on nova project, resulting in the following counts: # 572754 <type 'NoneType'> # 460353 <type 'int'> # 379632 <type 'unicode'> # 274610 <type 'str'> # 199918 <type 'dict'> # 114200 <type 'datetime.datetime'> # 51817 <type 'bool'> # 26164 <type 'list'> # 6491 <type 'float'> # 283 <type 'tuple'> # 19 <type 'long'> if isinstance(value, _simple_types): return value if isinstance(value, datetime.datetime): if convert_datetime: return timeutils.strtime(value) else: return value # value of itertools.count doesn't get caught by nasty_type_tests # and results in infinite loop when list(value) is called. if type(value) == itertools.count: return six.text_type(value) # FIXME(vish): Workaround for LP bug 852095. Without this workaround, # tests that raise an exception in a mocked method that # has a @wrap_exception with a notifier will fail. If # we up the dependency to 0.5.4 (when it is released) we # can remove this workaround. if getattr(value, '__module__', None) == 'mox': return 'mock' if level > max_depth: return '?' # The try block may not be necessary after the class check above, # but just in case ... try: recursive = functools.partial(to_primitive, convert_instances=convert_instances, convert_datetime=convert_datetime, level=level, max_depth=max_depth) if isinstance(value, dict): return dict((k, recursive(v)) for k, v in value.iteritems()) elif isinstance(value, (list, tuple)): return [recursive(lv) for lv in value] # It's not clear why xmlrpclib created their own DateTime type, but # for our purposes, make it a datetime type which is explicitly # handled if isinstance(value, xmlrpclib.DateTime): value = datetime.datetime(*tuple(value.timetuple())[:6]) if convert_datetime and isinstance(value, datetime.datetime): return timeutils.strtime(value) elif hasattr(value, 'iteritems'): return recursive(dict(value.iteritems()), level=level + 1) elif hasattr(value, '__iter__'): return recursive(list(value)) elif convert_instances and hasattr(value, '__dict__'): # Likely an instance of something. Watch for cycles. # Ignore class member vars. return recursive(value.__dict__, level=level + 1) else: if any(test(value) for test in _nasty_type_tests): return six.text_type(value) return value except TypeError: # Class objects are tricky since they may define something like # __iter__ defined but it isn't callable as list(). return six.text_type(value)
def to_primitive(value, convert_instances=False, convert_datetime=True, level=0, max_depth=3): """Convert a complex object into primitives. Handy for JSON serialization. We can optionally handle instances, but since this is a recursive function, we could have cyclical data structures. To handle cyclical data structures we could track the actual objects visited in a set, but not all objects are hashable. Instead we just track the depth of the object inspections and don't go too deep. Therefore, convert_instances=True is lossy ... be aware. """ # handle obvious types first - order of basic types determined by running # full tests on nova project, resulting in the following counts: # 572754 <type 'NoneType'> # 460353 <type 'int'> # 379632 <type 'unicode'> # 274610 <type 'str'> # 199918 <type 'dict'> # 114200 <type 'datetime.datetime'> # 51817 <type 'bool'> # 26164 <type 'list'> # 6491 <type 'float'> # 283 <type 'tuple'> # 19 <type 'long'> if isinstance(value, _simple_types): return value if isinstance(value, datetime.datetime): if convert_datetime: return timeutils.strtime(value) else: return value # value of itertools.count doesn't get caught by nasty_type_tests # and results in infinite loop when list(value) is called. if type(value) == itertools.count: return six.text_type(value) # FIXME(vish): Workaround for LP bug 852095. Without this workaround, # tests that raise an exception in a mocked method that # has a @wrap_exception with a notifier will fail. If # we up the dependency to 0.5.4 (when it is released) we # can remove this workaround. if getattr(value, '__module__', None) == 'mox': return 'mock' if level > max_depth: return '?' # The try block may not be necessary after the class check above, # but just in case ... try: recursive = functools.partial(to_primitive, convert_instances=convert_instances, convert_datetime=convert_datetime, level=level, max_depth=max_depth) if isinstance(value, dict): return dict((k, recursive(v)) for k, v in six.iteritems(value)) elif isinstance(value, (list, tuple)): return [recursive(lv) for lv in value] # It's not clear why xmlrpclib created their own DateTime type, but # for our purposes, make it a datetime type which is explicitly # handled if isinstance(value, xmlrpclib.DateTime): value = datetime.datetime(*tuple(value.timetuple())[:6]) if convert_datetime and isinstance(value, datetime.datetime): return timeutils.strtime(value) elif isinstance(value, gettextutils.Message): return value.data elif hasattr(value, 'iteritems'): return recursive(dict(value.iteritems()), level=level + 1) elif hasattr(value, '__iter__'): return recursive(list(value)) elif convert_instances and hasattr(value, '__dict__'): # Likely an instance of something. Watch for cycles. # Ignore class member vars. return recursive(value.__dict__, level=level + 1) elif netaddr and isinstance(value, netaddr.IPAddress): return six.text_type(value) else: if any(test(value) for test in _nasty_type_tests): return six.text_type(value) return value except TypeError: # Class objects are tricky since they may define something like # __iter__ defined but it isn't callable as list(). return six.text_type(value)
def to_primitive(value, convert_instances=False, level=0): """Convert a complex object into primitives. Handy for JSON serialization. We can optionally handle instances, but since this is a recursive function, we could have cyclical data structures. To handle cyclical data structures we could track the actual objects visited in a set, but not all objects are hashable. Instead we just track the depth of the object inspections and don't go too deep. Therefore, convert_instances=True is lossy ... be aware. """ nasty = [ inspect.ismodule, inspect.isclass, inspect.ismethod, inspect.isfunction, inspect.isgeneratorfunction, inspect.isgenerator, inspect.istraceback, inspect.isframe, inspect.iscode, inspect.isbuiltin, inspect.isroutine, inspect.isabstract, ] for test in nasty: if test(value): return unicode(value) # value of itertools.count doesn't get caught by inspects # above and results in infinite loop when list(value) is called. if type(value) == itertools.count: return unicode(value) # FIXME(vish): Workaround for LP bug 852095. Without this workaround, # tests that raise an exception in a mocked method that # has a @wrap_exception with a notifier will fail. If # we up the dependency to 0.5.4 (when it is released) we # can remove this workaround. if getattr(value, "__module__", None) == "mox": return "mock" if level > 3: return "?" # The try block may not be necessary after the class check above, # but just in case ... try: # It's not clear why xmlrpclib created their own DateTime type, but # for our purposes, make it a datetime type which is explicitly # handled if isinstance(value, xmlrpclib.DateTime): value = datetime.datetime(*tuple(value.timetuple())[:6]) if isinstance(value, (list, tuple)): o = [] for v in value: o.append(to_primitive(v, convert_instances=convert_instances, level=level)) return o elif isinstance(value, dict): o = {} for k, v in value.iteritems(): o[k] = to_primitive(v, convert_instances=convert_instances, level=level) return o elif isinstance(value, datetime.datetime): return timeutils.strtime(value) elif hasattr(value, "iteritems"): return to_primitive(dict(value.iteritems()), convert_instances=convert_instances, level=level + 1) elif hasattr(value, "__iter__"): return to_primitive(list(value), convert_instances=convert_instances, level=level) elif convert_instances and hasattr(value, "__dict__"): # Likely an instance of something. Watch for cycles. # Ignore class member vars. return to_primitive(value.__dict__, convert_instances=convert_instances, level=level + 1) else: return value except TypeError, e: # Class objects are tricky since they may define something like # __iter__ defined but it isn't callable as list(). return unicode(value)
def ready(self): # first time to run if self.last_run_time is None: self.last_run_time = timeutils.strtime() return self.run_immediately return timeutils.is_older_than(self.last_run_time, self.interval)