How to use __bool__ method in avocado

Best Python code snippet using avocado_python Github


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...4 Special Exception:5 6 If an API failed to load, it will be substituted with an instance of this class.7 """8 def __bool__(self):9 return False10 __nonzero__ = __bool__11 def __getattr__(self, attr):12 # This will be triggered if any attribute is sought.13 raise self14class WarehouseAPINotInstalled(WarehouseAPIFaked):15 pass16class WarehouseAPICredentialsMissing(WarehouseAPIFaked):17 pass18class WarehouseInvalidInput(RuntimeError):19 def __bool__(self):20 return False21 __nonzero__ = __bool__22class WarehouseTableGenericError(RuntimeError):23 def __init__(24 self,25 *args,26 exception:Exception,27 **kwargs,28 )->None:29 super().__init__(30 *args,31 **kwargs,32 )33 34 self.exception = exception35 def __bool__(self):36 return False37 __nonzero__ = __bool__38 39class WarehouseAccessDenied(RuntimeError):40 def __bool__(self):41 return False42 __nonzero__ = __bool__43class WarehouseTableNotFound(RuntimeError):44 def __bool__(self):45 return False46 __nonzero__ = __bool__47class WarehouseTableRowsInvalid(ValueError):48 def __bool__(self):49 return False50 __nonzero__ = __bool__51class WarehouseRowOversize(RuntimeError):52 def __bool__(self):53 return False...

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...3import six4from missing import Missing5class FirstGoodBool(object):6 """__bool__ returns <type 'bool'>"""7 def __bool__(self):8 return True9class SecondGoodBool(object):10 """__bool__ returns <type 'bool'>"""11 def __bool__(self):12 return bool(0)13class BoolMetaclass(type):14 def __bool__(cls):15 return True16@six.add_metaclass(BoolMetaclass)17class ThirdGoodBool(object):18 """Bool through the metaclass."""19class FirstBadBool(object):20 """ __bool__ returns an integer """21 def __bool__(self): # [invalid-bool-returned]22 return 123class SecondBadBool(object):24 """ __bool__ returns str """25 def __bool__(self): # [invalid-bool-returned]26 return "True"27class ThirdBadBool(object):28 """ __bool__ returns node which does not have 'value' in AST """29 def __bool__(self): # [invalid-bool-returned]30 return lambda: 331class AmbigousBool(object):32 """ Uninferable return value """33 __bool__ = lambda self: Missing34class AnotherAmbiguousBool(object):35 """Potential uninferable return value"""36 def __bool__(self):...

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