def __init__(self, key = None, value = None, binary = None):
self.key = key
self.value = value
- self.binary = binary
+ if binary is not None:
+ self.binary = binary
def properties(self):
return ['binary', 'key', 'value']
def __init__(self, key = None, value = None, source = None):
self.key = key
self.value = value
- self.source = source
+ if source is not None:
+ self.source = source
def properties(self):
return ['source', 'key', 'value']