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prevent adding None as fulfillment / condition to Transaction

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Scott Sadler 2016-10-13 16:12:27 +02:00 committed by Sylvain Bellemare
parent 470f2694d7
commit 39940d2a71
1 changed files with 5 additions and 9 deletions
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10
transaction.py
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@ -499,17 +499,13 @@ class Transaction(object):
return inputs return inputs
def add_fulfillment(self, fulfillment): def add_fulfillment(self, fulfillment):
if (fulfillment is not None and not if not isinstance(fulfillment, Fulfillment):
isinstance(fulfillment, Fulfillment)): raise TypeError('`fulfillment` must be a Fulfillment instance')
raise TypeError('`fulfillment` must be a Fulfillment instance or '
'None')
else:
self.fulfillments.append(fulfillment) self.fulfillments.append(fulfillment)
def add_condition(self, condition): def add_condition(self, condition):
if condition is not None and not isinstance(condition, Condition): if not isinstance(condition, Condition):
raise TypeError('`condition` must be a Condition instance or None') raise TypeError('`condition` must be a Condition instance or None')
else:
self.conditions.append(condition) self.conditions.append(condition)
def sign(self, private_keys): def sign(self, private_keys):