def load(self):
"""Load masternodes from wallet storage."""
masternodes = self.wallet.storage.get('masternodes', {})
self.masternodes = [MasternodeAnnounce.from_dict(d) for d in masternodes.values()]
proposals = self.wallet.storage.get('budget_proposals', {})
self.proposals = [BudgetProposal.from_dict(d) for d in proposals.values()]
self.budget_votes = [BudgetVote.from_dict(d) for d in self.wallet.storage.get('budget_votes', [])]
def vote(self, alias, proposal_name, vote_choice):
"""Vote on a budget proposal."""
self.check_can_vote(alias, proposal_name)
# Validate vote choice.
if vote_choice.upper() not in ('YES', 'NO'):
raise ValueError('Invalid vote choice: "%s"' % vote_choice)
# Create the vote.
mn = self.get_masternode(alias)
vote = BudgetVote(vin=mn.vin, proposal_hash=proposal_hash, vote=vote_choice)
# Sign the vote with delegate key.
sig = self.wallet.sign_budget_vote(vote, mn.delegate_key)
return self.send_vote(vote, base64.b64encode(sig))