Source code for graphenecommon.vesting

# -*- coding: utf-8 -*-
from .exceptions import VestingBalanceDoesNotExistsException
from .blockchainobject import BlockchainObject
from .instance import AbstractBlockchainInstanceProvider


class Vesting(BlockchainObject, AbstractBlockchainInstanceProvider):
    """ Read data about a Vesting Balance in the chain

        :param str id: Id of the vesting balance
        :param instance blockchain_instance: instance to use when accesing a RPC

    """

    def __init__(self, *args, **kwargs):
        self.define_classes()
        assert self.account_class
        assert self.type_id
        assert self.amount_class
        BlockchainObject.__init__(self, *args, **kwargs)

[docs] def refresh(self): obj = self.blockchain.rpc.get_objects([self.identifier])[0] if not obj: raise VestingBalanceDoesNotExistsException super(Vesting, self).__init__(obj, blockchain_instance=self.blockchain)
@property def account(self): return self.account_class(self["owner"], blockchain_instance=self.blockchain) @property def claimable(self): if self["policy"][0] == 1: p = self["policy"][1] ratio = ( ( (float(p["coin_seconds_earned"]) / float(self["balance"]["amount"])) / float(p["vesting_seconds"]) ) if float(p["vesting_seconds"]) > 0.0 else 1 ) return ( self.amount_class(self["balance"], blockchain_instance=self.blockchain) * ratio ) else: raise NotImplementedError("This policy isn't implemented yet")
[docs] def claim(self, amount=None): assert callable(self.blockchain.vesting_balance_withdraw) return self.blockchain.vesting_balance_withdraw( self["id"], amount=amount, account=self["owner"] )