def update_feed_producers(self, producers):
""" Update bitasset feed producers
:param list producers: List of accounts that are allowed to produce
a feed
"""
assert self.is_bitasset, "Asset needs to be a bitasset/market pegged asset"
from .account import Account
op = operations.Asset_update_feed_producers(
**{
"fee": {
"amount": 0,
"asset_id": "1.3.0"
},
"issuer":
self["issuer"],
"asset_to_update":
self["id"],
"new_feed_producers": [
Account(a, blockchain_instance=self.blockchain)["id"]
for a in producers
],
"extensions": [],
})
return self.blockchain.finalizeOp(op, self["issuer"], "active")
def test_feed_producer_update(self):
op = operations.Asset_update_feed_producers(
**{
"fee": {
"amount": 0,
"asset_id": "1.3.0"
},
"issuer": "1.2.214",
"asset_to_update": "1.3.132",
"new_feed_producers": ["1.2.214", "1.2.341", "1.2.2414"],
"extensions": []
})
ops = [Operation(op)]
tx = Signed_Transaction(ref_block_num=ref_block_num,
ref_block_prefix=ref_block_prefix,
expiration=expiration,
operations=ops)
tx = tx.sign([wif], chain=prefix)
tx.verify([PrivateKey(wif).pubkey], "BTS")
txWire = hexlify(bytes(tx)).decode("ascii")
compare = ("f68585abf4dce7c80457010d000000000000000000d60184010"
"3d601d502ee120000011f34dc3aafe350f3f8608cc3d0db3b64"
"a8f40b60d3528c9fa9e88fc3185fc27f4922ef5612f657205ad"
"6fc6fed68ec78c4776e1fd125278ab03c8477b37e4c569a")
self.assertEqual(compare[:-130], txWire[:-130])
def test_feed_producer_update(self):
self.op = operations.Asset_update_feed_producers(**{
"fee": {"amount": 0, "asset_id": "1.3.0"},
"issuer": "1.2.214",
"asset_to_update": "1.3.132",
"new_feed_producers": ["1.2.214", "1.2.341", "1.2.2414"],
"extensions": []
})
self.cm = ("f68585abf4dce7c80457010d000000000000000000d60184010"
"3d601d502ee120000011f34dc3aafe350f3f8608cc3d0db3b64"
"a8f40b60d3528c9fa9e88fc3185fc27f4922ef5612f657205ad"
"6fc6fed68ec78c4776e1fd125278ab03c8477b37e4c569a")
self.doit()
