tronapi-JCO 3.2.3

Smart Contract

from tronapi import Tron
from solc import compile_source

full_node = 'https://api.trongrid.io'
solidity_node = 'https://api.trongrid.io'
event_server = 'https://api.trongrid.io'

tron = Tron(full_node=full_node,
        solidity_node=solidity_node,
        event_server=event_server)

# or default (tron = Tron())


# Solidity source code
contract_source_code = '''
pragma solidity ^0.4.25;

contract Hello {
    string public message;

    function Hello(string initialMessage) public {
        message = initialMessage;
    }

    function setMessage(string newMessage) public {
        message = newMessage;
    }
}

'''

compiled_sol = compile_source(contract_source_code)
contract_interface = compiled_sol['<stdin>:Hello']

hello = tron.trx.contract(
    abi=contract_interface['abi'],
    bytecode=contract_interface['bin']
)

# Submit the transaction that deploys the contract
tx = hello.deploy(
    fee_limit=10**9,
    call_value=0,
    consume_user_resource_percent=1
)

Base Example

from tronapi import Tron
logging.basicConfig(level=logging.DEBUG, format="%(asctime)s - %(levelname)s - %(message)s")
logger = logging.getLogger()

full_node = 'https://api.trongrid.io'
solidity_node = 'https://api.trongrid.io'
event_server = 'https://api.trongrid.io'

tron = Tron(full_node=full_node,
        solidity_node=solidity_node,
        event_server=event_server)

account = tron.create_account
is_valid = bool(tron.trx.is_address(account.address.hex))

logger.debug('Generated account: ')
logger.debug('- Private Key: ' + account.private_key)
logger.debug('- Public Key: ' + account.public_key)
logger.debug('- Address: ')
logger.debug('-- Base58: ' + account.address.base58)
logger.debug('-- Hex: ' + account.address.hex)
logger.debug('-- isValid: ' + str(is_valid))
logger.debug('-----------')

transaction = tron.trx.get_transaction('757a14cef293c69b1cf9b9d3d19c2e40a330c640b05c6ffa4d54609a9628758c')

logger.debug('Transaction: ')
logger.debug('- Hash: ' + transaction['txID'])
logger.debug('- Transaction: ' + json.dumps(transaction, indent=2))
logger.debug('-----------')

# Events
event_result = tron.trx.get_event_result('TGEJj8eus46QMHPgWQe1FJ2ymBXRm96fn1', 0, 'Notify')

logger.debug('Event result:')
logger.debug('Contract Address: TGEJj8eus46QMHPgWQe1FJ2ymBXRm96fn1')
logger.debug('Event Name: Notify')
logger.debug('Block Number: 32162')
logger.debug('- Events: ' + json.dumps(event_result, indent=2))

More samples and snippets are available at examples.