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alexroan/getLatestPrice_web3.py

Created August 4, 2020 13:20
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getLatestPrice_web3.py
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getLatestPrice_web3.py
from web3 import Web3
web3 = Web3(Web3.HTTPProvider('https://ropsten.infura.io/v3/<infura_project_id>'))
abi = '[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"int256","name":"current","type":"int256"},{"indexed":true,"internalType":"uint256","name":"roundId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"timestamp","type":"uint256"}],"name":"AnswerUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"roundId","type":"uint256"},{"indexed":true,"internalType":"address","name":"startedBy","type":"address"},{"indexed":false,"internalType":"uint256","name":"startedAt","type":"uint256"}],"name":"NewRound","type":"event"},{"inputs":[{"internalType":"uint256","name":"roundId","type":"uint256"}],"name":"getAnswer","outputs":[{"internalType":"int256","name":"","type":"int256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"roundId","type":"uint256"}],"name":"getTimestamp","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"latestAnswer","outputs":[{"internalType":"int256","name":"","type":"int256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"latestRound","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"latestTimestamp","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"}]'
addr = '0x8468b2bDCE073A157E560AA4D9CcF6dB1DB98507'
contract = web3.eth.contract(address=addr, abi=abi)
latestPrice = contract.functions.latestAnswer().call()
print(latestPrice)
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