use fallback ERC-20 ABI

This commit is contained in:
agatha 2024-06-08 21:08:02 -04:00
parent 8bd83a28c8
commit c85b3ea38d
2 changed files with 35 additions and 2 deletions

View File

@ -11,7 +11,8 @@ from util import load_config
def init_logger():
logger.add(sys.stdout, level="DEBUG")
logger.remove()
logger.add(sys.stdout, level="INFO")
async def main():
@ -47,4 +48,5 @@ async def main():
if __name__ == '__main__':
init_logger()
asyncio.get_event_loop().run_until_complete(main())

33
util.py
View File

@ -4,6 +4,36 @@ from loguru import logger
from typing import Any, Optional, Dict
from web3.types import ChecksumAddress
STANDARD_ERC20_ABI = [
{
"constant": True,
"inputs": [],
"name": "name",
"outputs": [{"name": "", "type": "string"}],
"payable": False,
"stateMutability": "view",
"type": "function",
},
{
"constant": True,
"inputs": [],
"name": "symbol",
"outputs": [{"name": "", "type": "string"}],
"payable": False,
"stateMutability": "view",
"type": "function",
},
{
"constant": True,
"inputs": [],
"name": "totalSupply",
"outputs": [{"name": "", "type": "uint256"}],
"payable": False,
"stateMutability": "view",
"type": "function",
}
]
def fetch_abi(address: ChecksumAddress, headers: Optional[Dict[str, Any]] = None,
params: Optional[Dict[str, Any]] = None, key: Optional[str] = None) -> Optional[Dict[str, Any]]:
@ -15,7 +45,8 @@ def fetch_abi(address: ChecksumAddress, headers: Optional[Dict[str, Any]] = None
# Check for error in the response
if data['status'] == '0':
logger.error(f"Error fetching ABI: {data.get('result')}")
return None
logger.warning(f"Using fallback ABI.")
return STANDARD_ERC20_ABI
return json.loads(data['result'])