get_contract

Documentation for eth_defi.abi.get_contract function.

get_contract(web3, fname, bytecode=None)

Get Contract proxy class from ABI JSON file.

Read ABI file from - Our bundled contracts in the Python package - Filesystem using absolute path - ABI file can be a solc compiling artifact or Etherscan copy-pasted ABI.

See Web3.py documentation on Contract instances.

Any results are cached. Web3 connection is part of the cache key.

Example:

IERC20 = get_contract(web3, "sushi/IERC20.json")

Parameters

• web3 (web3.main.Web3) – Web3 instance

• bytecode (Optional[str]) – Override bytecode payload for the contract

• fname (str | pathlib.Path) –

  Solidity compiler artifact.

  Use slash prefixed path for absolute lookups.

  JSON filename from supported contract lists.

Returns

Contract proxy class

Return type

Type[web3.contract.contract.Contract]