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        "description": "# ethereum-input-decoder\nDecode transaction inputs and constructor arguments based on the ethereum contract ABI. Tries to lookup function\nsignature hashes from 4bytes.directory.\n\n* python3\n* suggested as a PR to [eth-abi #69](https://github.com/ethereum/eth-abi/pull/69)\n* the heavy lifting is done by `eth-abi`\n* utilized in [pyetherchain](https://github.com/tintinweb/pyetherchain) to decode and dump smart contract code with inputs\n\nDecode transaction inputs and constructor arguments to contract at [0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e](https://etherscan.io/address/0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e#code) to a more human friendly notation.\n\n#### Example: Decode providing the ABI as .json\n\nUsage:\n\n    python -m ethereum_input_decoder -a ./test/contract_abi_ab7c74abc0c4d48d1bdad5dcb26153fc8780f83e.json -c 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 -t 0x797af62798d790d3133e0049215669e09b55a0b59d586c95f94c2d56b2812040133d7707 -t 0x797af62798d790d3133e0049215669e09b55a0b59d586c95f94c2d56b2812040133d7707\n\nOutput:\n\n    ==[Constructor]==\n      Raw:         '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'\n      Description: constructor None ((address[]) _owners = ('0x2903cadbe271e057edef157340b52a5898d7424f', '0xba7ca1bcf210c1b37cf5818816c4a819c3040ea7', '0x14cd6536d449e3f6878f2d6859e1ff92ae0990e6', '0x0c24441e42277445e38e02dfc3494577c05ba46b'), (uint256) _required = 2, (uint256) _daylimit = 1000000000000000000) returns ()\n\n    ==[Input]==\n      Raw:         '0x797af62798d790d3133e0049215669e09b55a0b59d586c95f94c2d56b2812040133d7707'\n      Description: function confirm ((bytes32) _h = b'\\x98\\xd7\\x90\\xd3\\x13>\\x00I!Vi\\xe0\\x9bU\\xa0\\xb5\\x9dXl\\x95\\xf9L-V\\xb2\\x81 @\\x13=w\\x07') returns ((bool) )\n\n\n#### Example: Decode without providing the ABI and forcing an online lookup from 4bytes.directory\n\nUsage:\n\n    python -m ethereum_input_decoder -t 0x166eb4cb962ee1f494711b8726972fc3b23519008854ca46e73383da53aea339ee82ee7d0000000000000000000000000000000000000000000000000000000000000000\n\nOutput:\n\n    **online lookup**\n\n\n    ==[Input]==\n      Raw:         '0x166eb4cb962ee1f494711b8726972fc3b23519008854ca46e73383da53aea339ee82ee7d0000000000000000000000000000000000000000000000000000000000000000'\n      Description: function Put ((bytes32) arg0 = b'\\x16n\\xb4\\xcb\\x96.\\xe1\\xf4\\x94q\\x1b\\x87&\\x97/\\xc3\\xb25\\x19\\x00\\x88T\\xcaF\\xe73\\x83\\xdaS\\xae\\xa39', (uint256) arg1 = 107881794066862459943708362605633226548906029344009971714560720257241323667456) returns ()\n\n\n## API\n\n```python\nfrom ethereum_input_decoder import ContractAbi\n\nca = ContractAbi(json.loads(json_abi_str))\nprint(ca.describe_input(b'797aaf...3d7707'))\n# function confirm ((bytes32) _h = b'\\x98\\xd7\\x90\\xd3\\x13>\\x00I!Vi\\xe0\\x9bU\\xa0\\xb5\\x9dXl\\x95\\xf9L-V\\xb2\\x81 @\\x13=w\\x07') returns ((bool) )\nprint(ca.describe_constructor(b'000000...5ba46b\")))\n# constructor None ((address[]) _owners = ('0x2903cadbe271e057edef157340b52a5898d7424f', '0xba7ca1bcf210c1b37cf5818816c4a819c3040ea7', '0x14cd6536d449e3f6878f2d6859e1ff92ae0990e6', '0x0c24441e42277445e38e02dfc3494577c05ba46b'), (uint256) _required = 2, (uint256) _daylimit = 1000000000000000000) returns ()\n```\n```python\n# online lookup without having an ABI ready\nfrom ethereum_input_decoder AbiMethod\n\nprint(AbiMethod.from_input_lookup(Utils.str_to_bytes(txinput)))\n# function Put ((bytes32) arg0 = b'\\x16n\\xb4\\xcb\\x96.\\xe1\\xf4\\x94q\\x1b\\x87&\\x97/\\xc3\\xb25\\x19\\x00\\x88T\\xcaF\\xe73\\x83\\xdaS\\xae\\xa39', (uint256) arg1 = 107881794066862459943708362605633226548906029344009971714560720257241323667456) returns ()\n```\n",
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