diff --git a/readme.md b/readme.md new file mode 100644 index 0000000..0c82776 --- /dev/null +++ b/readme.md @@ -0,0 +1,25 @@ +# multicall.py + +python interface for makerdao's [multicall](https://github.com/makerdao/multicall) and a port of [multicall.js](https://github.com/makerdao/multicall.js) + +## example + +```python +from multicall import Call, Multicall + +# assuming you are on kovan +MKR_TOKEN = '0xaaf64bfcc32d0f15873a02163e7e500671a4ffcd' +MKR_WHALE = '0xdb33dfd3d61308c33c63209845dad3e6bfb2c674' +MKR_FISH = '0x2dfcedcb401557354d0cf174876ab17bfd6f4efd' + +def from_wei(value): + return value / 1e18 + +multi = Multicall([ + Call(MKR_TOKEN, ['balanceOf(address)(uint256)', MKR_WHALE], [['whale', from_wei]]), + Call(MKR_TOKEN, ['balanceOf(address)(uint256)', MKR_FISH], [['fish', from_wei]]), + Call(MKR_TOKEN, 'totalSupply()(uint256)', [['supply', from_wei]]), +]) + +multi() # {'whale': 566437.0921992733, 'fish': 7005.0, 'supply': 1000003.1220798912} +```