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daistats.py
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from decimal import Decimal
from web3.datastructures import AttributeDict
from multicall import Call, Multicall
MCD_VAT = "0x35d1b3f3d7966a1dfe207aa4514c12a259a0492b"
MCD_VOW = "0xa950524441892a31ebddf91d3ceefa04bf454466"
MCD_DAI = "0x6b175474e89094c44da98b954eedeac495271d0f"
UNISWAP_EXCHANGE = "0x2a1530C4C41db0B0b2bB646CB5Eb1A67b7158667"
SAI = "0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359"
MCD_JOIN_SAI = "0xad37fd42185ba63009177058208dd1be4b136e6b"
MCD_GOV = "0x9f8f72aa9304c8b593d555f12ef6589cc3a579a2"
GEM_PIT = "0x69076e44a9C70a67D5b79d95795Aba299083c275"
ETH = "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2"
MCD_JOIN_ETH_A = "0x2f0b23f53734252bda2277357e97e1517d6b042a"
BAT = "0x0d8775f648430679a709e98d2b0cb6250d2887ef"
MCD_JOIN_BAT_A = "0x3d0b1912b66114d4096f48a8cee3a56c231772ca"
MCD_POT = "0x197e90f9fad81970ba7976f33cbd77088e5d7cf7"
CDP_MANAGER = "0x5ef30b9986345249bc32d8928b7ee64de9435e39"
MCD_JUG = "0x19c0976f590d67707e62397c87829d896dc0f1f1"
MCD_FLIP_ETH_A = "0xd8a04f5412223f513dc55f839574430f5ec15531"
MCD_FLIP_BAT_A = "0xaa745404d55f88c108a28c86abe7b5a1e7817c07"
MCD_SPOT = "0x65c79fcb50ca1594b025960e539ed7a9a6d434a3"
CHAI = "0x06AF07097C9Eeb7fD685c692751D5C66dB49c215"
def from_wad(value):
return Decimal(value) / 10**18
def from_ray(value):
return Decimal(value) / 10**27
def from_rad(value):
return Decimal(value) / 10**45
def from_ilk(values):
return {
"Art": from_wad(values[0]),
"rate": from_ray(values[1]),
"spot": from_ray(values[2]),
"line": from_rad(values[3]),
"dust": from_rad(values[4]),
}
def from_jug(values):
return {
"duty": from_ray(values[0]),
"rho": values[1],
}
def from_spot(values):
return {
"pip": values[0],
"mat": from_ray(values[1]),
}
def calc_fee(rate):
return rate ** (60 * 60 * 24 * 365) * 100 - 100
def get_fee(base, jug):
return calc_fee(base + jug["duty"])
multi = Multicall(
[
Call(MCD_VAT, ["Line()(uint256)"], [["Line", from_rad]]),
Call(MCD_VAT, ["debt()(uint256)"], [["debt", from_rad]]),
Call(MCD_VAT, ["vice()(uint256)"], [["vice", from_rad]]),
Call(MCD_VAT, ["dai(address)(uint256)", MCD_VOW], [["vow_dai", from_rad]]),
Call(MCD_VAT, ["sin(address)(uint256)", MCD_VOW], [["vow_sin", from_rad]]),
Call(
MCD_VAT,
["ilks(bytes32)((uint256,uint256,uint256,uint256,uint256))", b"ETH-A"],
[["eth_ilk", from_ilk]],
),
Call(
MCD_VAT,
["ilks(bytes32)((uint256,uint256,uint256,uint256,uint256))", b"BAT-A"],
[["bat_ilk", from_ilk]],
),
Call(
MCD_VAT,
["ilks(bytes32)((uint256,uint256,uint256,uint256,uint256))", b"SAI"],
[["sai_ilk", from_ilk]],
),
Call(MCD_VOW, ["hump()(uint256)"], [["surplus_buffer", from_rad]]),
Call(MCD_VOW, ["sump()(uint256)"], [["debt_size", from_rad]]),
Call(MCD_VOW, ["Ash()(uint256)"], [["ash", from_rad]]),
Call(MCD_VOW, ["Sin()(uint256)"], [["sin", from_rad]]),
Call(MCD_DAI, ["totalSupply()(uint256)"], [["dai_supply", from_wad]]),
Call(
MCD_DAI,
["balanceOf(address)(uint256)", UNISWAP_EXCHANGE],
[["uniswap_dai", from_wad]],
),
Call(SAI, ["totalSupply()(uint256)"], [["sai_supply", from_wad]]),
Call(
SAI,
["balanceOf(address)(uint256)", MCD_JOIN_SAI],
[["sai_locked", from_wad]],
),
Call(MCD_GOV, ["balanceOf(address)(uint256)", GEM_PIT], [["gem_pit", from_wad]]),
Call(
ETH,
["balanceOf(address)(uint256)", MCD_JOIN_ETH_A],
[["eth_locked", from_wad]],
),
Call(BAT, ["totalSupply()(uint256)"], [["bat_supply", from_wad]]),
Call(
BAT,
["balanceOf(address)(uint256)", MCD_JOIN_BAT_A],
[["bat_locked", from_wad]],
),
Call(MCD_POT, ["Pie()(uint256)"], [["savings_pie", from_wad]]),
Call(MCD_POT, ["chi()(uint256)"], [["pie_chi", from_ray]]),
Call(MCD_POT, ["rho()(uint256)"], [["pot_drip", None]]),
Call(MCD_POT, ["dsr()(uint256)"], [["dsr", from_ray]]),
Call(CDP_MANAGER, ["cdpi()(uint256)"], [["cdps", None]]),
Call(MCD_JUG, ["base()(uint256)"], [["base", from_ray]]),
Call(
MCD_JUG,
["ilks(bytes32)((uint256,uint256))", b"ETH-A"],
[["eth_jug", from_jug]],
),
Call(
MCD_JUG,
["ilks(bytes32)((uint256,uint256))", b"BAT-A"],
[["bat_jug", from_jug]],
),
Call(
MCD_JUG,
["ilks(bytes32)((uint256,uint256))", b"SAI"],
[["sai_jug", from_jug]],
),
Call(MCD_FLIP_ETH_A, ["kicks()(uint256)"], [["eth_kicks", None]]),
Call(MCD_FLIP_BAT_A, ["kicks()(uint256)"], [["bat_kicks", None]]),
Call(
MCD_SPOT,
["ilks(bytes32)((address,uint256))", b"ETH-A"],
[["eth_mat", from_spot]],
),
Call(
MCD_SPOT,
["ilks(bytes32)((address,uint256))", b"BAT-A"],
[["bat_mat", from_spot]],
),
Call(CHAI, ["totalSupply()(uint256)"], [["chai_supply", from_wad]]),
Call(MCD_GOV, ["totalSupply()(uint256)"], [["mkr_supply", from_wad]]),
]
)
def fetch_data():
data = multi()
data["eth_fee"] = get_fee(data["base"], data["eth_jug"])
data["bat_fee"] = get_fee(data["base"], data["bat_jug"])
data["sai_fee"] = get_fee(data["base"], data["sai_jug"])
data["pot_fee"] = calc_fee(data["dsr"])
data["savings_dai"] = data["savings_pie"] * data["pie_chi"]
data["eth_price"] = data["eth_mat"]["mat"] * data["eth_ilk"]["spot"]
data["bat_price"] = data["bat_mat"]["mat"] * data["bat_ilk"]["spot"]
data["sys_locked"] = (
data["eth_price"] * data["eth_locked"]
+ data["bat_price"] * data["bat_locked"]
+ data["sai_locked"]
)
data["sys_surplus"] = data["vow_dai"] - data["vow_sin"]
data["sys_debt"] = data["vow_sin"] - data["sin"] - data["ash"]
return data
def main():
data = fetch_data()
data = AttributeDict.recursive(data)
print("The Fundamental Equation of Dai")
print(
f"{data.eth_ilk.Art * data.eth_ilk.rate:,.0f} + {data.bat_ilk.Art * data.bat_ilk.rate:,.0f} + {data.sai_ilk.Art:,.0f} + {data.vice:,.0f} = {data.debt:,.0f}"
)
print("(Dai from ETH + Dai from BAT + Dai from Sai + System Debt) = Total Dai")
print()
print(f"Total Dai: {data.debt:,.0f}")
print(f"Total Sai: {data.sai_supply:,.0f}")
print(f"Dai + Sai: {data.debt + data.sai_supply:,.0f}")
print(f"Total Chai: {data.chai_supply:,.0f}")
print()
print(
f"Dai from ETH: {data.eth_ilk.Art * data.eth_ilk.rate:,.0f} ({data.eth_ilk.Art * data.eth_ilk.rate / data.debt:.2%})"
)
print(
f"Dai from BAT: {data.bat_ilk.Art * data.bat_ilk.rate:,.0f} ({data.bat_ilk.Art * data.bat_ilk.rate / data.debt:.2%})"
)
print(
f"Dai from SAI: {data.sai_ilk.Art * data.sai_ilk.rate:,.0f} ({data.sai_ilk.Art * data.sai_ilk.rate / data.debt:.2%})"
)
print()
print(f"ETH Locked: {data.eth_locked:,.0f}") # eth_supply missing
print(
f"ETH Ceiling: {data.eth_ilk.line:,.0f} Dai ({data.eth_ilk.Art * data.eth_ilk.rate / data.eth_ilk.line:.2%} util.)"
)
print(f"ETH Stability Fee: {data.eth_fee:.2f}%")
print()
print(f"BAT Locked: {data.bat_locked:,.0f} ({data.bat_locked / data.bat_supply:.2%} supply)")
print(
f"BAT Ceiling: {data.bat_ilk.line:,.0f} Dai ({data.bat_ilk.Art * data.bat_ilk.rate / data.bat_ilk.line:.2%} util.)"
)
print(f"BAT Stability Fee: {data.bat_fee:.2f}%")
print()
print(f"Dai (ERC20) Supply: {data.dai_supply:,.0f} ({data.dai_supply / data.debt:.2%})")
print(f"Dai in DSR: {data.savings_dai:,.0f} ({data.savings_dai / data.debt:.2%})")
print(f"Pie in DSR: {data.savings_pie:,.0f}")
print(f"Dai Savings Rate: {data.pot_fee:.2f}%")
print()
print(f"ETH Price: ${data.eth_price:,.2f}")
print(f"BAT Price: ${data.bat_price:,.4f}")
print(f"Collat. Ratio: {data.sys_locked / data.debt:,.2%}")
print(f"Total Locked: ${data.sys_locked:,.0f}")
print()
print(f"System Surplus: {data.sys_surplus:,.0f} Dai")
print(f"Surplus Buffer: {data.surplus_buffer:,.0f}")
print()
print(f"Debt available to heal: {data.sys_debt:,.0f} Dai")
print(f"Debt Buffer: {data.debt_size:,.0f}")
print()
print(f"Vaults Opened: {data.cdps:,d}")
print()
print(f"ETH Vault Auctions: {data.eth_kicks:,d}")
print(f"BAT Vault Auctions: {data.bat_kicks:,d}")
print()
print(f"MKR Supply: {data.mkr_supply:,.2f}")
print(f"MKR in Burner: {data.gem_pit:,.2f}")
print()
print(f"Dai in Uniswap: {data.uniswap_dai:,.0f}")
if __name__ == "__main__":
main()