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fix: adapt to uni v3 quoter v2 #370

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merged 1 commit into from
Sep 25, 2023
Merged

fix: adapt to uni v3 quoter v2 #370

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8 changes: 3 additions & 5 deletions y/prices/dex/uniswap/v3.py
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Original file line number Diff line number Diff line change
Expand Up @@ -134,16 +134,14 @@ async def get_price(

# TODO make this properly async after extending for brownie ContractTx
results = await fetch_multicall(
*[
[quoter, 'quoteExactInput', self._encode_path(path), amount_in]
for path in paths
],
*[[quoter, 'quoteExactInput', self._encode_path(path), amount_in] for path in paths],
block=block,
sync=False
)

# Quoter v2 uses this weird return struct, we must unpack it to get amount out.
outputs = [
amount / self._undo_fees(path) / 1e6
(amount if isinstance(amount, int) else amount[0]) / self._undo_fees(path) / 1e6
for amount, path in zip(results, paths)
if amount
]
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