crowetic/mev-inspect-py
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Only keep the shortest route instead

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This commit is contained in:
Luke Van Seters 2021-12-22 09:09:21 -05:00
parent 154d356621
commit 46f7786c4f
1 changed files with 12 additions and 12 deletions
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24
mev_inspect/arbitrages.py
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@ -51,7 +51,7 @@ def _get_arbitrages_from_swaps(swaps: List[Swap]) -> List[Arbitrage]:
if start in used_swaps: if start in used_swaps:
continue continue
longest_route = None shortest_route = None
for end in ends: for end in ends:
if end in used_swaps: if end in used_swaps:
@ -70,12 +70,12 @@ def _get_arbitrages_from_swaps(swaps: List[Swap]) -> List[Arbitrage]:
) )
for route in routes: for route in routes:
if longest_route is None or len(route) > len(longest_route): if shortest_route is None or len(route) < len(shortest_route):
longest_route = route shortest_route = route
if longest_route is not None: if shortest_route is not None:
start_amount = longest_route[0].token_in_amount start_amount = shortest_route[0].token_in_amount
end_amount = longest_route[-1].token_out_amount end_amount = shortest_route[-1].token_out_amount
profit_amount = end_amount - start_amount profit_amount = end_amount - start_amount
error = None error = None
for swap in route: for swap in route:
@ -83,11 +83,11 @@ def _get_arbitrages_from_swaps(swaps: List[Swap]) -> List[Arbitrage]:
error = swap.error error = swap.error
arb = Arbitrage( arb = Arbitrage(
swaps=longest_route, swaps=shortest_route,
block_number=longest_route[0].block_number, block_number=shortest_route[0].block_number,
transaction_hash=longest_route[0].transaction_hash, transaction_hash=shortest_route[0].transaction_hash,
account_address=longest_route[0].from_address, account_address=shortest_route[0].from_address,
profit_token_address=longest_route[0].token_in_address, profit_token_address=shortest_route[0].token_in_address,
start_amount=start_amount, start_amount=start_amount,
end_amount=end_amount, end_amount=end_amount,
profit_amount=profit_amount, profit_amount=profit_amount,
@ -95,7 +95,7 @@ def _get_arbitrages_from_swaps(swaps: List[Swap]) -> List[Arbitrage]:
) )
all_arbitrages.append(arb) all_arbitrages.append(arb)
used_swaps.extend(longest_route) used_swaps.extend(shortest_route)
if len(all_arbitrages) == 1: if len(all_arbitrages) == 1:
return all_arbitrages return all_arbitrages