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in EIP, base fee and actual price are different things.

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This commit is contained in:
Frederico 2024-12-16 19:54:19 +01:00
parent 27d921c9fe
commit 7402e9f54c
1 changed files with 10 additions and 5 deletions
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15
transaction_fee_models/tx_fees_models.py
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@ -234,21 +234,26 @@ class EIP1559(TransactionFeeMechanism):
def __init__(self):
self.base_factor:float = 1./8.
self.base_fee:List[float] = []
self.base_fee.append(PROTOCOL_CONSTANTS["INITIAL_BASEFEE"])
super().__init__()
def update_price(self, blockchain:Blockchain) -> float:
base_fee:float = self.get_current_price()
gas_used:float = sum([tx.gas_used for tx in blockchain.get_last_block().txs])
base_fee:float = self.base_fee[-1]
last_txs:List[Transaction] = blockchain.get_last_block().txs
gas_used:float = sum([tx.gas_used for tx in last_txs])
delta:float = (gas_used - PROTOCOL_CONSTANTS["TARGET_GAS_USED"])/PROTOCOL_CONSTANTS["TARGET_GAS_USED"]
self.price.append(
self.base_fee.append(
base_fee * np.exp(delta * self.base_factor) # (1. + delta * self.base_factor)
)
sum_price:float = sum([min(tx.fee_cap, base_fee+tx.tip) for tx in last_txs])
self.price.append(sum_price/float(len(last_txs)))
def select_transactions(
self, mempool: MemPool, stop_below_gas_limit:bool=False, scale_block_size:float=1.0
) -> Tuple[List[Transaction], List[Transaction]]:
base_fee:float = self.get_current_price()
base_fee:float = self.base_fee[-1]
# Sort transactions by fee cap
sorted_txs:List[Transaction] = sorted(
@ -260,7 +265,7 @@ class EIP1559(TransactionFeeMechanism):
return self._select_from_sorted_txs(sorted_txs, stop_below_gas_limit, scale_block_size)
def total_paid_fees(self, txs: List[Transaction]) -> float:
base_fee:float = self.get_current_price()
base_fee:float = self.base_fee[-1]
return sum([min(tx.fee_cap, base_fee+tx.tip) * tx.gas_used for tx in txs])