ethereum.tangerine_whistle

The Tangerine Whistle fork is the first of two forks responding to a denial-of-service attack on the Ethereum network. It tunes the price of various EVM instructions, and reduces the state size by removing a number of empty accounts.

 1"""
 2The Tangerine Whistle fork is the first of two forks responding to a
 3denial-of-service attack on the Ethereum network. It tunes the price of various
 4EVM instructions, and reduces the state size by removing a number of empty
 5accounts.
 6"""
 7
 8from ethereum.fork_criteria import ByBlockNumber
 9
10FORK_CRITERIA = ByBlockNumber(2463000)