ethereum.byzantium
The Byzantium fork reduces the mining rewards, delays the difficulty bomb, lets contracts make non-state-changing calls to other contracts, and adds cryptographic primitives for layer 2 scaling.
1""" 2The Byzantium fork reduces the mining rewards, delays the difficulty bomb, 3lets contracts make non-state-changing calls to other contracts, and adds 4cryptographic primitives for layer 2 scaling. 5""" 6 7from ethereum.fork_criteria import ByBlockNumber 8 9FORK_CRITERIA = ByBlockNumber(4370000)