Function eip7702_get_code 

pub fn eip7702_get_code(
    db: &mut GeneralizedDatabase,
    accrued_substate: &mut Substate,
    address: Address,
) -> Result<(bool, u64, Address, Code), VMError>

Gets code of an account, returning early if it’s not a delegated account, otherwise Returns tuple (is_delegated, eip7702_cost, code_address, code). Notice that it also inserts the delegated account to the “accessed accounts” set.

Where:

• is_delegated: True if account is a delegated account.
• eip7702_cost: Cost of accessing the delegated account (if any)
• code_address: Code address (if delegated, returns the delegated address)
• code: Bytecode of the code_address, what the EVM will execute.