eth_account_create_sign_message_and_transaction.py

1from eth_account import Account
2import secrets
3
4# 1. Create a new account
5priv = secrets.token_hex(32)
6private_key = "0x" + priv
7acct = Account.from_key(private_key)
8
9print(f"Address: {acct.address}")
10
11# 2. Sign a message
12from eth_account.messages import encode_defunct
13msg = "I'm signing this message!"
14msghash = encode_defunct(text=msg)
15signed_msg = Account.sign_message(msghash, private_key)
16
17print(f"Signed Message: {signed_msg.signature.hex()}")
18
19# 3. Sign a transaction
20tx = {
21    'to': '0x0000000000000000000000000000000000000000',
22    'value': 1000000000,
23    'gas': 21000,
24    'gasPrice': 2000000000,
25    'nonce': 0,
26    'chainId': 1
27}
28signed_tx = Account.sign_transaction(tx, private_key)
29
30print(f"Signed Transaction Raw: {signed_tx.rawTransaction.hex()}")