def main():
'''
Standard blockchain created with 1 genesis block and mined through all transactions
'''
bc = Blockchain(Block(Transaction("Genesis Block", "Genesis Block", \
str(datetime.now()).split('.')[0], "Genesis Block"), "0"), \
2, 10)
bc.add_new_pending_data(
Transaction('ABC Company', 'CBA Company', '2020-09-04 22:00:00',
'1x iPhone 11'))
bc.add_new_pending_data(
Transaction('ABC Company', 'CBA Company', '2020-09-04 22:10:00',
'1x Nvidia RTX 3090'))
bc.add_new_pending_data(
Transaction('ABC Company', 'CBA Company', '2020-09-04 22:10:00',
'1x Nvidia RTX 3080'))
bc.add_new_pending_data(
Transaction('ABC Company', 'CBA Company', '2020-09-04 22:10:00',
'1x Nvidia RTX 3070'))
bc.add_new_pending_data(
Transaction('ABC Company', 'CBA Company', '2020-09-04 22:10:00',
'1x Nvidia RTX 2080'))
bc.add_new_pending_data(
Transaction('ABC Company', 'CBA Company', '2020-09-04 22:10:00',
'1x Nvidia RTX 2060'))
bc.add_new_pending_data(
Transaction('ABC Company', 'CBA Company', '2020-09-04 22:10:00',
'1x Nvidia 1080ti'))
print("Mining information: ")
bc.mine_pending_data('123')
bc.print_blockchain()
print("Blockchain valid: ", bc.verify_blockchain())
