datetime has no attribute now
#You probably have
import datetime
#change that to
from datetime import datetimedatetime has no attribute now
#You probably have
import datetime
#change that to
from datetime import datetimemodule 'datetime' has no attribute 'strptime'
Use this: from datetime import datetime
instead of Import datetimeAttributeError: module 'datetime' has no attribute 'timestamp'
import hashlib
import datetime
import timestamp
class Block:
def __init__(self, previous_block_hash, data, timestamp):
self.previous_block_hash = previous_block_hash
self.data = data
self.timestamp = timestamp
self.hash = self.get_hash()
@staticmethod
def create_genesis_block():
return Block("0", "0", datetime.timestamp.now())
def get_hash(self):
header_bin = (str(self.previous_block_hash) +
str(self.data) +
str(self.timestamp)).encode()
inner_hash = hashlib.sha256(header_bin).hexdigest().encode()
outer_hash = hashlib.sha256(inner_hash).hexdigest()
return outer_hashCopyright © 2021 Codeinu
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