type object 'datetime.datetime' has no attribute 'timedelta'
# Use either
import datetime
datetime.datetime.timedelta()
# or
from datetime import datetime
datetime.timedelta()
# But do not use (as you currently are):
from datetime import datetime
datetime.datetime.timedelta()AttributeError: 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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