本文整理汇总了Python中bitcoin.core.script.OP_DUP属性的典型用法代码示例。如果您正苦于以下问题：Python script.OP_DUP属性的具体用法？Python script.OP_DUP怎么用？Python script.OP_DUP使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类bitcoin.core.script的用法示例。
在下文中一共展示了script.OP_DUP属性的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: build_atomic_swap_contract
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import OP_DUP [as 别名]
def build_atomic_swap_contract(self):
self.contract = script.CScript([
script.OP_IF,
script.OP_RIPEMD160,
self.secret_hash,
script.OP_EQUALVERIFY,
script.OP_DUP,
script.OP_HASH160,
CBitcoinAddress(self.recipient_address),
script.OP_ELSE,
int(self.locktime.replace(tzinfo=timezone.utc).timestamp()),
script.OP_CHECKLOCKTIMEVERIFY,
script.OP_DROP,
script.OP_DUP,
script.OP_HASH160,
CBitcoinAddress(self.sender_address),
script.OP_ENDIF,
script.OP_EQUALVERIFY,
script.OP_CHECKSIG,
]) 示例2: is_valid_contract_script
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import OP_DUP [as 别名]
def is_valid_contract_script(script_ops) -> bool:
'''Checking if contract script is an Atomic Swap contract.'''
try:
is_valid = (
script_ops[0] == script.OP_IF
and script_ops[1] == script.OP_RIPEMD160
and script_ops[3] == script_ops[15] == script.OP_EQUALVERIFY
and script_ops[4] == script_ops[11] == script.OP_DUP
and script_ops[5] == script_ops[12] == script.OP_HASH160
and script_ops[7] == script.OP_ELSE
and script_ops[9] == script.OP_CHECKLOCKTIMEVERIFY
and script_ops[10] == script.OP_DROP
and script_ops[14] == script.OP_ENDIF
and script_ops[16] == script.OP_CHECKSIG
)
except IndexError:
is_valid = False
return is_valid 示例3: mock_listunspent
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import OP_DUP [as 别名]
def mock_listunspent(self, addrs):
output1 = {'outpoint': COutPoint(lx('34eb81bc0d1a822369f75174fd4916b1ec490d8fbcba33168e820cc78a52f608'), 0),
'confirmations': 62952, 'address': P2PKHBitcoinAddress('mz7poFND7hVGRtPWjiZizcCnjf6wEDWjjT'),
'spendable': False, 'amount': 49000000, 'solvable': False, 'scriptPubKey': CScript(
[OP_DUP, OP_HASH160, x('cc0a909c4c83068be8b45d69b60a6f09c2be0fda'), OP_EQUALVERIFY, OP_CHECKSIG]),
'account': ''}
output2 = {'address': P2PKHBitcoinAddress('mz7poFND7hVGRtPWjiZizcCnjf6wEDWjjT'), 'amount': 2750, 'account': '',
'spendable': False, 'solvable': False, 'confirmations': 62932,
'outpoint': COutPoint(lx('6773785b4dc5d2cced67d26fc0820329307a8e10dfaef50d506924984387bf0b'), 1),
'scriptPubKey': CScript(
[OP_DUP, OP_HASH160, x('cc0a909c4c83068be8b45d69b60a6f09c2be0fda'), OP_EQUALVERIFY,
OP_CHECKSIG])}
output3 = {'address': P2PKHBitcoinAddress('mz7poFND7hVGRtPWjiZizcCnjf6wEDWjjT'), 'amount': 2750, 'account': '',
'spendable': False, 'solvable': False, 'confirmations': 62932,
'outpoint': COutPoint(lx('6773785b4dc5d2cced67d26fc0820329307a8e10dfaef50d506924984387bf0b'), 5),
'scriptPubKey': CScript(
[OP_DUP, OP_HASH160, x('cc0a909c4c83068be8b45d69b60a6f09c2be0fda'), OP_EQUALVERIFY,
OP_CHECKSIG])}
unspent_outputs = [output1, output2, output3]
return unspent_outputs 示例4: to_scriptPubKey
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import OP_DUP [as 别名]
def to_scriptPubKey(self):
"""Convert an address to a scriptPubKey"""
assert self.nVersion == bitcoin.params.BASE58_PREFIXES['PUBKEY_ADDR']
return script.CScript([script.OP_DUP, script.OP_HASH160, self, script.OP_EQUALVERIFY, script.OP_CHECKSIG]) 示例5: get_hash160_from_cscript
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import OP_DUP [as 别名]
def get_hash160_from_cscript(self,script):
if script[0] == OP_DUP and script[1] == OP_HASH160 and script[-2] == OP_EQUALVERIFY and script[-1] == OP_CHECKSIG: #P2PKH
script = script[2:]
script = script[1:script[0]+1]
return self.convert_hash160_to_addr(script)
elif script[0] == OP_HASH160 and script[-1] == OP_EQUAL:#P2SH
script = script[1:]
script = script[1:script[0]+1]
return self.convert_hash160_to_addr(script,network_id=b'\x05') #Multi-Sign Address
elif script[-1] == OP_CHECKSIG: #V1 Validation With Public Key
return self.convert_hash160_to_addr(self.convert_public_key_to_hash160(script))
raise AttributeError("CScript Format not supported") 示例6: to_scriptPubKey
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import OP_DUP [as 别名]
def to_scriptPubKey(self, nested=False):
"""Convert an address to a scriptPubKey"""
assert self.nVersion == bitcoin.params.BASE58_PREFIXES['PUBKEY_ADDR']
return script.CScript([script.OP_DUP, script.OP_HASH160, self, script.OP_EQUALVERIFY, script.OP_CHECKSIG]) 示例7: from_scriptPubKey
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import OP_DUP [as 别名]
def from_scriptPubKey(cls, scriptPubKey, accept_non_canonical_pushdata=True, accept_bare_checksig=True):
"""Convert a scriptPubKey to a P2PKH address
Raises CBitcoinAddressError if the scriptPubKey isn't of the correct
form.
accept_non_canonical_pushdata - Allow non-canonical pushes (default True)
accept_bare_checksig - Treat bare-checksig as P2PKH scriptPubKeys (default True)
"""
if accept_non_canonical_pushdata:
# Canonicalize script pushes
scriptPubKey = script.CScript(scriptPubKey) # in case it's not a CScript instance yet
try:
scriptPubKey = script.CScript(tuple(scriptPubKey)) # canonicalize
except bitcoin.core.script.CScriptInvalidError:
raise CBitcoinAddressError('not a P2PKH scriptPubKey: script is invalid')
if (len(scriptPubKey) == 25
and _bord(scriptPubKey[0]) == script.OP_DUP
and _bord(scriptPubKey[1]) == script.OP_HASH160
and _bord(scriptPubKey[2]) == 0x14
and _bord(scriptPubKey[23]) == script.OP_EQUALVERIFY
and _bord(scriptPubKey[24]) == script.OP_CHECKSIG):
return cls.from_bytes(scriptPubKey[3:23], bitcoin.params.BASE58_PREFIXES['PUBKEY_ADDR'])
elif accept_bare_checksig:
pubkey = None
# We can operate on the raw bytes directly because we've
# canonicalized everything above.
if (len(scriptPubKey) == 35 # compressed
and _bord(scriptPubKey[0]) == 0x21
and _bord(scriptPubKey[34]) == script.OP_CHECKSIG):
pubkey = scriptPubKey[1:34]
elif (len(scriptPubKey) == 67 # uncompressed
and _bord(scriptPubKey[0]) == 0x41
and _bord(scriptPubKey[66]) == script.OP_CHECKSIG):
pubkey = scriptPubKey[1:65]
if pubkey is not None:
return cls.from_pubkey(pubkey, accept_invalid=True)
raise CBitcoinAddressError('not a P2PKH scriptPubKey') 示例8: from_scriptPubKey
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import OP_DUP [as 别名]
def from_scriptPubKey(cls, scriptPubKey, accept_non_canonical_pushdata=True, accept_bare_checksig=True):
"""Convert a scriptPubKey to a P2PKH address
Raises CBitcoinAddressError if the scriptPubKey isn't of the correct
form.
accept_non_canonical_pushdata - Allow non-canonical pushes (default True)
accept_bare_checksig - Treat bare-checksig as P2PKH scriptPubKeys (default True)
"""
if accept_non_canonical_pushdata:
# Canonicalize script pushes
scriptPubKey = script.CScript(scriptPubKey) # in case it's not a CScript instance yet
try:
scriptPubKey = script.CScript(tuple(scriptPubKey)) # canonicalize
except bitcoin.core.script.CScriptInvalidError:
raise CBitcoinAddressError('not a P2PKH scriptPubKey: script is invalid')
if scriptPubKey.is_witness_v0_keyhash():
return cls.from_bytes(scriptPubKey[2:22], bitcoin.params.BASE58_PREFIXES['PUBKEY_ADDR'])
elif scriptPubKey.is_witness_v0_nested_keyhash():
return cls.from_bytes(scriptPubKey[3:23], bitcoin.params.BASE58_PREFIXES['PUBKEY_ADDR'])
elif (len(scriptPubKey) == 25
and _bord(scriptPubKey[0]) == script.OP_DUP
and _bord(scriptPubKey[1]) == script.OP_HASH160
and _bord(scriptPubKey[2]) == 0x14
and _bord(scriptPubKey[23]) == script.OP_EQUALVERIFY
and _bord(scriptPubKey[24]) == script.OP_CHECKSIG):
return cls.from_bytes(scriptPubKey[3:23], bitcoin.params.BASE58_PREFIXES['PUBKEY_ADDR'])
elif accept_bare_checksig:
pubkey = None
# We can operate on the raw bytes directly because we've
# canonicalized everything above.
if (len(scriptPubKey) == 35 # compressed
and _bord(scriptPubKey[0]) == 0x21
and _bord(scriptPubKey[34]) == script.OP_CHECKSIG):
pubkey = scriptPubKey[1:34]
elif (len(scriptPubKey) == 67 # uncompressed
and _bord(scriptPubKey[0]) == 0x41
and _bord(scriptPubKey[66]) == script.OP_CHECKSIG):
pubkey = scriptPubKey[1:65]
if pubkey is not None:
return cls.from_pubkey(pubkey, accept_invalid=True)
raise CBitcoinAddressError('not a P2PKH scriptPubKey')