o 7Di@sVdZddlmZddlZddlmZdefddZdefdd Zed efd d Z dS) z BTC Address.)sha256N) validatoraddrcs(dtfddt|dddDS)zDecode base58.:123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyzc3s&|]\}}d||VqdS):N)index).0enmidxalphabet`/var/www/Datamplify/venv/lib/python3.10/site-packages/validators/crypto_addresses/btc_address.py s$z!_decode_base58..N)sum enumerate)rr r r_decode_base58 s$rcCs`t|tddvr dSt|dd}|dd|dd}}|tt|ddkS)z%Validate P2PKH and P2SH type address.#FbigN)lenrangerto_bytesrdigest)r decoded_bytesheaderchecksumr r r_validate_old_btc_addresss  r valuecCs0|sdS|dddvrtd|St|S)aReturn whether or not given value is a valid bitcoin address. Full validation is implemented for P2PKH and P2SH addresses. For segwit addresses a regexp is used to provide a reasonable estimate on whether the address is valid. Examples: >>> btc_address('3Cwgr2g7vsi1bXDUkpEnVoRLA9w4FZfC69') True >>> btc_address('1BvBMsEYstWetqTFn5Au4m4GFg7xJaNVN2') ValidationError(func=btc_address, args={'value': '1BvBMsEYstWetqTFn5Au4m4GFg7xJaNVN2'}) Args: value: Bitcoin address string to validate. Returns: (Literal[True]): If `value` is a valid bitcoin address. (ValidationError): If `value` is an invalid bitcoin address. FN)bctbz%^(bc|tc)[0-3][02-9ac-hj-np-z]{14,74}$)recompilematchr )r!r r r btc_addresssr() __doc__hashlibrr%validators.utilsrstrrr r(r r r rs