`nddlZddlmZddlmZejdZdZdZdZ ed Z dS) N)sha256) validatorz%^(bc|tc)[0-3][02-9ac-hj-np-z]{14,74}$c6t|S)N)segwit_patternmatch)addrs 6lib/python3.11/site-packages/validators/btc_address.pyvalidate_segwit_addressr s    % %%c jdtfdt|dddDS)N:123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyzcLg|] \}}d|z|z!S):)index).0eialphabets r z!decode_base58..sB Aq qHNN1%%%r )sum enumerate)r rs @r decode_base58rsRKH d44R4j))  r cJt|tddvrdSt|dd}|dd}|dd}|t t |ddkS)z$Validate P2PKH and P2SH type address#FbigN)lenrangerto_bytesrdigest)r decoded_bytesheaderchecksums r validate_old_btc_addressr(s t99b" % %u!$''00U;;M 3B3 FRSS!H vfVnn335566==??C CCr c|rt|tsdS|dddvrt|St|S)a Return whether or not given value is a valid bitcoin address. If the value is valid bitcoin address this function returns ``True``, otherwise :class:`~validators.utils.ValidationFailure`. 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 :param value: Bitcoin address string to validate FN)bctb) isinstancestrr r()values r btc_addressr0 sQ&  5#..u RaRyL  &u--- #E * **r ) rehashlibrutilsrcompilerr rr(r0r r r6s ,..&&&DDD ++ +++r