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from src . lib . BitcoinECC import BitcoinECC
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def newPrivatekey ( uncompressed = True ) : # Return new private key
from src . lib . BitcoinECC import newBitcoinECC # Use new lib to generate WIF compatible addresses, but keep using the old yet for backward compatiblility issues
bitcoin = newBitcoinECC . Bitcoin ( )
d = bitcoin . GenerateD ( )
bitcoin . AddressFromD ( d , uncompressed )
return bitcoin . PrivFromD ( d , uncompressed )
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def privatekeyToAddress ( privatekey ) : # Return address from private key
bitcoin = BitcoinECC . Bitcoin ( )
bitcoin . BitcoinAddressFromPrivate ( privatekey )
return bitcoin . BitcoinAddresFromPublicKey ( )
def sign ( data , privatekey ) : # Return sign to data using private key
bitcoin = BitcoinECC . Bitcoin ( )
bitcoin . BitcoinAddressFromPrivate ( privatekey )
sign = bitcoin . SignECDSA ( data )
return sign
def verify ( data , address , sign ) : # Verify data using address and sign
bitcoin = BitcoinECC . Bitcoin ( )
return bitcoin . VerifyMessageFromBitcoinAddress ( address , data , sign )