(self, filename, always_trust=False, passphrase=None,
                     output=None)
return result
Decrypt the contents of a file-like object ``filename`` .

        :param str filename: A file-like object to decrypt.
        :param bool always_trust: Instruct GnuPG to ignore trust checks.
        :param str passphrase: The passphrase for the secret key used for decryption.
        :param str output: A filename to write the decrypted output to.
Decrypt the contents of a file-like object ``filename`` .
Decrypt the contents of a file - like object filename .
def decrypt_file(self, filename, always_trust=False, passphrase=None,
                     output=None):
        """Decrypt the contents of a file-like object ``filename`` .

        :param str filename: A file-like object to decrypt.
        :param bool always_trust: Instruct GnuPG to ignore trust checks.
        :param str passphrase: The passphrase for the secret key used for decryption.
        :param str output: A filename to write the decrypted output to.
        """
        args = ["--decrypt"]
        if output:  # write the output to a file with the specified name
            if os.path.exists(output):
                os.remove(output) # to avoid overwrite confirmation message
            args.append('--output %s' % output)
        if always_trust:
            args.append("--always-trust")
        result = self._result_map['crypt'](self)
        self._handle_io(args, filename, result, passphrase, binary=True)
        log.debug('decrypt result: %r', result.data)
        return result
def decrypt_file ( self , filename , always_trust = False , passphrase = None , output = None ) : args = [ "--decrypt" ] if output : # write the output to a file with the specified name if os . path . exists ( output ) : os . remove ( output ) # to avoid overwrite confirmation message args . append ( '--output %s' % output ) if always_trust : args . append ( "--always-trust" ) result = self . _result_map [ 'crypt' ] ( self ) self . _handle_io ( args , filename , result , passphrase , binary = True ) log . debug ( 'decrypt result: %r' , result . data ) return result