def _format_info(self):
		"""Generate info line for GNTP Message

		:return string:
		"""
		info = 'GNTP/%s %s' % (
			self.info.get('version'),
			self.info.get('messagetype'),
		)
		if self.info.get('encryptionAlgorithmID', None):
			info += ' %s:%s' % (
				self.info.get('encryptionAlgorithmID'),
				self.info.get('ivValue'),
			)
		else:
			info += ' NONE'

		if self.info.get('keyHashAlgorithmID', None):
			info += ' %s:%s.%s' % (
				self.info.get('keyHashAlgorithmID'),
				self.info.get('keyHash'),
				self.info.get('salt')
			)

		return info
Generate info line for GNTP Message

		:return string: