new_contents: from credentials_hana import db_HOST, db_PORT, db_USER, db_PASSWORD, flask_user, flask_password
  import pyhdb
  
  class DatabaseConnection:
  	def __init__(self, queryName):
  		self.queryName = queryName
  
  	@property
  	def connector(self):
  		connector = pyhdb.connect(
  			host = db_HOST,
  			port = db_PORT,
  			user = db_USER,
  			password = db_PASSWORD)	   
  		return connector
  	
subject: add connection class