trying to fix the unclosed client session warning properly
trying to fix the unclosed client session warning properly

aiueogawa/ccxt,tritoanst/ccxt,tritoanst/ccxt,tritoanst/ccxt,aiueogawa/ccxt,ccxt/ccxt,ccxt/ccxt,ccxt/ccxt,ccxt/ccxt,tritoanst/ccxt,ccxt/ccxt,aiueogawa/ccxt,aiueogawa/ccxt