Error with python 3.10: TypeError: issubclass() arg 1 must be a class

[jkdi]

Start ... Traceback (most recent call last): File "/nix/BTCHDwallet/singleWallet.py", line 70, in hd_btc: HDWallet = HDWallet(BTC) File "/usr/local/lib/python3.10/dist-packages/hdwallet/hdwallet.py", line 105, in init if not issubclass(cryptocurrency, ICryptocurrency): TypeError: issubclass() arg 1 must be a class