device discovery shows a lot of errors

[emk2203]

dlna-cast list_dlna_devices throws a ton of errors before listing one device in the network:

Error '404 Client Error: Not Found for url: http://192.168.88.10:8008/ssdp/notfound' for <dlna_cast.ssdp.Entry object at 0x7f8ffa91a010>
Error ''NoneType' object has no attribute 'strip'' for <dlna_cast.ssdp.Entry object at 0x7f8ffa91a090>
Error ''NoneType' object has no attribute 'strip'' for <dlna_cast.ssdp.Entry object at 0x7f8ffa91a0d0>
Error ''NoneType' object has no attribute 'strip'' for <dlna_cast.ssdp.Entry object at 0x7f8ffa91a110>
Error '404 Client Error: Not Found for url: http://192.168.88.10:8008/ssdp/notfound' for <dlna_cast.ssdp.Entry object at 0x7f8ffa91a210>
Error '404 Client Error: Not Found for url: http://192.168.88.10:8008/ssdp/notfound' for <dlna_cast.ssdp.Entry object at 0x7f8ffa91a250>
Error ''NoneType' object has no attribute 'strip'' for <dlna_cast.ssdp.Entry object at 0x7f8ffa919c10>
Error ''NoneType' object has no attribute 'strip'' for <dlna_cast.ssdp.Entry object at 0x7f8ffa919c50>
Error ''NoneType' object has no attribute 'strip'' for <dlna_cast.ssdp.Entry object at 0x7f8ffa919c90>
Error ''NoneType' object has no attribute 'strip'' for <dlna_cast.ssdp.Entry object at 0x7f8ffa919cd0>
Error ''NoneType' object has no attribute 'strip'' for <dlna_cast.ssdp.Entry object at 0x7f8ffa919d90>
Error '404 Client Error: Not Found for url: http://192.168.88.10:8008/ssdp/notfound' for <dlna_cast.ssdp.Entry object at 0x7f8ffa91a590>
Error ''NoneType' object has no attribute 'strip'' for <dlna_cast.ssdp.Entry object at 0x7f8ffa919e10>
Error ''NoneType' object has no attribute 'strip'' for <dlna_cast.ssdp.Entry object at 0x7f8ffa919ed0>
Error '404 Client Error: Not Found for url: http://192.168.88.10:8008/ssdp/notfound' for <dlna_cast.ssdp.Entry object at 0x7f8ffa91a710>
VSX-S520D

I can easily filter them out with dlna-cast list_dlna_devices | grep -v ^Error, but is there a way to get rid of them?

[link89]

I just roll out 0.1.7 to mute log by default.