add ignore_help_args option to parse_known_args(..) to avoid exiting the first time this method is called when -h is specified. This can allow all arg definitions to be executed before -h is handled, even if these definitions are interleaved with calls to parse_known_args(..)
add ignore_help_args option to parse_known_args(..) to avoid exiting the first time this method is called when -h is specified. This can allow all arg definitions to be executed before -h is handled, even if these definitions are interleaved with calls to parse_known_args(..)

bw2/ConfigArgParse