How to debug python CLI that takes stdin?

Another option is to create you own Pdb object, and set there the stdin and stdout. My proof of concept involves 2 terminals, but for sure some work can be merged some kind of very unsecure network server. Create two fifos: mkfifo fifo_stdin mkfifo fifo_stdout In one terminal, open stdout on background, and write to … Read more

Click Command Line Interfaces: Make options required if other optional option is unset

This can be done by building a custom class derived from click.Option, and in that class over riding the click.Option.handle_parse_result() method like: Custom Class: import click class NotRequiredIf(click.Option): def __init__(self, *args, **kwargs): self.not_required_if = kwargs.pop(‘not_required_if’) assert self.not_required_if, “‘not_required_if’ parameter required” kwargs[‘help’] = (kwargs.get(‘help’, ”) + ‘ NOTE: This argument is mutually exclusive with %s’ % … Read more

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