argparse-alternative

simple-parsing is simply awesome (thanks!). I'd like to suggest a feature that is crucial for parsing nested args, in my opinion, and the support of other researchers in my group. Here is a minimal example to make things clear:

from dataclasses import dataclass
from simple_parsing import ArgumentParser, ConflictResolution

@dataclass
class WandbArgs:
    dir: str = ''  # Wandb run ca