What's your feature?
it's hard to know what the data mean

Why are you interested in it being added?

>>> print(spy.keys())
dict_keys(['margin_initial_ratio', 'rhs_tradability', 'id', 'market', 'simple_name', 'min_tick_size', 'maintenance_ratio', 'tradability', 'state', 'type', 'tradeable', 'fundamentals', 'quote', 'symbol', 'day_trade_ratio', 'name', 'tradable_chain_id', 'splits'

I'm used to apps being standard with regards to where the version information can be obtained- typically in an 'About' entry in the 'Help' menu.

In this case there's a 'Help' menu but no 'About' in it. I had to go looking around before finding the version number in the Settings dialog.