Came to the light in the house
Soo dainty when flying, it must be a fairy!
A small butterfly that seems to answer to the description in the Fieldguide to Insects of SA of coppers and opals of this genus.
See https://www.inaturalist.org/observations/24668369 for pupa
Found at False Bay nature reserve headquarters was trapped in the building when found
Table Bay Nature Reserve, Rietvlei section