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[py] remove `opera` (#10630)

[py]: Completely remove `opera` for `4.3`.
S
Simon K committed
17907d38c8e153f9d02ba4e294bce7843d4d6a41
Parent: 31cc432
Committed by GitHub <noreply@github.com> on 6/14/2022, 7:20:18 PM