Majority of the African carriers do offer Ab-initio training but only to their citizen. For example Kenya Airways do have Ab-initio training but it's only for Kenyan citizen.
But like what Dash8driver1312 said, you need to broaden your horizon. See below international Ab-initio training programs. Please be aware most of these programs will cost you more than $110,000 USD with a no guarantee on a job offer.
Selection | CTC Wings
CTC Wings Cadet Programme | Pilot Sponsorship UK | CTC Wings
All the best lad.