Muhammad bin 'Abd al-Haqq bin Sulayman al-Kumi al-Ya'furi was a Maliki jurist born in Tlemcen in 1141 AD. He died in Tlemcen in 1228 AD. His work on fiqh Al-mukhtar fi al-jam' bayn al-muntaqa wa al-istidhkar is a very large work 'of three thousand folios', two copies of which are in Kairouan and Rabat (Al-Zerekly, Al-A'lam, Biographical Dictionary, 2007, vol. 6, p.186)
For another copy of this work and a short note about the author, see lot 141 in this sale.