The video footage, came from a camera that the child's father, Eric Kamanzi, had installed in his home after noticing his daughter was bruised and limping. The footage later went viral online, provoking horror and upset internationally.
On Friday, Jolly Tumuhiirwe told a court in Kampala the attack was revenge after she was beaten by the child's mother asked for forgiveness . However, the mother denied beating Jolly.
She was sentenced 4 years imprisonment.
Chief Magistrate Lillian Buchan told Tumuhiirwe she had committed an "unjustifiable and inexcusable" crime.
She said the sentence was appropriate in light of the "ruthlessness exhibited" on an "innocent, helpless child", reports AFP.
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