You could find french as second language
in Edify World School -Balanagar
Mount Litera Zee School - Hayathnagar
These schools are around 8 km from Saroornagar.
You could check with Unicent school (CBSE) at Nagole and Johnsons Grammar ( ICSE) at LB Ngr. I am not sure if they offer french as second language. Johnsons Grammar - LB Ngr offers french as third language.
You will find french in Rama Devi Public School (ICSE) near Ramoji Film city but that is quite far from Saroornagar& Dilsukhnagar.