How to input data to make desired data list via pyspark

input:

myrdd = List("a1","b1","c1","s2","s5")

Output:

List ((a1,0),(b,1),(c1,2),(s2,3),(s5,4))

Solve:

myrdd = List("a1","b1","c1","s2","s5")

zip = myrdd.zipWithIndex

print(zip)