Get number of students for a given department
def getNoOfStudents(srkrData, dept):
noOfStudents = 0
for s in srkrData:
if(s.split("\t")[1] == dept): noOfStudents = noOfStudents + 1
return noOfStudents
srkrData = open("/data/srkr.tsv").read().splitlines()
getNoOfStudents(srkrData, "CSE")