calc_score_gate2025.py

#! /usr/bin/python3

with open('resp.txt') as fil: lines=fil.readlines()
qids={int(line.split()[-1]) for line in lines if
        line.startswith('Question ID')}
i,offset=0,min(qids)
print('Calculated offset')
data=[None]*65
while i<len(lines):
    if (lines[i].startswith('Question Type')):
        qid=int(lines[i+1].split()[-1])-offset
        qtype=lines[i].split()[-1]
        ans=lines[i+3].split()[-1]
    elif (lines[i].startswith('Given Answer')):
        qid=int(lines[i+2].split()[-1])-offset
        qtype='NAT'
        ans=lines[i].split()[-1]
    else:
        i+=1
        continue
    i+=4
    data[qid]=(qtype, ans)
print('Extracted responses')
with open('key.txt') as fil: lines=fil.readlines()
key=[None]*65 # elements will be (type, ans, marks)
i=0
for line in lines:
    if line.startswith(str(i+1)):
        temp=line.split()
        if temp[2]=='NAT':
            key[i]=('NAT',(float(temp[4]),
                        float(temp[6])),int(temp[7]))
        else:
            key[i]=(temp[2],temp[4],int(temp[5]))
        i+=1
print('Extracted Keys')

def points(key,ans):
    if key[0]!=ans[0]:
        Exception('Question type Mismatch.')
    multiplier=0
    if ('--'==ans[1]):
        multiplier=0
    elif 'MCQ'==key[0]:
        multiplier=1 if key[1]==ans[1] else -1/3
    elif 'MSQ'==key[0]:
        multiplier=1 if key[1].split(';')==\
                ans[1].split(',') else 0
    elif 'NAT'==key[0]:
        tval=float(ans[1])# typed value
        multiplier=1 if tval>=key[1][0] and\
                tval<=key[1][1] else 0
    else:
        Exception(f'{key[0]} is not a valid Question type.')
    return multiplier*key[2]
total=0
for i in range(65):
    total+=points(key[i],data[i])
print(f'Marks: {total:.2f}/100.00')