TDT4109/Exercise 9/8.py

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2020-10-27 23:07:19 +01:00
from csv import reader
from operator import attrgetter
class Subject:
def __init__(self, subjectString, criteria):
splitString = subjectString.split(" ")
self.faculty = splitString[0]
self.code = splitString[1]
self.name = " ".join(splitString[2:])
self.criteria = criteria
def subjectsWithoutLimit(subjectList):
return len([subject for subject in subjectList if subject.criteria == 'Alle'])
def averageLimit(subjectList):
subjectsWithLimits = [subject for subject in subjectList if subject.criteria != 'Alle']
return sum([float(subject.criteria) for subject in subjectsWithLimits]) / len(subjectsWithLimits)
def minLimit(subjectList):
subjectsWithLimits = [subject for subject in subjectList if subject.criteria != 'Alle']
for subject in subjectsWithLimits:
subject.criteria = float(subject.criteria)
return min(subjectsWithLimits, key=attrgetter('criteria'))
def getFacultySubjects(subjectList):
toDict = lambda subject: {subject.name: subject.criteria}
result = {}
for subject in subjectList:
if not subject.faculty in result: result[subject.faculty] = []
result[subject.faculty].append(toDict(subject))
return result
if __name__ == "__main__":
with open('poenggrenser_2011.csv' ,'r') as file:
Subjects = [Subject(*i) for i in reader(file)]
print('Antall studier hvor alle kom inn:', subjectsWithoutLimit(Subjects))
print('Gjennomsnittlig opptaksgrense for NTNU var:', averageLimit(Subjects))
formatSubject = lambda subject: f'{subject.faculty} {subject.code} {subject.name}'
print('Studiet som hadde den laveste opptaksgrensen var:', formatSubject(minLimit(Subjects)))
print(getFacultySubjects(Subjects))