python文件流习题解析

def read_data():
try:

    l1=[]
    f=open('info.txt', 'r')
    l=f.readlines()
    f.close()
    for line in l:
        s=line.strip()
        name, age, score=s.split(' ')
        age=int(age)
        score=int(score)
        l1.append({'name': name, 'age': age, 'score': score})
except OSError:
    print('读取文件失败')
return l1
    l1=[]
    f=op