creat_grade_dict_jadi.py

#creat_grade_dict_jadi
################### Instructor function ###################
def create_grades_dict(file_name):
    grade_dict={}
    tests=['Test_1','Test_2','Test_3','Test_4']
    fp=open('scores.txt','r')
    lines=fp.readlines()
    fp.close()
    for line in lines:
        elements=line.strip().split(",")
        #print (elements)
        if elements and elements[0]:
            current_key=elements[0].strip()
            if len(current_key)==10:
                if grade_dict.get(current_key)==None:
                    # Key does not exist. Create it
                    grade_dict[current_key]=[elements[1].strip(),0,0,0,0,0]                
                for index in range(2,len(elements),2):
                    current_element=elements[index].strip()
                    if  current_element in tests:
                        grade_dict[current_key][int(current_element[-1])]=int(elements[index+1])
                grade_dict[current_key][5]=sum(grade_dict[current_key][1:5])/4.0
    return grade_dict


create_grades_dict ('a')