modify the algorithm of getGrade
This commit is contained in:
lijingwei
parent
09c2791134
commit
722029bdae
177
lib/crawler.py
177
lib/crawler.py
@ -48,100 +48,117 @@ def getGrade(Ip, S):
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data = json.loads(r.content.decode('utf-8'))
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if data['state'] != 0:
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return {'errcode': 102, 'errmsg': '教务挂了'}
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#分解数据并重命名
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total = data['data']['GradeStatistics']
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split = data['data']['GradeList']
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#成绩总览
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GradeStatistics = {
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'total_GPA': data['data']['GradeStatistics']['PJJD'],
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'total_credit': data['data']['GradeStatistics']['SDXF'],
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'total_kill': data['data']['GradeStatistics']['TGMS'],
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'total_dead': data['data']['GradeStatistics']['WTGMS']
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'total_GPA': total['PJJD'],
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'total_credit': total['SDXF'],
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'total_kill': total['TGMS'],
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'total_dead': total['WTGMS']
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}
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#分学期成绩
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#提取第一和最后一学期
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first_term = split[0]['KSXNXQ']
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last_term = split[len(split)-1]['KSXNXQ']
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#转换成int元组
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first_term = (int(first_term[0:4]),int(last_term[4:6]))
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last_term = (int(last_term[0:4]),int(last_term[4:6]))
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#生成中间学期
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total_term = []
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for i in range(last_term[0],first_term[0] + 1):
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for j in range(1,3):
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total_term.append(str(i) + str(j))
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if i == first_term[0] and j == first_term[1]:
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break
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total_term.reverse()
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grade_list = []
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#最后一次遍历到的学期
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last_term = ''
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last_term_data = {}
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#当前学期索引/上学期总通过/上学期总挂科/上学期总学分/上学期总学分绩点/上一课程通过次数
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this_term, last_term_kill, last_term_dead, last_term_credit, last_term_c_x_g, last_lesson_kill = 0, 0, 0, 0, 0, 0
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#上学期课程列表
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last_term_grade_list = []
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last_term_kill = 0
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last_term_dead = 0
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last_term_total_credit = 0
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last_term_total_c_x_g = 0#sum(学分*绩点)
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last_term_GPA = 0
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#上一课程名称
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last_lesson_name = ''
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last_lesson_kill = 0
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for item in data['data']['GradeList']:
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#flag,将是否通过延后一个循环
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flag = True
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#遍历课程
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for item in split:
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#如果和上一个课程重名
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if item['LessonInfo']['KCMC'] == last_lesson_name:
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#判断是否通过
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if item['YXCJ'] >= 60:
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#如果通过贡献1通过
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last_lesson_kill += 1
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last_term_total_credit += item['XF']
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grade = (item['YXCJ'] - (item['YXCJ'] % 10) - 50) // 10
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grade += 0.5 if (item['YXCJ'] % 10 >= 5) else 0
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last_term_total_c_x_g += item['XF'] * grade
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else:
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#如果学期改变
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if last_term != item['KSXNXQ']:
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#初始化所有变量
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if last_term != '':
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if last_lesson_kill > 0:
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last_term_kill += 1
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else:
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last_term_dead += 1
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last_term_GPA = last_term_total_c_x_g / last_term_total_credit
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grade_list.append(
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{
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'term_time': last_term,
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'term_GPA': last_term_GPA,
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'term_kill': last_term_kill,
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'term_dead': last_term_dead,
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'term_credit': last_term_total_credit,
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'term_grade': last_term_grade_list
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}
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)
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last_term_grade_list = []
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last_term_kill = 0
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last_term_dead = 0
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last_term_total_c_x_g = 0
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last_term_total_credit = 0
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last_term_GPA = 0
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last_term = item['KSXNXQ']
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#贡献总学分绩点
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last_term_c_x_g += item['XF'] * (item['YXCJ'] - 50) / 10
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else:#如果不重名
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if flag:#将else中的判断延后一个循环
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flag = False
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else:
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if last_lesson_name != '':
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if last_lesson_kill > 0:
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last_term_kill += 1
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else:
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last_term_dead += 1
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last_lesson_kill = 0
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if item['YXCJ'] >= 60:
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last_lesson_kill += 1
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last_term_total_credit += item['XF']
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grade = (item['YXCJ'] - (item['YXCJ'] % 10) - 50) // 10
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grade += 0.5 if (item['YXCJ'] % 10 >= 5) else 0
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last_term_total_c_x_g += item['XF'] * grade
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#如果上一课程通过
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if last_lesson_kill > 0:
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#贡献上学期通过数
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last_term_kill += 1
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else:
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#贡献上学期挂科数
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last_term_dead += 1
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#更新上一课程名称
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last_lesson_name = item['LessonInfo']['KCMC']
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#新课程加入学期课程列表
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last_term_grade_list.append(
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{
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'title': item['LessonInfo']['KCMC'],
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'credit': item['XF'],
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'grade': item['ShowYXCJ'],
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'kill': 'yes' if (item['YXCJ'] >= 60) else 'no',
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'class': item['KSXZ']
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}
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)
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#如果不是当前学期
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if item['KSXNXQ'] != total_term[this_term]:
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#成绩列表添加上学期数据
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grade_list.append({
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'term_time': total_term[this_term],
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'term_GPA': last_term_c_x_g / last_term_credit,
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'term_kill': last_term_kill,
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'term_dead': last_term_dead,
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'term_credit': last_term_credit,
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'term_grade': last_term_grade_list
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})
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#当前学期索引+1
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this_term += 1
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#初始化所有值
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last_term_kill, last_term_dead, last_term_credit = 0, 0, item['XF']
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last_term_grade_list = []
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#如果通过
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if item['YXCJ'] >= 60:
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#贡献总学分绩点
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last_term_c_x_g = item['XF'] * (item['YXCJ'] - 50) / 10
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#贡献通过次数
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last_lesson_kill += 1
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else:
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last_term_c_x_g = 0
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else:#如果是当前学期
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#贡献总学分
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last_term_credit += item['XF']
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#如果通过
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if item['YXCJ'] >= 60:
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#贡献通过数
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last_lesson_kill += 1
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#贡献学分绩点
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last_term_c_x_g += item['XF'] * (item['YXCJ'] - 50) / 10
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#加入学期成绩列表
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last_term_grade_list.append({
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'title': item['LessonInfo']['KCMC'],
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'credit': item['XF'],
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'grade': item['ShowYXCJ'],
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'kill': 'yes' if (item['YXCJ'] >= 60) else 'no',
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'class': item['KSXZ']
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})
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#补充最后一次遍历的数据
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if last_lesson_kill > 0:
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last_term_kill += 1
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else:
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last_term_dead += 1
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last_term_GPA = last_term_total_c_x_g / last_term_total_credit
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grade_list.append(
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{
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'term_time': last_term,
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'term_GPA': last_term_GPA,
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'term_kill': last_term_kill,
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'term_dead': last_term_dead,
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'term_credit': last_term_total_credit,
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'term_grade': last_term_grade_list
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}
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)
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grade_list.append({
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'term_time': total_term[this_term],
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'term_GPA': last_term_c_x_g / last_term_credit,
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'term_kill': last_term_kill,
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'term_dead': last_term_dead,
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'term_credit': last_term_credit,
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'term_grade': last_term_grade_list
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})
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#合并数据
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data_cache = {
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'total': GradeStatistics,
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'split': grade_list
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@ -218,4 +235,4 @@ def getCurrentTime(Ip, S):
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)
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data = json.loads(r.content.decode('utf-8'))
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data_cache = data['data'].pop('DateList')
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return {'errcode': 200, 'errmsg': 'ok', 'data': data_cache}
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return {'errcode': 200, 'errmsg': 'ok', 'data': data_cache}
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