Get students who don't submit homeworks

get_grade.js

var table = $("#main_content").children("table").children("tbody");
var grade = {};
var grade_length = table.children().first().children().length - 3;
var children_number = table.children().length;
var number_index = 1;

table.children().each(function(index){
    var grade_str = "";
    var base = 3;
    var i = 0;
    while(i < grade_length){
        grade_str += ($.trim($(this).children().eq(i+base).children().first().text()) + "-");
        i += 1
    }
    if(!(grade_str in grade)){
        grade[grade_str] = [];
    }
    grade[grade_str].push($.trim($(this).children().eq(number_index).text()));
});

(function(console){

    console.save = function(data, filename){

        if(!data) {
            console.error('Console.save: No data')
            return;
        }

        if(!filename) filename = 'console.json'

        if(typeof data === "object"){
            data = JSON.stringify(data, undefined, 4)
        }

        var blob = new Blob([data], {type: 'text/json'}),
            e    = document.createEvent('MouseEvents'),
            a    = document.createElement('a')

        a.download = filename
        a.href = window.URL.createObjectURL(blob)
        a.dataset.downloadurl =  ['text/json', a.download, a.href].join(':')
        e.initMouseEvent('click', true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null)
        a.dispatchEvent(e)
    }
})(console)

console.save(grade)

handle.py

#!/usr/bin/env python3

import json

def isGood(grade_str):
    problem_grade = grade_str.split('-')
    problem_grade = problem_grade[:-1]
    for i in problem_grade:
        try:
            a = int(i)
        except:
            return False
        if a >= 100:
            continue
        else:
            return False
    return True



origin = set()
with open("number", 'r') as f:
    origin = set([line.strip() for line in f])

with open("console.json", 'r') as f:
    grade = json.load(f)

print(origin)

whole_number = 0
for key in grade.keys():
    if isGood(key):
        print(key, "GOOD")
        for value in grade[key]:
            try:
                origin.remove(value)
                whole_number += 1
            except:
                continue
print(origin)

print_students.py

#!/usr/bin/env python3

import os

origin = set()
with open("number", 'r') as f:
    origin = set([line.strip() for line in f])

assignment_path = os.path.join(os.getcwd(), "assignments")
folders = [x[0] for x in os.walk(assignment_path)]
name = [x.split('/')[-1] for x in folders]

result = set()
for i in origin:
    if i not in name:
        result.add(i)
print(result)