<commit_before>const mongoose = require('mongoose');
const Schema = mongoose.Schema;

const classSchema = new Schema({
  courseName: { type: String, unique: true }
});

module.exports = mongoose.model('class', classSchema);<commit_msg>Modify Class model to include url<commit_after>const mongoose = require('mongoose');
const Schema = mongoose.Schema;

const classSchema = new Schema({
  courseName: { type: String, required: true, unique: true },
  url: { type: String, required: true }
});

module.exports = mongoose.model('class', classSchema);
{'fraction_non_alphanumeric': 0.13711151736745886, 'fraction_numerical': 0.0, 'mean_word_length': 5.936708860759493, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '5141571', 'n_tokens_mistral': 158, 'n_tokens_neox': 165, 'n_words': 47}