app.py

from flask import Flask, render_template, redirect, url_for, request, flash, jsonify
from flask_pymongo import PyMongo
from gridfs import GridFS
# from werkzeug import secure_filename

app = Flask(__name__)
app.config['SECRET_KEY'] = '59d3ca27e6701d3fd06eb960ca5866a5'
app.config["MONGO_URI"] = "mongodb://localhost:27017/myDatabase"

mongo = PyMongo(app)
FS = GridFS(mongo.db)

@app.route("/")
@app.route("/home",methods = ["POST","GET"])
def home():
	return render_template("Dashboard.html")

@app.route("/createLab", methods = ["POST","GET"])
def createLab():
	data = request.form.to_dict(flat=False)
	if(data):
		assignments = mongo.db.assignments
		assignments.insert({
				"section" 		: data['section'],
				"lab_name" 		: data['lab_name'],
				"start_time" 	: data['start_time'],
				"end_time"		: data['end_time'],
				"lab_type"		: data['lab_type'],
				"q_id"			: data['q_ids']
			})
		# print("Data -> ",data)
		return render_template("Dashboard.html")
	return render_template("Create_Assignment.html")

@app.route("/addQues", methods = ["POST", "GET"])
def addQues():
	data = request.form
	if(data):
		questions = mongo.db.questions
		input_files = request.files.getlist('in')
		output_files = request.files.getlist('out')
		
		# contains reference to file in id
		input_file_id = []
		output_file_id = []

		for inputFile,outputFile in zip(input_files, output_files):
			input_file_id.append( FS.put(inputFile) )
			output_file_id.append( FS.put(outputFile) )

		questions.insert({
			"prob_name" : data['name'],
			"prob_stmt" : data['statement'],
			"difficulty" : data['difficulty'],
			"testcase" : {
				"input" : input_file_id,
				"output" : output_file_id
			},
			"tag" : data['tags']
			})
		print("---------Input-----------")
		for i in range(len(input_file_id)):
			print(FS.get(input_file_id[i]).read())
		print("---------End-------------")

		print("---------Output-----------")
		for i in range(len(input_file_id)):
			print(FS.get(output_file_id[i]).read())
		print("---------End-------------")
	return render_template('admin.html')

@app.route("/test",methods = ["POST", "GET"])
def test():
	formData = request.form
	print("Files ->" , request.files)
	print("\n")
	print(len(request.files))
	return render_template("test.html")
if(__name__ == "__main__"):
	app.run(debug=True)
	app.run(host='0.0.0.0')