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flask_app_teaching.py
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flask_app_teaching.py
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from flask import Flask, jsonify, request, render_template, redirect, url_for, session
# from sqlalchemy.orm.session import sessionmaker, make_transient
# from sqlalchemy import create_engine
# from database import db
from page_model_no_db import PageModel
import glob
import os
import random
import numpy as np
from cython_tste.tste_next_point import *
import time
import hashlib
import sys
print 'Initializing site!'
def update_page_with_indices(main, comp1, comp2):
# Switch order of images with probability .5
if random.random() > .5:
temp = comp1
comp1 = comp2
comp2 = temp
page_model_dict_seabed[session['name']].main_img = main
page_model_dict_seabed[session['name']].compare_img_1 = comp1
page_model_dict_seabed[session['name']].compare_img_2 = comp2
page_model_dict_seabed[session['name']].main_path = image_list[main]
page_model_dict_seabed[session['name']].compare_1_path = image_list[comp1]
page_model_dict_seabed[session['name']].compare_2_path = image_list[comp2]
# Choose a random triplet and set the page's triplet accordingly
def update_page(selection_method):
train = range(N)
X = user_x_dict_seabed[session['name']]
lamb = 0
if selection_method == 1:
(main, comp1, comp2) = random_triplet(train, classes, classes_dict_seabed)
elif selection_method == 2:
((main, comp1, comp2), p) = most_uncertain_triplet(train,X,N,no_dims,alpha,lamb,classes,classes_dict_seabed,eta,no_classes=3,sample_class = 0.135)
elif selection_method == 3:
((main, comp1, comp2), p) = best_gradient_triplet(train,X,N,no_dims,alpha,lamb,classes,classes_dict_seabed,eta,no_classes=3,sample_class = 0.06)
else:
((main, comp1, comp2), p) = best_gradient_triplet_rand_evaluation(train,X,N,no_dims,alpha,lamb,classes,classes_dict_seabed,eta,no_classes=3,sample_class = 0.025)
update_page_with_indices(main, comp1, comp2)
def get_label_list():
main_label = class_names[classes[page_model_dict_seabed[session['name']].main_img]]
compare_img_1_label = class_names[classes[page_model_dict_seabed[session['name']].compare_img_1]]
compare_img_2_label = class_names[classes[page_model_dict_seabed[session['name']].compare_img_2]]
return (main_label, compare_img_1_label, compare_img_2_label)
def get_result_img(result):
if result == True:
return '/static/correct_check_mark.png'
else:
return '/static/incorrect_x_mark.png'
def get_result_text(result):
if result == True:
return 'CORRECT! '
else:
return 'INCORRECT! '
def get_result_color(result):
if result == True:
return '#1E90FF'
else:
return 'red'
# Make Flask app
app = Flask(__name__)
#app.config["DEBUG"] = True
# # Set up database
# SQLALCHEMY_DATABASE_URI = "mysql+mysqlconnector://{username}:{password}@{hostname}/{databasename}".format(
# username="cs101teaching2",
# password="gogo_teaching",
# hostname="cs101teaching2.mysql.pythonanywhere-services.com",
# databasename="cs101teaching2$teaching",
# )
# app.config["SQLALCHEMY_DATABASE_URI"] = SQLALCHEMY_DATABASE_URI
# app.config["SQLALCHEMY_POOL_RECYCLE"] = 200
app.secret_key = 'A0Zr98j/3yX R~XHH!jmN]LWX/,?RT'
# db.init_app(app)
# db.app = app
# engine = create_engine(SQLALCHEMY_DATABASE_URI, pool_recycle=200)
# Session_sql = sessionmaker(bind=engine, expire_on_commit=False)
# session_sql = Session_sql()
# Set up classes and classes_dict_seabed
import os
path = os.getcwd()
class_names = glob.glob(path + "/MachineTeaching/static/seabed/ims/*")
class_names.sort()
class_name_dict_seabed = {}
for class_name in class_names:
class_name_dict_seabed[class_name] = glob.glob(class_name + "/*")
name_class = {}
for k, v in class_name_dict_seabed.iteritems():
for elm in v:
name_class[elm] = k
image_list = glob.glob(path + "/MachineTeaching/static/seabed/ims/*/*")
image_list.sort()
N = len(image_list)
classes = np.zeros(len(image_list), dtype=int)
for i in range(len(image_list)):
classes[i] = class_names.index(name_class[image_list[i]])
class_names = [c.replace(path + "/MachineTeaching/static/seabed/ims/", "") for c in class_names]
print 'class names: ', class_names
classes_dict_seabed = {}
for i in range(len(class_names)):
classes_dict_seabed[i] = []
N_test = 20
for i in range(N):
classes_dict_seabed[classes[i]].append(i)
for key in classes_dict_seabed.keys():
classes_dict_seabed['not'+str(key)] = []
for key1 in classes_dict_seabed.keys():
if key != key1 and not 'not' in str(key1):
classes_dict_seabed['not'+str(key)].extend(classes_dict_seabed[key1])
# print classes, len(classes)
# print classes_dict_seabed, len(classes_dict_seabed)
# Set values for tste
N = len(classes)
no_dims = 5
alpha = no_dims - 1.0
eta = 0.1
# Make image list
image_list = [img.replace(path + "/MachineTeaching", "") for img in image_list]
# Make dictionary to keep track of page models
page_model_dict_seabed = {}
# Make dictionary to keep track of how many jobs each user has done
user_nclicks_dict_seabed = {}
user_x_dict_seabed = {}
user_id_dict_seabed = {}
user_time_dict_seabed = {}
user_code_dict_seabed = {}
user_test_counter_dict_seabed = {}
user_selection_method_dict_seabed = {}
user_images_dict_seabed = {}
user_test_images_dict_seabed = {}
user_test_error_dict_seabed = {}
user_test_ans_dict_seabed = {}
user_test_time_dict_seabed = {}
user_train_ans_dict_seabed = {}
# Set triplet
random.seed()
counter = 0
max_clicks = 16
max_test = 20
# Redirect user to login page
@app.route("/")
def to_login():
return redirect(url_for('route'))
# Return image list in JSON format
@app.route("/get_imgs", methods = ['GET', 'POST'])
def get_imgs():
if user_nclicks_dict_seabed[session['name']] == max_clicks:
user_test_images_dict_seabed[session['name']] = random.sample(set(range(N)) - user_images_dict_seabed[session['name']], N_test)
user_test_counter_dict_seabed[session['name']] = 1
user_test_error_dict_seabed[session['name']] = 0
user_test_ans_dict_seabed[session['name']] = []
user_test_time_dict_seabed[session['name']] = time.time()
return jsonify([url_for('testing_index'), 0])
update_page(user_selection_method_dict_seabed[session['name']])
user_images_dict_seabed[session['name']].update(page_model_dict_seabed[session['name']].get_index_list())
return jsonify(page_model_dict_seabed[session['name']].get_imgs_list() + [str(user_nclicks_dict_seabed[session['name']]), get_label_list()[0]])
@app.route("/end/")
def logout():
if ('name' in session and session['name'] in user_nclicks_dict_seabed and
user_nclicks_dict_seabed[session['name']] == max_clicks and user_test_counter_dict_seabed[session['name']] == max_test):
user_test_time_dict_seabed[session['name']] = time.time() - user_test_time_dict_seabed[session['name']]
user_test_error_dict_seabed[session['name']] = 1-float(np.sum(user_test_ans_dict_seabed[session['name']])) / float(max_test)
end_id = hashlib.md5(str(session['name'])).hexdigest()
print 'name: ', session['name'], '\n'
print 'method: ', user_selection_method_dict_seabed[session['name']], '\n'
print 'error: ', user_test_error_dict_seabed[session['name']], '\n'
np.save('./testfiles_seabed/user_x_dict_seabed.npy', user_x_dict_seabed)
np.save('./testfiles_seabed/ans_dict_seabed.npy', user_test_ans_dict_seabed)
np.save('./testfiles_seabed/error_dict_seabed.npy', user_test_error_dict_seabed)
np.save('./testfiles_seabed/method_dict_seabed.npy', user_selection_method_dict_seabed)
np.save('./testfiles_seabed/train_ans_dict_seabed.npy', user_train_ans_dict_seabed)
with open('./testfiles_seabed/' + str(session['name']) + "_test.txt", "w") as myfile:
for item in user_test_ans_dict_seabed[session['name']]:
myfile.write("%s," % item)
myfile.write("\n")
myfile.write(str(user_test_error_dict_seabed[session['name']]) + '\n')
myfile.write(str(user_test_time_dict_seabed[session['name']]) + '\n')
myfile.write(str(user_selection_method_dict_seabed[session['name']]) + '\n')
return render_template('end.html', end_id=end_id)
else:
return redirect(url_for('login'))
# THESE DO LOTS
#
# - Gets the response from the user
# - Updates the user's kernel
@app.route("/kernel/get_response", methods = ['POST'])
def get_response_kernel():
if not 'name' in session or not session['name'] in user_nclicks_dict_seabed:
return jsonify([url_for('login'), 0])
if request.method == 'POST':
data = request.get_data()
(main_label, c1_label, c2_label) = get_label_list()
if data == "0":
page_model_dict_seabed[session['name']].set_chosen(page_model_dict_seabed[session['name']].compare_img_1)
if (main_label == c1_label):
result = True
else:
result = False
elif data == "1":
page_model_dict_seabed[session['name']].set_chosen(page_model_dict_seabed[session['name']].compare_img_2)
if (main_label == c2_label):
result = True
else:
result = False
print 'RESULT: ', result
user_train_ans_dict_seabed[session['name']].append(result)
print 'TRAIN ANS: ', user_train_ans_dict_seabed[session['name']]
user_nclicks_dict_seabed[session['name']] += 1
user_time_dict_seabed[session['name']][1] = time.time()
K = np.zeros((N, N))
Q = np.zeros((N, N))
G = np.zeros((N, no_dims))
tste_grad(user_x_dict_seabed[session['name']], N, no_dims, page_model_dict_seabed[session['name']].get_index_list(), 0, no_dims-1.0, K, Q, G)
user_x_dict_seabed[session['name']] = user_x_dict_seabed[session['name']] - 0.4 * G
#print user_x_dict_seabed[session['name']]
# make_transient(page_model_dict_seabed[session['name']])
# page_model_dict_seabed[session['name']].id = None
# session_sql.add(page_model_dict_seabed[session['name']])
# session_sql.commit()
if main_label == c1_label:
c1_border = '5px solid #1E90FF'
c2_border = '0px solid #1E90FF'
elif main_label == c2_label:
c1_border = '0px solid #1E90FF'
c2_border = '5px solid #1E90FF'
return jsonify([main_label, c1_label, c2_label, get_result_text(result), get_result_color(result), c1_border, c2_border])
# return jsonify([main_label, c1_label, c2_label, get_result_img(result)])
@app.route("/testing/get_response", methods = ['POST'])
def get_response_testing():
if request.method == 'POST':
# print 'clicked'
data = request.get_data()
# print 'test image list', user_test_images_dict_seabed[session['name']]
# print 'test image index', user_test_counter_dict_seabed[session['name']]-1
# print 'image index', user_test_images_dict_seabed[session['name']][user_test_counter_dict_seabed[session['name']]-1]
truth = classes[user_test_images_dict_seabed[session['name']][user_test_counter_dict_seabed[session['name']]-1]]
# print user_test_ans_dict_seabed
# print user_test_counter_dict_seabed
# print '\n'
if str(truth) == str(data):
user_test_ans_dict_seabed[session['name']].append(1)
else:
user_test_ans_dict_seabed[session['name']].append(0)
print 'ANSWERS: ', user_test_ans_dict_seabed[session['name']]
if user_test_counter_dict_seabed[session['name']] == max_test:
return jsonify([url_for('logout'), 0])
user_test_counter_dict_seabed[session['name']] += 1
return jsonify([image_list[user_test_images_dict_seabed[session['name']][user_test_counter_dict_seabed[session['name']]-1]], str(user_test_counter_dict_seabed[session['name']]), 0])
# Test stuff
@app.route("/get_test_img", methods = ['GET', 'POST'])
def get_test_img():
if user_test_counter_dict_seabed[session['name']] == max_test:
return jsonify([url_for('logout'), 0])
# user_test_counter_dict_seabed[session['name']] += 1
return jsonify([image_list[user_test_images_dict_seabed[session['name']][user_test_counter_dict_seabed[session['name']]-1]], str(user_test_counter_dict_seabed[session['name']]), 0])
# Render main page
@app.route("/teaching/")
def teaching_index():
if not 'name' in session or not session['name'] in user_nclicks_dict_seabed:
return redirect(url_for('login'))
return render_template('teaching_seabed.html')
@app.route("/testing/")
def testing_index():
if not 'name' in session or not session['name'] in user_test_counter_dict_seabed:
return redirect(url_for('login'))
return render_template('test_seabed.html')
counter = 0
# Create new user
#
# - Store given user name
# - Create initial kernel for new user
urls = ['http://cs101teaching2.pythonanywhere.com/login',
'http://machineteaching1.pythonanywhere.com/login',
'http://machineteaching2.pythonanywhere.com/login',
'http://machineteaching3.pythonanywhere.com/login',
'http://machineteaching4.pythonanywhere.com/login',
'http://machineteaching5.pythonanywhere.com/login']
@app.route('/login', methods=['GET', 'POST'])
def login():
global counter
error = None
if request.method == 'GET':
session['name'] = str(urls.index(request.url)) + "," + str(counter)
print "Session name", session['name']
counter += 1
if request.method == 'POST' and request.form['cont'] == "Continue":
np.save('nclicks_dict_seabed.npy', user_nclicks_dict_seabed)
np.save('time_dict_seabed.npy', user_time_dict_seabed)
np.save('code_dict_seabed.npy', user_code_dict_seabed)
page_model_dict_seabed[session['name']] = PageModel()
user_selection_method_dict_seabed[session['name']] = random.randint(1, 4)
user_nclicks_dict_seabed[session['name']] = 0
user_time_dict_seabed[session['name']] = [time.time(), 0]
user_train_ans_dict_seabed[session['name']] = []
user_x_dict_seabed[session['name']] = np.load("MachineTeaching/static/X_initial_seabed.npy")
#user_x_dict_seabed[session['name']] = np.random.rand(N, no_dims)
user_images_dict_seabed[session['name']] = set([])
print 'Selection Method: ' + str(user_selection_method_dict_seabed[session['name']])
return redirect(url_for('teaching_index'))
return render_template('login_instr.html', error=error)
routing_counter = 0
@app.route('/route', methods=['GET', 'POST'])
def route():
global routing_counter
routing_counter += 1
return redirect(urls[routing_counter%len(urls)])
# Run
if __name__ == "__main__":
app.run()