Made the execution of Remove_Face faster.

Remove_Face.py

@@ -1,5 +1,8 @@
 import DBHelper
 import shutil
+from joblib import Parallel, delayed
+import multiprocessing
+import os
 
 
 def remove_your_face(firstname, lastname, email, phone):
@@ -9,25 +12,25 @@ def remove_your_face(firstname, lastname, email, phone):
         count2 = 0
         for user in users.each():
             count += 1
-        print("Removing the specified User...")
+        print("The specified user will be removed...")
         for user in users.each():
             count2 += 1
             if DBHelper.get_firstname("User_" + str(count2)) == firstname and DBHelper.get_lastname(
                     "User_" + str(count2)) == lastname and DBHelper.get_email(
                 "User_" + str(count2)) == email and DBHelper.get_phone("User_" + str(count2)) == phone:
+                Parallel(n_jobs=multiprocessing.cpu_count())(
+                    delayed(remove_parallel_user_photos)(i, count2) for i in range(50))
                 DBHelper.remove_data("User_" + str(count2))
-                for i in range(50):
-                    DBHelper.delete_user_photo("User_" + str(count2) + "/" + str(i) + ".jpg")
+                shutil.rmtree("Facial_images/face_rec/train/User_" + str(count2))
                 print("Successfully removed the User.")
                 break
-        print("Reorganizing the Users... (This may take long time.)")
+        print("Reorganizing the Users...")
         if count2 != count and count - count2 - 1 != 0:
             for x in range(count - count2):
-                for i in range(50):
-                    DBHelper.download_user_photo_other("User_" + str(count2 + 1) + "/" + str(i) + ".jpg",
-                                                       "User_" + str(count2) + "/" + str(i) + ".jpg")
-                    DBHelper.upload_user_photo("User_" + str(count2) + "/" + str(i) + ".jpg")
-                    DBHelper.delete_user_photo("User_" + str(count2 + 1) + "/" + str(i) + ".jpg")
+                if not os.path.isdir("Facial_images/face_rec/train/User_" + str(count2)):
+                    os.makedirs("Facial_images/face_rec/train/User_" + str(count2))
+                Parallel(n_jobs=multiprocessing.cpu_count())(
+                    delayed(update_parallel_user_photos)(i, count2) for i in range(50))
                 DBHelper.upload_data("User_" + str(count2), DBHelper.get_firstname("User_" + str(count2 + 1)),
                                      DBHelper.get_lastname("User_" + str(count2 + 1)),
                                      DBHelper.get_email("User_" + str(count2 + 1)),
@@ -36,11 +39,10 @@ def remove_your_face(firstname, lastname, email, phone):
             DBHelper.remove_data("User_" + str(count))
             shutil.rmtree("Facial_images/face_rec/train/User_" + str(count))
         elif count2 != count and count - count2 - 1 == 0:
-            for i in range(50):
-                DBHelper.download_user_photo_other("User_" + str(count2 + 1) + "/" + str(i) + ".jpg",
-                                                   "User_" + str(count2) + "/" + str(i) + ".jpg")
-                DBHelper.upload_user_photo("User_" + str(count2) + "/" + str(i) + ".jpg")
-                DBHelper.delete_user_photo("User_" + str(count2 + 1) + "/" + str(i) + ".jpg")
+            if not os.path.isdir("Facial_images/face_rec/train/User_" + str(count2)):
+                os.makedirs("Facial_images/face_rec/train/User_" + str(count2))
+            Parallel(n_jobs=multiprocessing.cpu_count())(
+                delayed(update_parallel_user_photos)(i, count2) for i in range(50))
             DBHelper.upload_data("User_" + str(count2), DBHelper.get_firstname("User_" + str(count2 + 1)),
                                  DBHelper.get_lastname("User_" + str(count2 + 1)),
                                  DBHelper.get_email("User_" + str(count2 + 1)),
@@ -59,3 +61,13 @@ if __name__ == "__main__":
     p = input('Enter your Phone:')
     remove_your_face(f, l, e, p)
 
+
+def remove_parallel_user_photos(i, count2):
+    DBHelper.delete_user_photo("User_" + str(count2) + "/" + str(i) + ".jpg")
+
+
+def update_parallel_user_photos(i, count2):
+    DBHelper.download_user_photo_other("User_" + str(count2 + 1) + "/" + str(i) + ".jpg",
+                                       "User_" + str(count2) + "/" + str(i) + ".jpg")
+    DBHelper.upload_user_photo("User_" + str(count2) + "/" + str(i) + ".jpg")
+    DBHelper.delete_user_photo("User_" + str(count2 + 1) + "/" + str(i) + ".jpg")