Initial upload

Login_Systems/login_systems.py

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+import Databases.database_interaction as databaseInteraction
+from getpass import getpass
+#declare global CONSTANTS
+MAX_REGISTER_ATTEMPTS = 4
+MAX_LOGIN_ATTEMPTS = 4
+
+#omitted code that isn’t mine
+
+            #for register
+            for attempts in range(MAX_REGISTER_ATTEMPTS, 0, -1):
+                username = input('To register: Enter username >').strip()
+                password = input('Enter password >')
+                try:
+                    databaseInteraction.CreateUser(username, password)
+                    return system_type,username,input("Registration and login successful. What would you like to ask me? ")
+                except: #raised if username not unique
+                    print('Error: Username already exists.')
+                    print('Attempts remaining: ' + str(attempts - 1))
+
+            print('Out of attempts. Logging in as Guest.')
+            return system_type,"Guest",input("What would you like to ask me? ")
+
+#omitted code that isn’t mine
+
+            #for login 
+            for attempts in range(MAX_LOGIN_ATTEMPTS, 0, -1):
+                username = input('To login: Enter username >')
+                #usage for getpass found from https://stackoverflow.com/a/9202236
+                password = getpass('Enter password (input hidden) >')
+                userExists, successful = databaseInteraction.CheckUsernamePasswordMatch(username, password)
+                if successful:
+                    return system_type,username,input("Login successful. What would you like to ask me? ")
+                elif userExists:
+                    print('Password incorrect.')
+                else:
+                    print('Username incorrect.')
+                print('Attempts remaining: ' + str(attempts - 1))
+
+            print('Out of attempts. Logging in as Guest.')
+            return system_type,"Guest",input("What would you like to ask me? ")