Update final.py

Main/final.py

@@ -111,4 +111,22 @@ def authenticate(checkPayload, refPayload):
         print("Authentication Successful!")
     
     else:
-        print("Unsuccessful Authentication!")
\ No newline at end of file
+        print("Unsuccessful Authentication!")
+
+
+
+# Obtain Passphrase
+
+def getPassphrase():
+    passphrase1 = getpass(prompt = 'Please enter a one-time passphrase of your choice: ')
+    passphrase2 = getpass(prompt = 'Re-enter the one-time passphrase: ')
+    
+    if passphrase1 == passphrase2:
+        pass
+        
+    else:
+        print("Error! Mismatching passphrases.")
+        passphrase1 == passphrase2 == ''
+        passphrase()
+    
+    return passphrase1
\ No newline at end of file