Update app.py

app.py

@@ -57,7 +57,9 @@ def decrypt(passw=None,enc_in=None):
     enc_in=enc_in.strip('"').strip("b'").strip("'")
     if "+aaa+" in enc_in:
         mes1=enc_in.split("+aaa+",1)[0]
-        if "+bbb+" in mes1:
+        mes_bytes = bytes(mes1,'utf-8')
+        mes_dec = fernet.decrypt(mes_bytes).decode()
+        if "+bbb+" in enc_in:
             mes12=enc_in.split("+aaa+",1)[1]
             mes2=mes12.split("+bbb+",1)[0]
             im_bytes = bytes(mes2,'utf-8')
@@ -66,8 +68,7 @@ def decrypt(passw=None,enc_in=None):
                 fh.write(base64.decodebytes(bytes(im_bytes, 'utf-8')))
             fh.close     
             dec_im = "finished_im.png"        
-        mes_bytes = bytes(mes1,'utf-8')
-        mes_dec = fernet.decrypt(mes_bytes).decode()
+
    
     if not "+aaa+" in enc_in:
         if "+bbb+" in enc_in: