Use secrets import from other examples

examples/esp32spi_simpletest.py

@@ -1,7 +1,6 @@
 # SPDX-FileCopyrightText: 2019 ladyada for Adafruit Industries
 # SPDX-License-Identifier: MIT
 
-from secrets import secrets
 import board
 import busio
 from digitalio import DigitalInOut
@@ -9,6 +8,13 @@ import adafruit_esp32spi.adafruit_esp32spi_socket as socket
 from adafruit_esp32spi import adafruit_esp32spi
 import adafruit_requests as requests
 
+# Get wifi details and more from a secrets.py file
+try:
+    from secrets import secrets
+except ImportError:
+    print("WiFi secrets are kept in secrets.py, please add them there!")
+    raise
+
 print("ESP32 SPI webclient test")
 
 TEXT_URL = "http://wifitest.adafruit.com/testwifi/index.html"