Issue noted in Learn

Add the middle line between the first and last line in the example for setting up an SD Card. The first item is a '?' and the code crashes. On web page:
https://learn.adafruit.com/adafruit-micro-sd-breakout-board-card-tutorial/circuitpython
blakebr
.
.
for file in os.listdir(path):
if file == "?": continue
print(file, path + "/" + file)

Author: TheKitty

Introducing_Trinket_M0/Trinket_SDCardList/code.py

@@ -28,6 +28,7 @@
 
 def print_directory(path, tabs=0):
     for file in os.listdir(path):
+        if file == "?" : continue  # Issue noted in Learn
         stats = os.stat(path + "/" + file)
         filesize = stats[6]
         isdir = stats[0] & 0x4000