def my_validate(value):
if len(value) < 1 or len(value) > 256:
print(valeu + " Must be between 1-255")
if any(not l.isalnum() and l not in ['_', '/'] for l in value):
print(value + " Must be all alphanumeric or contain _ or /")
my_validate("sd434_/")
my_validate("sd434_/()")
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