try:
import uhashlib as hashlib
except ImportError:
import hashlib
# This is neither uPy, nor cPy, so must be uPy with
# uhashlib module disabled.
print("SKIP")
raise SystemExit
hashlib.md5
except AttributeError:
# MD5 is only available on some ports
md5 = hashlib.md5(b"hello")
md5.update(b"world")
print(md5.digest())