# Data types
# ----------
# regular expression:
#   A regular expression in python syntax. You can specify flags by
#   starting the regular expression with `(?aiLmsux)`.
#   https://docs.python.org/3/library/re.html#regular-expression-syntax

# greeting
# --------
# a regular expression
# determine whether the user is polite or not
set greeting = '(?i)(hello|hi)\b'
