# parse_options: {"target-version": "3.11"}
f'Magic wand: { bag['wand'] }' # nested quotes
f"{'\n'.join(a)}" # escape sequence
f'''A complex trick: {
bag['bag'] # comment
}'''
f"{f"{f"{f"{f"{f"{1+1}"}"}"}"}"}" # arbitrary nesting
f"{f'''{"nested"} inner'''} outer" # nested (triple) quotes
f"test {a \
} more" # line continuation
f"""{f"""{x}"""}""" # mark the whole triple quote
f"{'\n'.join(['\t', '\v', '\r'])}" # multiple escape sequences, multiple errors