(pieces)
return "+"
Return a + if we don't already have one, else return a .
Return a + if we don't already have one, else return a .
Return a + if we don t already have one else return a .
def plus_or_dot(pieces):
    """Return a + if we don't already have one, else return a ."""
    if "+" in pieces.get("closest-tag", ""):
        return "."
    return "+"
def plus_or_dot ( pieces ) : if "+" in pieces . get ( "closest-tag" , "" ) : return "." return "+"