str = re.sub (r"Stem\s+#'flag", r"Flag #'print", str)
str = re.sub (r"((?:\\once)?\s*)\\override\s+Stem\s+#'transparent\s*=\s*##t", r"\g<1>\\override Stem #'transparent = ##t \g<1>\\override Flag #'transparent = ##t", str)
str = re.sub (r"((?:\\once)?\s*)\\revert\s*Stem\s+#'transparent", r"\g<1>\\revert Stem #'transparent \g<1>\\revert Flag #'transparent", str)
+ str = re.sub (r"((?:\\once)?\s*)\\override\s+Stem\s+#'stencil\s*=\s*##f", r"\g<1>\\override Stem #'stencil = ##f \g<1>\\override Flag #'stencil = ##f", str)
+ str = re.sub (r"((?:\\once)?\s*)\\revert\s*Stem\s+#'stencil", r"\g<1>\\revert Stem #'stencil \g<1>\\revert Flag #'stencil", str)
return str