proc PyUnicode_TransformDecimalAndSpaceToASCII(unicode: PyStrObject): PyObject {.
    ...raises: [], tags: [RootEffect], forbids: [].}

proc transformDecimalAndSpaceToASCII(unicode: PyStrObject): string {....raises: [],
    tags: [], forbids: [].}

proc transformDecimalAndSpaceToASCII(unicodeStr: openArray[Rune]): string {.
    ...raises: [], tags: [], forbids: [].}