How to use the gdtoolkit.parser.parser.parse_comments function in gdtoolkit

formattable_num,
                "s" if formattable_num != 1 else "",
                left_unchanged_num,
                "s" if left_unchanged_num != 1 else "",
            ),
            file=sys.stderr,
        )
        sys.exit(1)
    else:
        formatted_files = set()
        for file_path in files:
            with open(file_path, "r+") as fh:
                code = fh.read()
                try:
                    code_parse_tree = parser.parse(code, gather_metadata=True)
                    comment_parse_tree = parser.parse_comments(code)
                    formatted_code = format_code(
                        gdscript_code=code,
                        max_line_length=line_length,
                        parse_tree=code_parse_tree,
                        comment_parse_tree=comment_parse_tree,
                    )
                except Exception as e:
                    print(
                        "exception during formatting of {}".format(file_path),
                        file=sys.stderr,
                    )
                    raise e
                if code != formatted_code:
                    try:
                        check_formatting_safety(
                            code,

def check_formatting_safety(
    given_code: str,
    formatted_code: str,
    max_line_length: int,
    given_code_parse_tree: Optional[Tree] = None,
    given_code_comment_parse_tree: Optional[Tree] = None,
) -> None:
    if given_code == formatted_code:
        return
    formatted_code_parse_tree = parser.parse(formatted_code, gather_metadata=True)
    formatted_code_comment_parse_tree = parser.parse_comments(formatted_code)
    check_comment_persistence(
        given_code,
        formatted_code,
        given_code_comment_parse_tree=given_code_comment_parse_tree,
        formatted_code_comment_parse_tree=formatted_code_comment_parse_tree,
    )
    check_tree_invariant(
        given_code,
        formatted_code,
        given_code_parse_tree=given_code_parse_tree,
        formatted_code_parse_tree=formatted_code_parse_tree,
    )
    check_formatting_stability(
        formatted_code,
        max_line_length,
        parse_tree=formatted_code_parse_tree,

def gather_comments_from_code(
    gdscript_code: str, comment_tree: Optional[Tree] = None
) -> List[str]:
    comment_tree = (
        comment_tree
        if comment_tree is not None
        else parser.parse_comments(gdscript_code)
    )
    comment_line_numbers = [comment.line for comment in comment_tree.children]
    lines = gdscript_code.splitlines()
    comments = []  # type: List[str]
    for line_number, line in enumerate(lines):
        normalized_line_number = line_number + 1
        comment_start = line.find("#")
        if comment_start >= 0 and normalized_line_number in comment_line_numbers:
            comments.append(line[comment_start:])
    return comments

def format_code(
    gdscript_code: str,
    max_line_length: int,
    parse_tree: Optional[Tree] = None,
    comment_parse_tree: Optional[Tree] = None,
) -> str:
    parse_tree = (
        parse_tree
        if parse_tree is not None
        else parser.parse(gdscript_code, gather_metadata=True)
    )
    comment_parse_tree = (
        comment_parse_tree
        if comment_parse_tree is not None
        else parser.parse_comments(gdscript_code)
    )
    gdscript_code_lines = [
        "",
        *gdscript_code.splitlines(),
    ]  # type: List[str]
    formatted_lines = []  # type: FormattedLines
    context = Context(
        indent=0,
        previously_processed_line_number=0,
        max_line_length=max_line_length,
        gdscript_code_lines=gdscript_code_lines,
        standalone_comments=gather_standalone_comments(
            gdscript_code, comment_parse_tree
        ),
        inline_comments=gather_inline_comments(gdscript_code, comment_parse_tree),
    )

def main():
    arguments = docopt(
        __doc__,
        version="gdformat {}".format(
            pkg_resources.get_distribution("gdtoolkit").version
        ),
    )
    files: List[str] = find_files_from(arguments["