def wrap_text(
    text, width=78, initial_indent="", subsequent_indent="", preserve_paragraphs=False
):
    """A helper function that intelligently wraps text.  By default, it
    assumes that it operates on a single paragraph of text but if the
    `preserve_paragraphs` parameter is provided it will intelligently
    handle paragraphs (defined by two empty lines).

    If paragraphs are handled, a paragraph can be prefixed with an empty
    line containing the ``\\b`` character (``\\x08``) to indicate that
    no rewrapping should happen in that block.

    :param text: the text that should be rewrapped.
    :param width: the maximum width for the text.
    :param initial_indent: the initial indent that should be placed on the
                           first line as a string.
    :param subsequent_indent: the indent string that should be placed on
                              each consecutive line.
    :param preserve_paragraphs: if this flag is set then the wrapping will
                                intelligently handle paragraphs.
    """
    from ._textwrap import TextWrapper

    text = text.expandtabs()
    wrapper = TextWrapper(
        width,
        initial_indent=initial_indent,
        subsequent_indent=subsequent_indent,
        replace_whitespace=False,
    )
    if not preserve_paragraphs:
        return wrapper.fill(text)

    p = []
    buf = []
    indent = None

    def _flush_par():
        if not buf:
            return
        if buf[0].strip() == "\b":
            p.append((indent or 0, True, "\n".join(buf[1:])))
        else:
            p.append((indent or 0, False, " ".join(buf)))
        del buf[:]

    for line in text.splitlines():
        if not line:
            _flush_par()
            indent = None
        else:
            if indent is None:
                orig_len = term_len(line)
                line = line.lstrip()
                indent = orig_len - term_len(line)
            buf.append(line)
    _flush_par()

    rv = []
    for indent, raw, text in p:
        with wrapper.extra_indent(" " * indent):
            if raw:
                rv.append(wrapper.indent_only(text))
            else:
                rv.append(wrapper.fill(text))

    return "\n\n".join(rv)
A helper function that intelligently wraps text.  By default, it
    assumes that it operates on a single paragraph of text but if the
    `preserve_paragraphs` parameter is provided it will intelligently
    handle paragraphs (defined by two empty lines).

    If paragraphs are handled, a paragraph can be prefixed with an empty
    line containing the ``\b`` character (``\x08``) to indicate that
    no rewrapping should happen in that block.

    :param text: the text that should be rewrapped.
    :param width: the maximum width for the text.
    :param initial_indent: the initial indent that should be placed on the
                           first line as a string.
    :param subsequent_indent: the indent string that should be placed on
                              each consecutive line.
    :param preserve_paragraphs: if this flag is set then the wrapping will
                                intelligently handle paragraphs.
    
dynaconf/vendor/click/formatting.py