How to use the html2text.compat.urlparse.urljoin function in html2text

self.o("[")
                        self.maybe_automatic_link = None
                        self.empty_link = False

                # If we have images_to_alt, we discard the image itself,
                # considering only the alt text.
                if self.images_to_alt:
                    self.o(escape_md(alt))
                else:
                    self.o("![" + escape_md(alt) + "]")
                    if self.inline_links:
                        href = attrs.get('href') or ''
                        self.o(
                            "(" +
                            escape_md(
                                urlparse.urljoin(
                                    self.baseurl,
                                    href
                                )
                            ) +
                            ")"
                        )
                    else:
                        i = self.previousIndex(attrs)
                        if i is not None:
                            attrs = self.a[i]
                        else:
                            self.acount += 1
                            attrs['count'] = self.acount
                            attrs['outcount'] = self.outcount
                            self.a.append(attrs)
                        self.o("[" + str(attrs['count']) + "]")

def link_url(self, link, title=""):
            url = urlparse.urljoin(self.baseurl, link)
            title = ' "{0}"'.format(title) if title.strip() else ''
            self.o(']({url}{title})'.format(url=escape_md(url),
                                            title=title))

if self.space:
                if not self.lastWasNL:
                    self.out(' ')
                self.space = 0

            if self.a and ((self.p_p == 2 and self.links_each_paragraph) or
                           force == "end"):
                if force == "end":
                    self.out("\n")

                newa = []
                for link in self.a:
                    if self.outcount > link['outcount']:
                        self.out("   [" + str(link['count']) + "]: " +
                                 urlparse.urljoin(self.baseurl, link['href']))
                        if 'title' in link:
                            self.out(" (" + link['title'] + ")")
                        self.out("\n")
                    else:
                        newa.append(link)

                # Don't need an extra line when nothing was done.
                if self.a != newa:
                    self.out("\n")

                self.a = newa

            if self.abbr_list and force == "end":
                for abbr, definition in self.abbr_list.items():
                    self.out("  *[" + abbr + "]: " + definition + "\n")