def br2_br1(content):
content = re.sub('<br>(\s+)<br>', '', content)
content = re.sub(r"(<br>)\1+", r"\1", content)
content = re.sub("<br>", '<br><br>', content)
return content
def br2_br1(content):
content = re.sub('<br>(\s+)<br>', '', content)
content = re.sub(r"(<br>)\1+", r"\1", content)
content = re.sub("<br>", '<br><br>', content)
return content