from bs4 import BeautifulSoup


def footnote(content):
	"""Creates a footnote using the <footnote> tag.
	Parameters:
	- content: Whatever you want to place in the footnote. It can be a 
	string or a tag element.
	Returns:
	- The footnote tag."""
	tag = BeautifulSoup(features='lxml').new_tag('footnote')
	tag.append(content)
	return tag