old_contents: 
  
  def remove_accents(s):
  	striped = u"".join((c for c in unicodedata.normalize('NFD', s) if unicodedata.category(c) != 'Mn'))
  	result = u""
  	for i in range(len(s)):
  		if striped[i].lower() in [u'a',u'e',u'i',u'o',u'u']:
  			result += striped[i]
  		else:
  			result += s[i]
  	return result
new_contents: import unicodedata
  
  def remove_accents(s):
  	striped = u"".join((c for c in unicodedata.normalize('NFD', s) if unicodedata.category(c) != 'Mn'))
  	result = u""
  	for i in range(len(s)):
  		if striped[i].lower() in [u'a',u'e',u'i',u'o',u'u']:
  			result += striped[i]
  		else:
  			result += s[i]
  	return result
subject: debug remove_accents