meta = html_tree.findall('head/meta')
for m in meta:
if m.get('http-equiv', '').lower() == 'content-type':
meta_content = m.get("content")
if meta_content:
meta = html_tree.findall('head/meta')
for m in meta:
if m.get('http-equiv', '').lower() == 'content-type':
meta_content = m.get("content")
if meta_content: