- media_template = re.sub(r'\$(Bandwidth)(?:%(0\d+)d)?\$', r'%(\1)\2d', media_template)
- media_template = media_template % {'Bandwidth': representation_attrib.get('bandwidth')}
- media_template = re.sub(r'\$(Number)(?:%(0\d+)d)?\$', r'%(\1)\2d', media_template)