correct getting duration from content. try to improve error management
import os.path
WEB_PORT = 8080
WS_PORT = 8090
OSC_PORT = 9090
CONN_STR = ''
STATIC_URL = '/static'
STATIC_ROOT = os.path.join(os.path.dirname(os.path.abspath(__file__)),'static')
LDT_PLATFORM_BASE_URL = 'http://ldt.iri.centrepompidou.fr/ldtplatform'
SYNC_POST_PARAM = {}