workaround, devo indagare perché a volte non c'e' lo schedule_id
workaround, devo indagare perché a volte non c'e' lo schedule_id

malemburg/epcon,artcz/epcon,artcz/epcon,matrixise/epcon,matrixise/epcon,artcz/epcon,pythonitalia/conference,malemburg/epcon,artcz/epcon,EuroPython/epcon,artcz/epcon,malemburg/epcon,malemburg/epcon,barrachri/epcon,barrachri/epcon,yakky/conference,matrixise/epcon,yakky/conference,barrachri/epcon,pythonitalia/conference,malemburg/epcon,PythonSanSebastian/epcon,barrachri/epcon,barrachri/epcon,pythonitalia/conference,EuroPython/epcon,PythonSanSebastian/epcon,PythonSanSebastian/epcon,EuroPython/epcon,malemburg/epcon,PythonSanSebastian/epcon,artcz/epcon,PythonSanSebastian/epcon,EuroPython/epcon,matrixise/epcon,matrixise/epcon,PythonSanSebastian/epcon,matrixise/epcon,barrachri/epcon,PythonSanSebastian/conference,PythonSanSebastian/conference,PythonSanSebastian/conference