filtro per estrarre il valore di un field
filtro per estrarre il valore di un field

matrixise/epcon,EuroPython/epcon,PythonSanSebastian/epcon,PythonSanSebastian/epcon,EuroPython/epcon,malemburg/epcon,artcz/epcon,EuroPython/epcon,matrixise/epcon,barrachri/epcon,malemburg/epcon,PythonSanSebastian/epcon,pythonitalia/assopy,PythonSanSebastian/epcon,barrachri/epcon,malemburg/epcon,artcz/epcon,barrachri/epcon,matrixise/epcon,malemburg/epcon,artcz/epcon,barrachri/epcon,PythonSanSebastian/epcon,artcz/epcon,pythonitalia/assopy,matrixise/epcon,barrachri/epcon,barrachri/epcon,matrixise/epcon,artcz/epcon,EuroPython/epcon,PythonSanSebastian/epcon,artcz/epcon,malemburg/epcon,malemburg/epcon,matrixise/epcon