Ignorieren Sie den Wert von Nil Zeilen in OpenPyxl

for row in ws.iter_rows(min_col=adres[0], min_row=adres[1], max_col=adres[2], max_row=adres[3]):
    if row[0].value is not None:
        data_rows.append([cell.value for cell in row])
    else: continue
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