def demandNameItem(listDb,phrase2,mot):
    """
    put database name of all items in string to insert in database
    listDb: list with datbase name of all items
    phrase2: string with database name of all items
    mot: database name of an item
    return a string with database name of all items separated with ','
    """
    for i in range(len(listDb)):
        mot = str(listDb[i])
        phrase2 += mot
        if not i == len(listDb)-1:
            phrase2 += ','

    return phrase2