def loadData():
    excelFiles = listdir(XLSX_PATH)
    for f in excelFiles:
        if f.split(".")[-1] == "xlsx":
            try:
                Campus.loadExcelFile(XLSX_PATH+f)
            except Exception as e:
                print(f, "has a problem :\t", e)
def loadPictures():
    pictures = listdir(PICTURES_PATH)
    Campus.refreshPictures(pictures)