python读取txt文件中的数据

def loadData(path):    data=list()    with  open(path,'r') as fileReader:        lines = fileReader.readlines()  # 读取全部内容        for line in lines:            line = line.strip()            line = line.split("\t")#根据数据间的分隔符切割行数据            data.append(line[:])    data=np.array(data)    data = data.astype(float)    np.random.shuffle(data)    label=data[:,0]    features=data[:,1:]    print("data loaded!")    return features,label-1