引发ValueError（“ GraphDef不能大于2GB。”）

Question

我在代码中添加了rgb及其对应的深度图像，并将结果保存为numpy array 6通道图像。我运行代码，直到193张图片，它都摇摆了，但是之后由于错误GraphDef而停止，不能超过2GB。我搜索并找到了解决方案，但是我无法更改代码。

filename='image_2'
filename1='depth'
filename2='train'
if _platform == "linux" or _platform == "linux2": # linux
   data_path = '/home/lps/squeezeDet/data/KITTI/training/'+filename+'/'
   data_path1 = '/home/lps/squeezeDet/data/KITTI/training/'+filename1+'/'
   data_path2 = '/home/lps/squeezeDet/data/KITTI/training/'+filename2+'/'

elif _platform == "darwin": # MAC OS X
   data_path = '/Users/CCLee/image_data/dicom_so/' 
   # out_path = '/Users/CCLee/tmp/dicom_so/out/'
elif _platform == "win32": # Windows
   data_path = 'D:/work_data/dicom_so/'
   # out_path = 'D:/work_data/dicom_so/out/'
inpath = pathlib.Path(data_path)
inpath1 = pathlib.Path(data_path1)
outpath = pathlib.Path(data_path2)


if not outpath.exists():
    outpath.mkdir() 
    print('no output path, create {}'.format(filename2))


dicom_lst = sorted(inpath.glob('*.png'))
dicom_lst1 = sorted(inpath1.glob('*.png'))

dicom_list = dicom_lst#[3:4]
num_files = len(dicom_list)
i=0
for fname1, fname in zip(dicom_list,dicom_lst1) :
    filename1=fname.name.rsplit('.', 2)[0]
    ftitle = fname1.name.rsplit('.', 2)[0]
    # ftitle = ftitle[-5:]         
    print('process {}/{}, depth image:{}, original image: {}'.format(i+1, num_files, fname.name,fname1.name))
    i=+1


    image = mpimg.imread(str(fname1))
    image1 = mpimg.imread(str(fname))

    x = tf.Variable(image, name='x')
    y = tf.Variable(image1, name='y')
    model = tf.global_variables_initializer()

    with tf.Session() as session:
        z = tf.concat([x,y],2)
        #x= tf.concat([tf.expand_dims(t, 2) for t in x,y],2)

        session.run(model)
        result = session.run(z)

        out_name = outpath.joinpath(ftitle+'.npy') 
        np.save(str(out_name), result)