小编Shi*_*d77的帖子

如何处理 TensorFlow 中的错误“证书验证失败:证书已过期”?

我刚刚开始按照本教程使用 CIFAR10 数据集在 Python 和 TensorFlow 中创建图像分类程序。到目前为止,这是我的代码:

import tensorflow as tf
from tensorflow.keras import datasets, layers, models
import matplotlib.pyplot as plt
import numpy as np
datasets.cifar10.load_data()
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我收到错误如下:

  File "C:\Users\Admin\AppData\Local\Programs\Python\Python39\lib\urllib\request.py", line 1346, in do_open
    h.request(req.get_method(), req.selector, req.data, headers,
  File "C:\Users\Admin\AppData\Local\Programs\Python\Python39\lib\http\client.py", line 1257, in request
    self._send_request(method, url, body, headers, encode_chunked)
  File "C:\Users\Admin\AppData\Local\Programs\Python\Python39\lib\http\client.py", line 1303, in _send_request
    self.endheaders(body, encode_chunked=encode_chunked)
  File "C:\Users\Admin\AppData\Local\Programs\Python\Python39\lib\http\client.py", line 1252, in endheaders
    self._send_output(message_body, encode_chunked=encode_chunked)
  File "C:\Users\Admin\AppData\Local\Programs\Python\Python39\lib\http\client.py", line 1012, in _send_output
    self.send(msg)
  File "C:\Users\Admin\AppData\Local\Programs\Python\Python39\lib\http\client.py", line 952, in send
    self.connect()
  File …
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python keras tensorflow tensorflow2.0

3
推荐指数
1
解决办法
4046
查看次数

如何将从 image_dataset_from_directory 获取的数据集拆分为数据和标签?

我正在尝试使用 Python 在 TensorFlow 中构建 CNN。我已将图像加载到数据集中,如下所示:

dataset = tf.keras.preprocessing.image_dataset_from_directory(
    "train_data", shuffle=True, image_size=(578, 260),
    batch_size=BATCH_SIZE)
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但是,如果我想在此数据集上使用 train_test_split 或 fit_resample,我需要将其分成数据和标签。我是 TensorFlow 新手,不知道该怎么做。非常感谢任何帮助。

python keras tensorflow tensorflow-datasets

2
推荐指数
1
解决办法
3275
查看次数