我一直在尝试确定为什么,当我运行程序时,当我查看代码时,它似乎是定义的,而选择的图像却没有定义。
有问题的错误是:
NameError: name 'selectedimage' is not defined我正在使用streamlit,一个在线GUI生成器。
if st.sidebar.button("Identify"):
selectedimage = "./AI_TESTING_DATA/" + imageselect
selectedimage = Image.open(selectedimage).resize(IMAGE_SHAPE)
selectedimage = np.array(selectedimage) / 255.0
result = model.predict(selectedimage[np.newaxis, ...])
predicted_class = np.argmax(result[0], axis=-1)
labels_path = "./Product/labels.txt"
class_labels = np.array(open(labels_path).read().splitlines())
predicted_class_name = class_labels[predicted_class]
"It's a :" + predicted_class_name发布于 2020-01-27 12:57:27
if条件if st.sidebar.button("Identify"):失败,因此未声明selectedimage,因此您在selectedimage = np.array(selectedimage) / 255.0行中遇到错误
如果您的if condition是正确的,那么检查st.sidebar.button("Identify")的值。它将是False
发布于 2020-01-30 07:09:00
如果If子句的计算结果为False,那么selectedimage将是未定义的。看起来您可能希望将整个逻辑转移到if-子句下,因为这完全取决于所单击的按钮:
if st.sidebar.button("Identify"):
selectedimage = "./AI_TESTING_DATA/" + imageselect
selectedimage = Image.open(selectedimage).resize(IMAGE_SHAPE)
selectedimage = np.array(selectedimage) / 255.0
result = model.predict(selectedimage[np.newaxis, ...])
predicted_class = np.argmax(result[0], axis=-1)
labels_path = "./Product/labels.txt"
class_labels = np.array(open(labels_path).read().splitlines())
predicted_class_name = class_labels[predicted_class]
"It's a :" + predicted_class_namehttps://stackoverflow.com/questions/59925286
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