так как я новичок в cv2, плз, помогите мне исправить эту ошибку
для training_name в train_labels: # присоединитесь к пути обучающих данных и к папке с обучением каждого вида dir = os.path.join (r 'C : \ Users \ Aiswarya \ image -ification \ dataset \ train, 'bluebell', 'buttercup', 'colitsfoot', 'cowslip', 'crocus', 'daffodil', 'daisy', 'одуванчик', 'fritillary' , 'iris', 'lilyvalley', 'pansy', 'snowdrop', 'sunflower', 'tigerlily', 'tulip')
# get the current training label
current_label = 'bluebell', 'buttercup', 'colitsfoot', 'cowslip', 'crocus', 'daffodil', 'daisy', 'dandelion', 'fritillary', 'iris', 'lilyvalley', 'pansy', 'snowdrop', 'sunflower', 'tigerlily', 'tulip'
# loop over the images in each sub-folder
for x in range(1,images_per_class+1):
# get the image file name
file = dir + "/" + str(x) + ".jpg"
# read the image and resize it to a fixed-size
image = cv2.imread(file)
image = cv2.resize(image,fixed_size)
####################################
# Global Feature extraction
####################################
fv_hu_moments = fd_hu_moments(image)
fv_haralick = fd_haralick(image)
fv_histogram = fd_histogram(image)
###################################
# Concatenate global features
###################################
global_feature = np.hstack([fv_histogram, fv_haralick, fv_hu_moments])
# update the list of labels and feature vectors
labels.append(current_label)
global_features.append(global_feature)
print("[STATUS] processed folder: {}".format(current_label))
print ("[STATUS] завершено Глобальное извлечение признаков .. . ")
error
error Traceback (most recent call last)
<ipython-input-10-24457b2e2916> in <module>
14 # read the image and resize it to a fixed-size
15 image = cv2.imread(file)
---> 16 image = cv2.resize(image,fixed_size)
17
18 ####################################
error: OpenCV(4.2.0) C:\projects\opencv-python\opencv\modules\imgproc\src\resize.cpp:4045: error: (-215:Assertion failed) !ssize.empty() in function 'cv::resize'