urllib.error.HTTPError: HTTP Error 404: Not Found

[Ace-bb]

Exception in Tkinter callback Traceback (most recent call last): File "D:\Programs\Anaconda\envs\flowchart\lib\tkinter\__init__.py", line 1705, in __call__ return self.func(*args) File "handler.py", line 417, in <lambda> ],window File "handler.py", line 533, in predict self.tc = TextClassifier() File "E:\Projects\flowchart\handwritten-flowchart-with-cnn\text_model\text_classifier.py", line 43, in __init__ self.recognizer = keras_ocr.recognition.Recognizer(alphabet = alphabet_detection) File "D:\Programs\Anaconda\envs\flowchart\lib\site-packages\keras_ocr\recognition.py", line 329, in __init__ sha256=weights_dict['weights']['top']['sha256'])) File "D:\Programs\Anaconda\envs\flowchart\lib\site-packages\keras_ocr\tools.py", line 453, in download_and_verify urllib.request.urlretrieve(url, filepath) File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 248, in urlretrieve with contextlib.closing(urlopen(url, data)) as fp: File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 223, in urlopen return opener.open(url, data, timeout) File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 532, in open response = meth(req, response) File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 642, in http_response 'http', request, response, code, msg, hdrs) File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 564, in error result = self._call_chain(*args) File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 504, in _call_chain result = func(*args) File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 756, in http_error_302 return self.parent.open(new, timeout=req.timeout) File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 532, in open response = meth(req, response) File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 642, in http_response 'http', request, response, code, msg, hdrs) File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 570, in error return self._call_chain(*args) File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 504, in _call_chain result = func(*args) File "D:\Programs\Anaconda\envs\flowchart\lib\urllib\request.py", line 650, in http_error_default raise HTTPError(req.full_url, code, msg, hdrs, fp) urllib.error.HTTPError: HTTP Error 404: Not Found

You should replace this code in keras_ocr\recognition.py.

PRETRAINED_WEIGHTS = {
    'kurapan': {
        'alphabet': DEFAULT_ALPHABET,
        'build_params': DEFAULT_BUILD_PARAMS,
        'weights': {
            # 'notop': {
            #     'url': 'https://www.mediafire.com/file/n9yfn5wueu82rgf/crnn_kurapan_notop.h5/file',
            #     'filename': 'crnn_kurapan_notop.h5',
            #     'sha256': '027fd2cced3cbea0c4f5894bb8e9e85bac04f11daf96b8fdcf1e4ee95dcf51b9'
            # },
            # 'top': {
            #     'url': 'https://www.mediafire.com/file/pkj2p29b1f6fpil/crnn_kurapan.h5/file',
            #     'filename': 'crnn_kurapan.h5',
            #     'sha256': 'a7d8086ac8f5c3d6a0a828f7d6fbabcaf815415dd125c32533013f85603be46d'
            # }
            "notop": {
                "url": "https://github.com/faustomorales/keras-ocr/releases/download/v0.8.4/crnn_kurapan_notop.h5",
                "filename": "crnn_kurapan_notop.h5",
                "sha256": "027fd2cced3cbea0c4f5894bb8e9e85bac04f11daf96b8fdcf1e4ee95dcf51b9",
            },
            "top": {
                "url": "https://github.com/faustomorales/keras-ocr/releases/download/v0.8.4/crnn_kurapan.h5",
                "filename": "crnn_kurapan.h5",
                "sha256": "a7d8086ac8f5c3d6a0a828f7d6fbabcaf815415dd125c32533013f85603be46d",
            }
        }
    }
}