python - Webapp2 temp pytesseract with AppEngine -

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the algorithm process deleting captcha lines saves in temp_cap variable , use pytesseract read characters not allow me error of 'input_file_name ='% s.bmp '% tempnam ()', using webapp appengine suggestion give me?

def bypass(type,dni):     session = requests.session()     if type=='xxx':         cnn =session.get('https://zyz.xzy.duh.ye/val/codigo.do')         img=image.open(string.stringio(cnn.content))         img = img.convert("rgba")         pixdata = img.load()         y in xrange(img.size[1]):             x in xrange(img.size[0]):                 red, green, blue, alpha=pixdata[x, y]                 if blue<100:                     pixdata[x, y] = (255, 255, 255, 255)         temp_cap=pytesseract.image_to_string(img)         temp_cap=temp_cap.strip().upper()         captcha_val=''         in range(len(temp_cap)):             if temp_captcha_val[i].isalpha() or temp_cap[i].isdigit():                 captcha_val=capt+temp_cap[i]         traceback (most recent call last):   file "/google/google-cloud-sdk/platform/google_appengine/lib/webapp2-2.5.2/webapp2.py", line 1535, in __call__     rv = self.handle_exception(request, response, e)   file "/google/google-cloud-sdk/platform/google_appengine/lib/webapp2-2.5.2/webapp2.py", line 1529, in __call__     rv = self.router.dispatch(request, response)   file "/google/google-cloud-sdk/platform/google_appengine/lib/webapp2-2.5.2/webapp2.py", line 1278, in default_dispatcher     return route.handler_adapter(request, response)   file "/google/google-cloud-sdk/platform/google_appengine/lib/webapp2-2.5.2/webapp2.py", line 1102, in __call__     return handler.dispatch()   file "/google/google-cloud-sdk/platform/google_appengine/lib/webapp2-2.5.2/webapp2.py", line 572, in dispatch     return self.handle_exception(e, self.app.debug)   file "/google/google-cloud-sdk/platform/google_appengine/lib/webapp2-2.5.2/webapp2.py", line 570, in dispatch     return method(*args, **kwargs)   file "/home/fullmarketperu/src/api-reniec/python_gae_quickstart-2017-08-11-11-16/appengine/standard/hello_world/main.py", line 30, in     temp_captcha_val=pytesseract.image_to_string(img)   file "/home/fullmarketperu/src/api-reniec/python_gae_quickstart-2017-08-11-11-16/appengine/standard/hello_world/pytesseract/pytesseract.py", line 110, in image_to_string     input_file_name = '%s.bmp' % tempnam()   file "/home/fullmarketperu/src/api-reniec/python_gae_quickstart-2017-08-11-11-16/appengine/standard/hello_world/pytesseract/pytesseract.py", line 78, in tempnam     tmpfile = tempfile.namedtemporaryfile(prefix="tess_")   file "/google/google-cloud-sdk/platform/google_appengine/google/appengine/dist/tempfile.py", line 61, in placeholder     raise notimplementederror("only tempfile.temporaryfile available use") notimplementederror: tempfile.temporaryfile available use





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