
In this Azure tutorial, we will discuss how to fix the error Python 400 client error: Bad request for URL Azure cognitive services. that I got while working with a requirement to Analyze an image using the Azure cognitive services Computer Vision API and Python.
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Python 400 client error: Bad request for URL Azure cognitive services
Recently, I was working with a requirement where I had to get the details of an image using the Azure cognitive services Computer Vision API using Python. While running the application I got the error Python 400 client error: Bad request for URL Azure cognitive services.
“Python 400 client error: Bad request for URL Azure cognitive services“
This error Python 400 client error: Bad request for URL Azure cognitive services is mostly due to the below Problems
1- First thing is there might be some problem with the image, you are using here.
2- There might be some problem with the API Endpoint URL.
In my case, there was some issue with my Image so I got this error. There might be a chance you will also get the same error.
Python 400 client error: Bad request for URL Azure cognitive services [Solved]
Now, to fix this error, I have tried many ways, but at the end, I was getting the same error. Then I tried using another image and this time it was working as expected with out any issue. Few key things you need to verify if you are getting this error
- Verify the image properly like image size, format, etc. If you are getting the error with one image, try with another image, It might work for you.
- The second important thing is to check the API endpoint URL if it is properly formatted with the proper region, version, and all the parameters needed.
- Check the Azure cognitive services API key value properly. If needed ReGenerate the key and use the new one.
You can try to use the EndPoint URL like below
key = "d38b4303c2774962a####ed43ff4b76f"
assert apikey
url = "https://southeastasia.api.cognitive.microsoft.com/vision/v3.0/"
analyse_api = url + "analyze"
image_data = img
headers = {"Ocp-Apim-Subscription-Key": key,
'Content-Type': 'application/octet-stream'}
params = {'visualFeatures':'Categories,Description,Color,Objects,Faces'}
response = requests.post(
analyse_api, headers=headers, params=params, data=image_data)
response.raise_for_status()
analysis = response.json()
//Rest of the code based on your functionality
This is how you can able to fix the error ” Python 400 client error: Bad request for URL Azure cognitive services “.
You may also like following the below articles
- How To Implement Azure Face API Using Visual Studio 2019
- How To Convert m4a File To Text Using Azure Cognitive Services
Wrapping Up
Well, in this article, we have discussed how to fix Python 400 client error: Bad request for URL Azure cognitive services, Python-requests exceptions HTTP error 400 client error: bad request for URL. Hope this will help you to fix your issue as well !!!