I am trying to access the dictionary elements in python, which looks like this: I want to access the value of key ‘xyz’.Is there any direct method to access it in python. Any help is greatly appreciated. Answer In steps, mydict[‘result’] returns [{‘abc’:1,’xyz’:…
How to access request body when using Django Rest Framework and avoid getting RawPostDataException
I need to get the raw content of POST request body (as a string) yet when I try to access request.body I’m getting an exception: I am aware that it is adviced to use request.data instead of request.body when using Django Rest Framework, yet for the purpose of validating digital signature I have to have …
Tkinter quit freezes
I have written a very simple snippet of code just to try tkinter: The above code causes the window to freeze. Could someone explain to me what is the reason behind this behaviour? Answer Seperating the pack() from the initialisation lines will fix your issue.
How do I force Django queryset return datetime field in current timezone?
I have Django model: When I get created_at value by queryset, it always return to me the datetime value with tzinfo=<UTC> like this: How do I force queryset return datetime value in current timezone (e.g Asia/Ho_Chi_Minh)? Answer Django always saves datetimes in UTC, and they are usually returned in UTC…
Why is Twine 1.9.1 still uploading to legacy PyPi?
I want to upload packages to pypi.org as mentioned in the Migrating to PyPI.org documentation, but Twine uploads to https://upload.pypi.org/legacy/. It’s available on pypi.python.org/pypi/mypolr, but is not found on pypi.org. I’ve tried to read several other questions, tutorials, and guides. My pi…
Why doesn’t Python have a “__req__” (reflected equality) method?
I have a little helper class: This lets me do sweet magic like: without having to use a list comprehension (as in np.array(x in (2,3) for x in arr). (I maintain a UI that lets (trusted) users type in arbitrary code, and a == AnyOf(1,2,3) is a lot more palatable than a list comprehension to the non-technically…
Django Rest Framework JWT Unit Test
I am using DRF with the JWT package for authentication. Now, I’m trying to write a unit test that authenticates itself with a JWT token. No matter how I try it, I can’t get the test API client to authenticate itself via JWT. If I do the same with an API client (in my case, Postman), everything wor…
Writing text over a PDF in python3
I am trying to write some string to a PDF file at some position. I found a way to do this and implemented it like this: It throws me an error at can.save() line The error : Have read up at a lot of places on the internet. Found the same method everywhere. Is it the wrong way to do.
Is it possible to send HTTP requests from inside a running Docker container
I have a basic distributed system that calculates the average cyclomatic complexity across all commits of a Github repo. It consists of a Master node running on Flask that gives SHA ID’s to a set of Worker nodes when they send a GET request to the Master. I was trying to get some practice with Docker, a…
Pandas.plot Multiple plot same figure
I have multiple CSV files that I am trying to plot in same the figure to have a comparison between them. I already read some information about pandas problem not keeping memory plot and creating the new one every time. People were talking about using an ax var, but I do not understand it… For now I have…