Trying to convert dictionary object with keys of type bytes to json using json.dumps(). Format of dictionary object is not known beforehand. Have found solution for arrays or dictionaries with byte values when using json.dumps (Convert bytes embedded in list (or dict) to str for use with json.dumps) but have …
Tag: python-3.x
Can’t fix “zipimport.ZipImportError: can’t decompress data; zlib not available” when I type in “python3.6 get-pip.py”
I was trying to install Django. Turns out that course’s teacher said that we will be working with Python 3.6 I install Python 3.6. Now it’s my default, it somewhat replaced the last version I had; which is Python 3.5. Everything ok until that. But when I want to install Django doing “pip3 in…
How to get the EOMONTH(End of month) of the current date using Python3
I have a SQL server stored procedure and I am trying to replicate it using python. One of the things I am trying to replicate is the following function: Here is what I have tried in Python3: Output: The thing is, I have to enter the date (200,3,1). I want to be able to pick up the current date and
Global dict name in a variable
I want to have more dict’s in my init.py and I want to set its name in a variable. But it wouldn’t detect it as the name. My Program: StackOverflowinit.py: I expect that it give the color and brand from the chosen car. But I get this error: Answer Since Python 3.7, you can use getattr on modules.
Extracting codes with regex (irregular regex keys)
I´m extracting the codes from a string list using coming from the title email. Which looks something like: So far what I tried is: My issue is that, I´m not able to extract the code next to the words that goes before [‘PN’, ‘P/N’, ‘PN:’, ‘P/N:’], specially if th…
Django – User Search
I’m trying to filter ListView based on post method from search bar in my basetemplate. So making it works like: I have done this, but it wont work. Could you please tell me what I’m doing wrong? views.py in my user app urls.py in my blog app search form in html rendered html with user names Answer…
What are the value states of read/write in selectors.EVENT_READ | selectors.EVENT_WRITE?
In the question Python – non-blocking sockets using selectors the following code is used: events = selectors.EVENT_READ | selectors.EVENT_WRITE The values of event_read or event_write flags are not mentioned nor explained at https://docs.python.org/3/library/selectors.html. Neither is an explanation giv…
Why do I get a warning when concatenating lists of mixed types in Pycharm?
In Pycharm, the following code produces a warning: Why? Should I not be concatenating two lists of mixed, hinted types? Answer As requested in the comments, here are some reasons why type checkers don’t allow this. The first reason is somewhat prosaic: the type signature of list.__add__ simply doesnR…
How to parse arguments in python (spyder)?
I am following this tutorial and trying to run the below part of the script. I am using python 3.7 and spyder 3.3.4. I have tried going to Run > Configuration per file and entering the arguments as advised by this post and and this post. command line options: path1, path2, path3, path4 I filled out the app…
How to open a Tkinter askopenfilename dialog compatible with Python 2 and Python 3
I’m trying to write a simple Python Tkinter file chooser that is compatible both with Python2.7 and Python3.x Python3 Version Python2.7 Version How can I come up with a unified solution? Answer Try to import Tk and askopenfilename as for Python 3.x at first. If you get an ImportError (there is no tkinte…