I want to get a certificates serial number using python: Unfortunately it fails in the first line: How do I read an ASN.1 file format (DER) in Python? Answer You are opening the file as a text file, which means read tries to decode the data using UTF-8 in order to return a str object. Instead, open it as a
Tag: python-3.x
Python 3 alternatives for __getinitargs__
Is there a short enough way to call the __init__ constructor of a class during unpickling in Python 3? The usual way to do this was using __getinitargs__ like so However, the __getinitargs__ will be ignored in new style classes and in Python 3+, all classes can only be new style classes. There is the __getnewargs__ but it will pass
How to rotate slices of a Rubik’s Cube in python PyOpenGL?
I’m attempting to create a Rubik’s Cube in Python, i have gotten as far as visually representing the cube. Struggling a bit with how to implement rotation. I guess i’m asking for feedback as to how to go about doing this. I thought at first of, rotating each cubes set of vertices’s, without much luck. I basically want to select
Multiprocessing causes Python to crash and gives an error may have been in progress in another thread when fork() was called
I am relatively new to Python and trying to implement a Multiprocessing module for my for loop. I have an array of Image url’s stored in img_urls which I need to download and apply some Google vision. This is my runAll() method I am getting this as the warning when I run it and python crashes Answer This error occurs
How do I scrape a full instagram page in python?
Long story short, I’m trying to create an Instagram python scraper, that loads the entire page and grabs all the links to the images. I have it working, only problem is, it only loads the original 12 photos that Instagram shows. Is there anyway I can tell requests to load the entire page? Working code; Answer As Scratch already mentioned,
Python error: FileNotFoundError: [Errno 2] No such file or directory
I am trying to open the file from folder and read it but it’s not locating it. I am using Python3 Here is my code: Error: FileNotFoundError: [Errno 2] No such file or directory: ‘USC00110072.txt’ Answer You are not giving the full path to a file to the open(), just its name – a relative path. Non-absolute paths specify locations
how does scope work when using property in Python 3?
Newbie question about scope: in the following example, how is property able to get access to getx and setx etc. That is, why don’t those names have to be qualified with a C.getx, for example? The code is directly from the python docs (https://docs.python.org/3/library/functions.html#property): Update: based on comment Conversely if I had a class like this This would fail. Is
Formatting Json for Python LocustIO
Why am I getting bad request for this post calls? It has to do with json formatting. How do I reformat the json object passed as param? I’m running a load test using LocustIO and Python. Answer json.dumps takes as input json object (lists & dictionaries) and serializes it giving a string as output. You are feeding it with nameInquiry,
Highlight rows from a DataFrame based on values in a column in Python Pandas
I have been trying to highlight some rows in a pandas dataframe based on multiple conditions. I’m expecting that when a string in the target column match the criteria defined in the function, the entire row will be highlighted. I tried different combinations of the .style.apply method, but it kept giving me the following error: ValueError: style is not supported
Nested lambda statements when sorting lists
I wish to sort the below list first by the number, then by the text. Attempt 1 I was not happy with this since it required splitting a string twice, to extract the relevant components. Attempt 2 I came up with the below solution. But I am hoping there is a more succinct solution via Pythonic lambda statements. I looked