I have a function for fetch API where I create a Django model object for each object in the JSON and store the data in django model. The problem here is everytime I call the route it creates the records again and again, because I use create method, but I made an research that the best way to stop that
How to refence entries with a certain value within a list in python
I am getting data from database and storing it in a list called relays. this list currently looks like this: the first number of each item is the id number I use through out the code. the second two are numbers GPIO pins . I want a away to reference the list item by it’s first number so for instance
null out n% values in series dictionary python
How can I randomly make n% values null in a pandas series? Let’s say I want 20% null values in my dictionary, series, or list. input something = expected output with 20% null = Answer You can just use series.sample(frac=%) to index and set the values in original series as None.
Return value from function within a class using multiprocessing
I have following piece of codes, which I want to run through multiprocessing, I wonder how can I get return values after parallel processing is finished. I prefer not to make any change to getdata function. Output: Answer The Calculation objects you create in your main process are copied into the spawned process, so there is no way to extract
column “e” of relation “analysis_result” does not exist
connection to postgresql database has been connected successfully.but while executing below query i am getting some kind of error which looks like : column “e” of relation “analysis_result” does not exist LINE 1: INSERT INTO analysis_result(user_id,E,A,C,N,O,total) VALUES … i understand what is the error .i have to put each of E A C N O in quotes but while quoting
How can I make a command in discord.py that can print the graph of a linear equation?
This is the code of my cog so far. The function “plotlineareq()” first makes a graph with 4 quadrants. Then it takes in the variables “a” (which is the gradient) and the variable “b” (which is the y-intercept). It creates a graph from these variables and saves it as foo.png. This part works separately. The other function is supposed to
discord.py How to make a roll dice command
Hello guys i’m coding a Discord bot in Python and i wanted to code a roll dice command. And i think im doing something wrong. Here is the code: When i type the command and select number 4 my command does works but when i try another number, for an example 6, it doesn’t work. What am i doing wrong?
ImportError while importing pandas: gettz not built
Suddenly my python file won’t run anymore due to an ImportError. I already tried updating/reinstalling pandas via conda but this didn’t change anything. What could I try to fix this? Answer As suggested by furas, installing the package dateutil fixed the error.
How to fix most recent Label gets cut off Python Tkinter when using scrollbar
So I was making a chat gui for my tcp chat and I wanted to use a scrollbar so you would be able to see the messages no matter how long the messages got. So I was testing somethings and got it to work for the most part. The only problem is that the most recent message after filling the
Using python pandas how can we select very specific rows and associated column
I am still learning python, kindly excuse if the question looks trivial to some. I have a csv file with following format and I want to extract a small segment of it and write to another csv file: So, this is what I want to do: Just extract the entries under actor_list2 and the corresponding id column and write it