I am currently working on some beginner python challenges, I just finished a gaussian addition challenge. I was able to get the output that the challenge was looking for, but it seems like I over complicated things. The challenge is as follows: Write a program that passes a list of numbers to a function. The …
Tag: python
Iterating through nested dictionaries and find the keywords in the value of dictionary in python
I have data in below format. Here are few things I want to do with my data in python. First to iterate over my dictionary and to find and count the keywords mentioned above in the value of “Text” both in “1” and “2” and last thing is to update the current dictionary with ke…
Python: How to filter a Pandas DataFrame using Values from a Series?
Context I am currently processing some data and encountered a problem. I would like to filter a Pandas DataFrame using Values from a Series. However, this always throws the following Error: ValueError: The truth value of a Series is ambiguous. Use a.empty, a.bool(), a.item(), a.any() or a.all(). Code Question…
How to skip some x-values in matplotlib plots to reduce the density?
I’m trying to plot minimum and maximum daily temperature values for last 20 years. Since there are too many days in between, my plot graph looks too complicated. How can I make change the frequency of days to reduce the density of my graph? In other words, I want to set that it gets the weather of one d…
How to write this pandas logic for pyspark.sql.dataframe.DataFrame without using pandas on spark API?
I’m totally new to Pyspark, as Pyspark doesn’t have loc feature how can we write this logic. I tried by specifying conditions but couldn’t get the desirable result, any help would be greatly appreciated! Answer For a data like the following You’re actually updating total column in each…
How to switch off selection when QTableWidget loses focus
I’m making a GUI in PyQt5 which has a QTableWidget. Is there some way to get rid of the gray selection of the previous selected cell after moving focus from this QTableWidget to another widget in the GUI? Answer You can use the palette to control the colour of the inactive selection. Setting it to trans…
manipulating csv file python
i want to rearange a csv file : from actual format to format desired i do generate this csv file by searching in a another csv file using: and i want the result diffrently as showen above. Thanks. got a partiel answer : and now the result is : i need to dispatch them on every line Answer I don’t
How to create a tensor from another tensor like tf.constant and number?
I want to use the value in a tensor to create another tensor, but I got the following error: How can I use the value in tensor a? Answer You can use tf.stack. Check function:
Pandas split list upon DataFrame creation
I have a JSON file coming in, which I am doing some operations/trimming on. The result looks like this: When applying df = pd.DataFrame(user, index=[0]) I get the following Dataframe: When applying df = pd.DataFrame(user) I get: I am aware, as to why that happens, however none is what I want. I’d like t…
Streamlit python variable declaration
I wrote some dummy code to replicate my problem. I need to do some simple computations in Streamlit, but I can’t seem to find out how they handle variables and how to store info Here is my example: I get the error: What am I doing wrong? Answer The question has nothing to do with Streamlit, the variable…