I’m new to R and need to pass string data from a pandas dataframe to a function in R. This function accepts nested lists of strings, such as: The code I tried two approaches: 1) That yielded KeyError: <class ‘list’> error message. 2) That yielded the error message: I checked if d is a …
Tag: python
how to use external scripts from main python file
so have 2 python project file one is qr scanner and other is youtube downloader. adn both are in different python file so i wanna create an main python file where i will list the both project name like: Qr Scanner YouTube Downloader Enter You Option: So when the user input their option. the script will gonna …
Outputting on multiple lines and I need each line to be assigned to its own variable
The code below takes dna_string2 and matches it within dna_string1. It then outputs the index location of the match or matches and then increments then return value by 1 to simulate “counting itself”. The problem I am facing is that I need the output values of 2, 4, and 10 to be assigned to their …
How to access Python Variables from parent Tkinter
I have a Tkinter App and currently I am trying to split the code from each tab to be on each tab. I can pass the string as a parameter into the Tab but is it possible to access the parent variables from the child ttk.Frame ? The actual code has more things. Answer The easiest solution is to pass
How to optimise the grouping of values in lists by key in a dictionary list?
The script below works but I was wondering if there is a faster solution? With very large dictionary lists I noticed a small delay. Answer It seems keys in the dictionaries are the same, so you could use a dict comprehension: Another pretty fast alternative is to use the cytoolz module. Output: Timings:
Filter Json Keys that contains certain character in Python
I need to filter all Keys in this dict (book-1, book-2 and book-3) that conatains the string ‘book’and save them in a new dict. In this example no need to seave ‘bicycle’. Answer This can be accomplished with a dict comprehension, which can be updated based on your needed filter:
How does pandas.DataFrame.replace works?
I need to remove ‘$’ symbol in ‘price’ column. I used pd.DataFrame.replace to do that. replace result. Why did nothing happen? If I use str.replace it works: str.replace Answer Try this :
How to create a 2-dimensional list with dataframes in Python
I have the following structure in my file system. So I have a folder with the name “Data” and there I have 3 subfolders “Building1”, “Building2” and “Building3”. Each of those building folders contain 3 subfolders with “Day1”, “Day2” and …
AttributeError when applying map() for formatting
Hoping someone can advise on the AttributeError I’m receiving, as I’m not sure what is wrong with the way my code is written. I’ve seen other posts dealing with “‘DataFrame’ object has no attribute”, but it wasn’t applicable to this scenario. Using Python’…
How can we Read just float values from the lines of a file?
I want to read a file line by line and use some elements written in that file as the learning rate, epochs, and batch size in my neural network to configure it. My code is like this: and the result is like this: Do you have any idea how I can assign the values written in each line to my