Having a data as below: I need to convert this data to data frame. I need the dataframe/output as follows: COL1 COL2 COL3 COL4 10 L5 [‘abc’] 0 15 L6 [‘bda’, ‘LAS’] 5 Answer You could use tuple unpacking in a comprehension:
Tag: python
Beginner to python or programming as a whole, getting this error and unable to solve it
Here is the code: here is the error: Answer Python’s eval() allows you to evaluate arbitrary Python expressions from a string-based or compiled-code-based input. However, as the comments correctly say, this is best avoided. All you need to do from here is convert strings to integers. This would work bet…
Incomplete scrapped data from shopee.co.id using BeautifulSoup and Selenium
I am trying to scrape shopee.co.id using beautifulsoup and selenium. There are 60 product in a single search results page. At the end of the code, I checked the extracted data using len() and it shows that I only extracted 42 of them. How should I fix the code to obtain all the search results? Here is the cod…
create an array or dataframe using different variables from nested for loop in python
How do I create an array or dataframe to store seedN, clf.score(X_test, y_test),n_neighbors? Answer Create a temporary empty list to store the results : For each fit, add a new list with the desired values : Finally, create the dataframe with this temporary list :
Is there a way to have a “jupyter notebook template”?
I want a file with the following properties: Contains the code + markdown in a jupyter notebook Is not runnable — can be safely checked in to a VC system My use case is I want to have a notebook template for computing various stats on some sims I’m running. For each sim, I want to be able to paper…
xpath inside founded elements using selenium
I found 10 elements using: Then i’m trying get information from collected divs by xpath in cycle: But always i get first element Question: Is it possible to get information from each block in cycle using relative xpath with already founded element by selenium? One of divs HTML: Answer Yes, you can easil…
Pandas method to back extend a time series by repeating the first value
Is there a method to extend a pandas time series into the past repeating the first value found in the serie?. For example: And I want an extended series I’m asking if exists a direct method. Answer Let’s try reindex and bfill or use fill_value argument of reindex as mozway kindly pointing out.
How to setup psycopg2 in a docker container running on a droplet?
I’m trying to wrap a scraping project in a Docker container to run it on a droplet. The spider scraps a website and then writes the data to a postgres database. The postgres database is already running and managed by Digitalocean. When I run the command locally to test, everything is fine: I can visuali…
Remove DataFrames from a list of DataFrames
I have a dataframe that looks like this one: I am implementing K-Neighbors Algorithm with Pandas and Numpy and when getting a list of dataframes, I can’t remove the one I am looping on with a list. How to remove the one I am looping on from the list so I can concatenate the remaining ones on cross fold …
How do I make a multi-line input in python without using a list?
I have to write a program without using list(as I still haven’t learnt them) to take 10 names as the input and put them all in lower-case and then capitalize the first letter. I came up with two programs that both work; However, there are some problem! the first programs is: in the above program I can o…