So I have two dataframes main_df, about 800 rows description category ABCD ONE XYZ THREE ABC QWE keyword_df, it is about 50 rows keyword category AB FIVE What I’m trying to achieve = main_df description category ABCD ONE XYZ THREE ABC FIVE QWE 0 conditions = [(main_df[‘Description’].str.star…
Python scraping – subtract class?
I am new to python and programming and scraping. I would like to subtract one html tag from another: in “game_elements” there are all matches including lives, in “game_elements_live” there are only lives. In your opinion is it possible to only have non-live matches? I use requests and …
How to convert 0-1 image float array to 0-255 int array
Plot results in: Clipping input data to the valid range for imshow with RGB data ([0..1] for floats or [0..255] for integers). and only displays an image in the first subplot Used image Answer The issue is photo*=255 is still an array of floats. Look at the photo array. Add photo = photo.astype(int) after pho…
Python: justification for boolean operators (and, or) not returning booleans
[EDIT: this question is not a duplicate of this; I am asking a question of language design, i.e. why it is this way in the first place. I am not confused about how it behaves, I am confused about why this behavior was decided upon in the first place.] In Python (and some other languages, e.g. Lua), the boolea…
web scraping amazon reviews precents bs4
So I’m Trying To Get The Review Precent Of Each Amount of Stars In an Amazon Product Page. This Is The Output I want To Get: And So Far This Is The Output I Got: As You see, I Have Managed To Get The Awesome Feedback Working But Not The Other Ones… The problem is that I got all the
Error when executing a python requests post script
I’m not sure what i’m doing wrong with the script below, but i keep getting this error when i try to execute the script. any idea what i’m doing wrong? thanks! Answer Less familiar with the auth param , but from requests docs the auth param doesn’t get string as an input. It supposed t…
Xpath: How to check if a tag comes before text or after text?
Assume I have the following two example pieces of HTML: <p>This is some text: <b>ABCD12345</b></p> <p><b>Name:</b> John Doe</p> I’m able to separate the <b> and non-<b> parts, but I (also) want to know how to determine whether the <b> par…
Return True if any number is even inside a list else return false
I am new to Python. I am doing some exercise online. if I key run the code below It will return True. But I have one question, is the for loop only check until 8 then the for loop will break? or it actually runs and checks until 21 even though the 8 is an even number that already meets
How can I solve this arithmetic puzzle? My solution is too slow after n = 14
Given numbers 1 to 3n, construct n equations of the form a + b = c or a x b = c such that each number is used exactly once. For example: The question is, does a solution exist for every n? I tried writing a basic program and it becomes too slow after n = 14. Here are the
add task to running loop and run until complete
I have a function called from an async function without await, and my function needs to call async functions. I can do this with asyncio.get_running_loop().create_task(sleep()) but the run_until_complete at the top level doesn’t run until the new task is complete. How do I get the event loop to run unti…