I’m trying a web scraping in bs4 and I don’t know what it is, Pls Someone explain it to me tnx Answer The contents attribute holds a list of child elements of the element. The .string attribute of an element contains the text content for the element. Using this page as an example: output for elem.…
Tag: python
How to convert comma separated string to list that contains comma in items in Python?
I have a string for items separated by comma. Each item is surrounded by quotes (“), but the items can also contain commas (,). So using split(‘,’) creates problems. How can I split this text properly in Python? An example of such string “coffee”, “water, hot” What I …
Obtain all Pairs of Strings which are Contained in Each Other [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 5 months ago. Improve this question I have a list of strings and I want to extract all pairs of strings such that the first str…
numpy.reshape breaks when dealing with a view of a big size
I have an initial NumPy array of size (512,512,100) of type np.float64 and then I use view_as_windows function to get an array of size (499,499,100,64,64). This function returns a view that consumes much less memory than an actual NumPy array. I want to reshape the view to (499*499*100,64,64). Using the regul…
how to use python varname to get var names inside loops
I’m using the fantastic varname python package https://pypi.org/project/varname/ to print python var names from inside the code: but when I try to use it in a loop: I do not get to print a, b, c, … How could I get something like this ?: Answer You can put the for loop into a function, and then use…
How to extract a specific digit from the MNIST dataset with dataloader?
I am feeding the MNIST dataset to train my neural network in the following manner However, since the training is taking huge time to complete I have decided to train the model with only a specific digit from the MNIST dataset, for example the digit 4. How can I just extract the digit 4 and feed it to my neura…
How to replace images path in xlsx with original images using python [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 5 months ago. Improve this question I have an excel file where one field has an image path. below is the samp…
In PyTorch, how do I update a neural network via the average gradient from a list of losses?
I have a toy reinforcement learning project based on the REINFORCE algorithm (here’s PyTorch’s implementation) that I would like to add batch updates to. In RL, the “target” can only be created after a “prediction” has been made, so standard batching techniques do not apply…
Execute f-string in function
I have a and want to replace all tokens starting with with a new token I wrote a function: If I execute the lines separately it works. But the function itself doesn’t work. I’d expect How can I “exec” f-string in a function? Answer You are overcomplicating this. Simply reassign x: But …
How can I run multiple expressions inside of a list comprehension python?
I was trying to write a complex list comprehension but I am not sure how I am supposed to do it. I have the following for loop which I am trying to turn into a list comprehension I was struggling to turn this into a list comprehension and this is what I have so far: however, I do not know