I would like to create a dataframe for testing that looks like: target var0 var1 var2 var3 0 0.34 1.43 0.41 0.98 1 -1.43 -0.31 7.43 1.95 I have been able to do this by defining the columns as a dictionary as seen in this answer https://stackoverflow.com/a/65720110/251754, but I’m wondering if there is a better way to do it. I
Get meta tag content by name, beautiful soup and python
I’m trying to get the meta data from this website(here’s the code). however I get this error. Any ideas? Answer From bs4 docs: You can’t use a keyword argument to search for HTML’s name element, because Beautiful Soup uses the name argument to contain the name of the tag itself. Instead, you can give a value to ‘name’ in the
How to calculate the euclidian distance between a specified coordinate and 2-d xarray data at once
How to calculate the euclidian distance between a specified coordinate and 2-d xarray data at once (without for loop)? I wrote the following code. But if the data-size become larger, this script appears to be slow. How can I do the same thing without for loop ? Answer First things first, xarray_distance = data_xarray does not copy the object. Both
Import text file into csv file
I am new in Python and looking to change text data in csv data, where column contains id, sequence, createdAt, and createdBy? Text File [{“id”:1,”sequence”:14,”createdAt”:”2021-03-04xx:x:x”,”createdBy”:”xxxxxxxxxxxx”}}, {“id”:2,”sequence”:14,”createdAt”:”2021-03-04Txx:x:x”,”createdBy”:”xxxxxxxxxxxx”}}, {“id”:3,”sequence”:14,”createdAt”:”2021-03-04Txx:x:x”,”createdBy”:”xxxxxxxxxxxx”}}] Result My results looks like image Answer Input Data Set appears to be JSON structure I’d recommend csvkit https://csvkit.readthedocs.io/en/latest/index.html Specifically , module in2csv – very powerful Alternatively – use pandas read_json – this
Forward Propagation for Neural Network
I am trying to create a forward-propagation function in Python 3.8.2. The inputs look like this: I am not using biases (not sure if they are that important and it makes my code very complicated) but I am using weights. The weights are stored in a list, Layer1W, I’m not sure how long to make it, but I think, len(Test_Training_Input)+len(Test_Training_Output)
Calculate z-score for multiple columns of dataset on groupby and transform to original shape in pandas without using loop
I have a data frame Need to calculate Z-score for columns “c1”, “c2”, “c3” using groupby on “id”, and transform it to the original form without using the loop. Expected output: How to do it? Answer Use GroupBy.transform with DataFrame.join:
Can i have two different sets of app configurations?
I have made a flask server REST API that does an upload to a specific folder. The upload must comply to a specific file extension, and must be in a specific folder. So i made these two app.configs: However, i want to make a new route, for a new upload of a specific file extension to another folder. So can
AttributeError: ‘Event’ object has no attribute ‘button’
Here’s my Code and I am just trying run my xbox controller for later on if statements to control dc motors: I get the error message below when I run my code: Answer Each event type generates a pygame.event.Event object with different attributes. The button attribute is not defined for all event objects. You can just get the button attribute
How to convert a string to bytes with hexadecimal representation in Python?
I am a very beginner at Python. I have a string that is “TEST00000001” and its length is 12. I want to convert this string to a byte with a hexadecimal representation like this b’x54x45x53x54x30x30x30x30x3030x30x31′. As you can see, the length of the two objects has not changed. So far, I am successfully converting my string to bytes. But the
Find all ids that have 2 specific values for a one column
I have a dataframe that contains data of employees, their managers and the projects they worked on. The dataframe (a bit simplified) looks like this: I would like get all employees that have both worked with manager 17 and 18, in this case that would be employee 2 and employee 6. I know I can write a query to get