I have this dataset with target LULUS, it’s an imbalance dataset. I’m trying to print roc auc score if I could for each fold of my data but in every fold somehow it’s always raise error saying ValueError: y should be a 1d array, got an array of shape (15, 2) instead.. I’m kind of confu…
QGraphicsItem don’t change pen of parent when chaning child
I have a multiple QGraphicsItems that are in a parent-child hierarchy. I’m trying to get highlighting of an item on mouse hover to work on an item basis, meaning that if the mouse hovers over an item it should highlight. The highlighting works fine, but if I’m performing the highlighting on a chil…
Pending request on Django
I’m building a website using Django. I have the register and login sessions working, so any user can create an account and login. But now I want a situation whereby when someone creates an account, the account will be inactive and pending until the admin accepts the user. However, I haven’t implem…
summing values of dictionary “grouping by” keys-value in another dictionary
I have a dictionary that looks like this while another dictionary that looks like this: what I want to do is to create a new dictionary that looks like this: so basically “group by” the elements in x according to the values in y and sum them. for instance, in y ‘b’,’c’,R…
Pandas: using column of date to calculate number of days
I am using an AirBnb dataset. I have a column, ‘host_since’. The column contains date objects in the format of ‘DD/MM/YYYY’: for example, 24/09/2008. The columns’ data shows the date that an individual became a host. I want to create a new column in my dataframe that contains the…
Putting serial values in a matrix with Python
I have a stream of elements that are coming serially: (x0, y0, val0), (x1, y2, val1), … (xN, yN, valN), etc. x and y are the coordinates directly pointing where the val should be put in a matrix. I tried the following but it does not work (I expected the interpreter will automatically expand the matrix …
Python Selenium Detach Option Not Working
I want to write a Python script using Selenium and Chrome where Selenium won’t close the Chrome browser when the script finishes. From doing a bunch of googling, it looks like the standard solution is to use the detach option. But when I run the following script: It opens up Chrome, goes to Google’…
How to match multiple columns from two dataframes that have different sizes?
One of the solutions that is similar is found in here where the asker only have a single dataframe and their requirements was to match a fixed string value: result = df.loc[(df[‘Col1′] ==’Team2’) & (df[‘Col2′]==’Medium’), ‘Col3’].values[0] Howeve…
How can i fetch my data from database to django template?
Whenever I run this, Exception Value: name ‘current_user’ is not defined; error is raised. I am not getting where i am doing the mistake as I m new in django programming. Please help me fetch the data Answer It looks like you will be getting that problem from showproduct(request) because you don&#…
Check if the dtype:object is NaN
Hi I have a following df: I would like to to add the latitude and longitude columns after the city name, while where there are NaN and # value I would like to leave new cells empty or with 0 value. what I tried: the error that I get: Answer You can try: