I am trying to filter a dataframe using the isin() function by passing in a list and comparing with a dataframe column that also contains lists. This is an extension of the question below: How to implement ‘in’ and ‘not in’ for Pandas dataframe For example, instead of having one countr…
Tag: python
How to collect and move data from a link to pandas Dataframe using request
I have a link as below: https://beta.nseindia.com/api/snapshot-derivatives-equity?index=futures I want to collect and move table data from a link to pandas Dataframe using request Answer Use requests.get first and then json.json_normalize:
Is input arguments to a function returned always by default?
I have a function like given below. The code works fine and I require your assistance only in helping me to understand how the return or function output is stored. I am a beginner and your inputs would be helpful As you can see, I am only returning the result dataframe as output from the function. No other va…
Capturing values from url in post request in Django
I want to capture url values from a url into my views in a post request. My urls.py looks like below from django.urls import path from . import views as projects_views and I want to capture the value project_id in my ListCreateAPIView. Get call works fine. My views.py looks like below How can this be done? An…
Scrollbars Do Not Appear in PyQt5 Custom Label
A few months ago I wanted to know how to draw on an image (Insert Image into QGridLayout and Draw on top of image in PyQt5). Eyllanesc very kindly gave me a complete solution. I now would like to have this image widget scrollable so I can enlarge it. Howerver, when I add a scroll area the scrollbars do not
No value for argument ‘on_delete’
I am trying to run some python code, using django, but it is returning that “No value for argument ‘on_delete’ in constructor call”. Answer Use Following Code
Why does TfidVectorizer.fit_transform() change the number of samples and labels for my text data?
I have a data set that contains 3 columns for 310 data. The columns are all text. One column is text input by a user into an inquiry form and the second column are the labels (one of six labels) that say which inquiry category the input falls into. I am doing the following preprocessing to my data before I
Assigning same value to a variable yields a different result
Whilst coding a game in python I was having a problem with a portion of the code. During some debugging I ran into something really weird which I cannot explain. The first code which I show prints a certain value to the array ‘polygon’. The second code is the same but at the end I assign to the ar…
How do I fix this syntax error in my game?
I was creating a guessing game for practice and this syntax error came up in my code which says that my break function is outside the loop. I looked at my code and it is not outside the loop so I would appreciate it if someone could help me with my problem. This is the error I get: Answer Check
List available cameras OpenCV/Python
I have multiple webcams connected to my PC and I would like to select one camera based on its info (name, resolution etc.). Is there a way to list all the cameras available on a PC, instead of trying all the indices in cv2.VideoCapture()? Answer The answer is negative. OpenCV doesn’t have a method for l…