from DATABASE.models import ModuleMaster, PageMaster, RightsMaster ImportError: cannot import name ‘RightsMaster’ from partially initialized module ‘DATABASE.models’ (most likely due to a circular import) (C:UsersADMINDesktoppython serverDATABASEmodels_init_.py) module_page.py rights_master.py user_rights.py init.py Answer I fixed it I was trying to import ModuleMaster in user_rights.py But it is already connected with Foreign_key in PageMaster
Tag: python
Can evaluation metrics for test set be better than training set?
I am doing some Logistics Regression homework. I just wonder if in any case, the evaluation metrics for the test set are a bit better than the training set (like my results below)? And if yes, what gap is allowed? Below is my evaluation result for the test set and training set, given that both sets are extracted from the
How to add a basic parameter to a class in Kivy?
I am using Kivy ScreenLayout and I want to know how to create a basic button which will appear in every Screen. For example: I don’t want to copy and paste the Button in every class, especially when I have more than 20 screens. Is there a way how can be the button added as a basic parameter to every
Dataframe conditions syntax
I have a mystery error on line 13 of this program. I’m trying to select all the times between 22.00 and 23.00. I’ve tried with and without datetime, with and without apostrophes, but I get the same error every time: “SyntaxError: invalid syntax” The csv file is 8 columns and ‘complaint_time’ is in the format 12:22:01 AM. What am I
Vector Calculations in Pandas
I have CSV file with Vector3 values exported from a C# program. I would like to use vector operations (like calculating the distance etc.) in pandas. As far as I have seen, there is no Vector3 type in pandas. np.array offers this kind of operations but it is not available in pandas. What is the easiest way to accomplish vector
How to fix the Python and JSON Delimiter Expected Error?
I’m entering the following code and receiving the delimiter expected error. From what I can gather JSON Decoder wants a ‘,’ automatically inserted between each record I pull from the For Loop. I can’t seem to find any solution. It pulls one record from the URL, then stops. Line 1, Column 54 (char 53) does not appear to exist. There
How to scrape data from html table with python?
I am trying to scrape data from the html tables on this page and export it to a csv. The only success i’ve had is with extracting the headers. I thought the problem might be with the page not fully loading before the data is scraped, hence my use of the the ‘requests_html’ library, but the issue still persists. Here’s
Reinstate lost leading zeroes in Python list
I have a list of geographical postcodes that take the format xxxx (a string of numbers). However, in the process of gathering and treating the data, the leading zero has been lost in cases where the postcode begins with ‘0’. I need to reinstate the leading ‘0’ in such cases. Postcodes either occur singularly as xxxx, or they occur as
tkinter: Disable the focus on each widget
With tkinter you can deactivate the focus of a single widget Is it also possible to disable this for all widgets at once? Edit: By “all” I mean all tk and ttk widgets present in the window. Answer takefocus is a standard option in tkinter and ttk. So all you have to do is to recursively loop over the widgets
Get values from checkboxes in Tkinter
I have a list of multiple strings. I want the user to choose one or more of these strings through a GUI interface. For example, if my list is l = [“apple”, “ball”, “cat”, “dog”], I want the GUI to show I also want to read the inputs given by the user. How can I generate checkboxes for each of