Is there a function to all pairwise means (or sums, etc) of 2 lists in python? I can write a nested loop to do this: result: but it feels like this is a very roundabout way to do this. I guess there is an option for a nested list comprehension as well, but that also seems ugly. Is there a
Tag: python
How to append dataframe to an existing excel file with some rows of data in it?
I have an excel sheet which has 150 rows of data. Now, I want to append a dataframe to that sheet without deleting or replacing the data using python. I have tried code like this, it is deleting the existing content from the excel and writing the dataframe into it. And other solutions provided here but with n…
Tkinter Window: TypeError: can only concatenate str (not “int”) to str
I’m having trouble solving the Concatenate Error when it’s present in a Tkinter Window. I tried using multiple methods but, they didn’t work to well with what I’m trying to do. I’m trying to make it so where, at the click of a Tkinter button, it would randomly choose a value betw…
How to give the data to serializer with JSONField
I have model and serializer with JSONField Then,I want to set the data to serializer class, However some how serializer.is_valid() faild. I have tested two pettern data1 data2 What data should I give to this serializer? And is there any method to debug is_valid()? Answer You are giving the data in right way, …
Python Latex Library
I often work with groups of materials and my file/materials are named as alphanumeric strings. Is there a library to turn a string like r”Mxene – Ti3C2″ to latex styled r”Mxene – Ti$_mathrm{3}$C$_mathrm{2}$”? I usually use a dictionary but going through every name is a hass…
How do I export a read_html df to Excel, when it related to table ID rather than data in the code?
I am experiencing this error with the code below: I want to save the table I am scraping from wikipedia to an Excel file – but I can’t work out how to adjust the code to get the data list from the terminal to the Excel file using to_excel. I can see it works for a similar problem when a
PUT or PUSH for modifying the existing data?
I have viewset, Which shows the view on /api/companys There is a button for POST I can add the new data from this form. Now I want to modify the existing data. I have basic questions. PUSH can modify the data? or PUT should be implemented? How PUT can be implemented for ModelViewSet? Answer Mainly for updatin…
How can I get my column to drop decimals unless it’s necessary
I have a column that is currently in dollars and my prof wants us to convert it so that it’s showin inn 10,000’s (for example 150000 will be 15, 30000 will be 3, 15000 will be 1.5). I was able to convert it but I don’t know how to get it to only show the decimal if it’s necessary (like
Creating a list given an equation with no spaces
I want to create a list given a string such as ‘b123+xyz=1+z1$’ so that the list equals [‘b123’, ‘+’, ‘xyz’, ‘=’, ‘1’, ‘+’, ‘z1’, ‘$’] Without spaces or a single repeating pattern, I do not know how to …
How to reduce size of the database?
I have a folder with more than 150 txt files. To combine the data Resulting file has a size of 320 MB. I create a database and insert combined data: I could not create the database because it is too large. How to reduce size of the database? Answer The problem is not SQLite, it is your import script. SQLite