I have a dataframe which contains 40108 rows and a folder with pictures (only using a sample of the total 40108 pictures) containing 997 files. The file names of the images correspond to the rows in the column ‘imdbId’ in the df, with the addition that they have the .jpg suffix. I would like to dr…
Find all the minimal values on a list
I have a list of tuples. Each tuple’s element 0 is a numeric value. I want to find all the tuples with the minimal value in element 0. For example: would give me what I want: My question is (could be three different answers): what is the Code Golf/fastest/most Pythonic way to do this? Answer Here’…
Using random and shutil to move files in loop in python
I have a small problem. I am trying to move 20×500 images in 20 predefined folders. I can make this work with just 500 random images and I have identified the problem; I draw 500 random files, move them and then it tries doing it again but since it doesn’t update the random list, it fails when it r…
Installation of dlib with pip fails on Windows 10
I tried a lot to install pip install dlib but it always shows an error and I reinstalled cmake. I got the error: Answer Here I got the error that line CMake Error: CMAKE_C_COMPILER not set, after EnableLanguage CMake Error: CMAKE_CXX_COMPILER not set, after EnableLanguage set CMake path into environment varia…
How to change index and transposing in pandas
I’m new in pandas and trying to do some converting on the dateframe but I reach closed path. my data-frame is: I need this dataframe to be like the following: as it shown I take the entity_name column as index without duplicates and the columns names from request_status column and the value from dcount …
not able to read currency symbol from the cell using pandas python
I am using pandas.read_excel(file) to read the file, but instead of getting number with currency symbol its giving numbers only not with currency symbol. help will be appreciated. thanks]1 Answer When the Excel file is read by Pandas it reads the underlying value of the cell which fundamentally is either a st…
About converting custom functions in models into annotations in custom managers/querysets
Being new to Django, I’m starting to care a bit about performance of my web application. I’m trying to transform many of my custom functions / properties which were originally in my models to querysets within custom managers. in my model I have: But I’m not clear on a few points: 1/ is there…
How to extract Excel PivotCache into Pandas Data Frame?
First time posting here, I apologize if this question has been asked before – I can’t find anything that applies. Is there a way to read the underlying data from an Excel PivotTable into a Pandas Data Frame? For several years I’ve had an Excel Auto_Open macro that downloads several Excel fil…
How to avoid using global variables?
I use global variables but I’ve read that they aren’t a good practice or pythonic. I often use functions that give as a result many yes/no variables that I need to use in the main function. For example, how can I write the following code without using global variables? Answer One could ask what re…
Is position_dodge2() working for python with plotnine?
I’m using ggplot in python with plotnine, I have this piece of code: that plots this figure: And I want to have the same size bars, even if in some cases like case 0 there is only one bar. I know I should do it with: But I’m getting the following error in python: Do you know how to solve