How to scan a folder for unused images Python [closed] - python-3.x

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I have a folder of images.
I want to read all images and do some processing.
But next time if I run the script again, it should not consider already processed image, only new one.
What is the conventional way to do this?

You could use sqlite to store data about already know files https://docs.python.org/3/library/sqlite3.html
Later you could expanse the idea and use SQL to get bigger goals as "when it was processed" "what command you used to process"

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Is it possible to speed up a program using a VM? [closed]

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I’m trying to collect footage from a game. Is it at all possible to have it play at say, twice the speed?
In the sense that if I run it for an hour, I want to capture multiple hours of in-game time.
i dont really know, what you mean but you can record only every second frame, so the video looks twice as fast

Change the name log names with increment number when new log name created [closed]

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I have following log files in my directory
process.1.log, process.2.log, process.3.log, process.4.log, process.5.log
I want to run one script or command where the directory files should change
process.2.log, process.3.log, process.4.log, process.5.log, process.6.log
I recommend rename rather than mv. Of course we will start with renaming the highest number first as user1934428 wrote, but rename without any extra option prevents loss of logfiles if we get the order wrong.
ls -rv process.*.log|rename 's/\d+/$&+1/e'

Python 3 how can i structure files? [closed]

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I'm very new to pyhton so forgive me.
My question it how I can structure a file. For example I want to save multiple cooking recipes in a file. The program then should find the whole recipe with the ingerdients just by knowing its name.
I have tried to find answers in the internet but I seem not to find the right search term. So my question is just for what term do I have to google to find something that helps me?
You are looking to convert a text file into a dictionary. I would recommend using a JSON structure. See this page. If scope of your project is bigger than yourself using it, you would be better off using a database. Check out MongoDB.

I don't know why i can't use "datagen.flow_from_directory()" [closed]

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full image
I don't know how to fix it.
If you are dealing with a problem which has multiple classes, try changing 'binary' to 'categorical' and see if it works. I think there are more than two directories in your train and test folders. When using flow_from_directory() each directory inside the parent directory is considered as a different class. Can you post the directory structure? It will become clearer.

How to read an excel file in go? [closed]

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I'm new on the go lang.I want to read an excel file for procees it later, but I don't know how to read the file in go? Anyone can show me an example ?
I haven't tried it but there's an xlsx package.
Install it with
go get -v github.com/tealeg/xlsx
Read the documentation and come back here with some code you've tried if you get stuck.
The go-ole package looks like a way to go if you want to drive an Excel process via COM to read your file.

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