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I am trying to get an individual frame at a specified interval from a live youtube video. Using ffmpeg in a shell following this example saves a png every 5 seconds as intended. Trying to implement ...

In this example, we have opened a new file, written the words “Hello World!” and then closed the file. The “w+” tells Python that we are writing to a new file.

The problem I've noticed is that if I append the file with each of the 100k runs (one at a time), it can happen that two threads try to save to the file at the same time and some row (s) end up empty.

In this article, I'll be exploring the basics of Python, i.e. variables, input and output. You'll need Python (2.7+), a computer, and some free time. Variables Simply put, variables are like ...