[PYTHON] [Nohup] Execution even if the terminal is turned off

Write code that allows the program to run even if you turn off the terminal.

How to use nohup

nohup (execution code) & You can use nohup with. Below is an example of executing ./a.out.

C:>nohup ./a.out &

The output is written to nohup.out. Once you type the command, execution continues even if you turn off the terminal.

Also, if you want to specify a specific output file, nohup (execution code)> (output file) & Is. An execution example is written below. Write the output of ./a.out to out.txt.

C:>nohup ./a.out >out.txt &

When to end the execution in the middle

ps x After kill　(PID) do. An example is written below.

C:>nohup ./a.out &
C:>ps x
  PID TTY      STAT   TIME COMMAND
 5915  --      --     -:-- ./a.out
C:>kill 5915

By doing as above, the execution ends in the middle.

use nohup for python

The method is as follows.

C:>nohup python a.py &

The above example is running a.py.

Or as follows.

C:>nohup python a.py >a.txt &

The above example writes the output of a.py to a.txt.