What does $.$ mean at the beginning of an example in Python?

I'm looking at a lot of Python examples

For example, there is a $ sign at the beginning, as shown below

There is an error when you type with $ mark in Jupiter.

Can you tell me what $ means?

Is this an example of a prompt?

Can I just use $ next time without meaning?

Example 1

$ wgrib2 ../example/eta.t00z.awphys18.grb2 -netcdf eta.nc

python

2022-09-20 19:05

1 Answers

The example used by the prompt is correct.

$ is the default symbol for the user shell.

It was accessed by a user and executed. Or you can access it as a user and run it.' You just need to use the command at the end.

For your information, if you are connected as the root user, you will see #

2022-09-20 19:05

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