Editor vs Shell

Ok everybody now we are going to see the difference between shell and editor. Editor is  good for writing  a good program ,because you can save and edit it.In case you are tired or want to write later Editor is perfect.If you want to run something rough is more easier with Editor.Shell  is different by Editor.In shell you can write code for testing if the program can run.But you can’t save or edit it.In the other lesion we are going to use editor.If you haven’t download python idle here is the link with the instruction https://thecomputerworldblog.wordpress.com/2016/09/11/how-to-install-python-idle/.