write python script to setup environment variables

write python script to setup environment variables.

Can you help me understand this Python question?

this is the path which already exist there is ; present before

;C:Program FilesPuppet LabsPuppetbin;C:Program FilesAmazonAWSCLI

what i need is

c:WindowsSystem32;”;C:Program FilesPuppet LabsPuppetbin;C:Program FilesAmazonAWSCLI”;C:UsersuserAppDataLocalMicrosoftWindowsApps;