mac sublime-text python build&execute shell script

python_cmd.sh

#!/bin/sh
osascript -e '
	on run parameters
		set TID to text item delimiters
		set text item delimiters to " "
		set myfile to parameters as text
		set text item delimiters to TID
		tell application "Finder"
			set fileName to name of (POSIX file myfile as alias)
			set filePath to do shell script ("dirname " & quoted form of myfile)
		end tell
		tell application "System Events"
			if not (exists (processes where name is "Terminal")) then
				tell application "Terminal"
					activate
					do script ("cd " & quoted form of filePath & "; clear") in first window
					delay 0.1
					do script ("python3 " & quoted form of myfile) in first window
				end tell
			else
				tell application "Terminal"
					activate
					delay 0.1
					tell application "System Events" to tell process "Terminal.app" to keystroke "n" using command down
					delay 0.1
					do script ("cd " & quoted form of filePath & "; clear") in selected tab of the front window
					delay 0.1
					do script ("python3 " & quoted form of myfile) in selected tab of the front window
				end tell
			end if
		end tell
	end run
' $@