How To Write Script With Python . Running the <strong>script</strong> with <strong>python</strong>: Inserts the string str1 in a single line in the text file. Python String Formatting Cytechph from cytechph.com You can <strong>write</strong> and execute a simple <strong>python script</strong> from the terminal without <strong>creating</strong> any <strong>python</strong> file. This new format is in either.pyc or.pyo. The <strong>python script</strong> is basically a file containing code <strong>written</strong> in <strong>python</strong>.