def clear_on_run(self, prefix="<STR_LIT>"):
if platform.system() == '<STR_LIT>':<EOL><INDENT>os.system('<STR_LIT>')<EOL><DEDENT>else:<EOL><INDENT>os.system('<STR_LIT>')<EOL><DEDENT>if prefix:<EOL><INDENT>print(prefix)<EOL><DEDENT>
Clears console before running the tests.