File Methods
isatty()
Return True if the file stream is interactive (connected to a terminal device).
file.isatty()
file.isatty() returns True if the file stream is connected to a TTY-like interactive terminal device.
Returns
True if connected to a terminal; otherwise False.
Try it
Run it and change it
import tempfile
with tempfile.NamedTemporaryFile(mode='w+', delete=True) as f:
print('Is disk file TTY:', f.isatty())Worth knowing
- Color & interactive output: CLI applications often check
sys.stdout.isatty()before printing ANSI color codes or interactive spinners.