.B \-i
]
[
-.B \-s
-]
-[
.B \-u
]
[
useful to inspect global variables or a stack trace when a script
raises an exception.
.TP
-.B \-s
-Suppresses the automatic printing of expressions entered in
-interactive mode (useful when input is actually generated e.g. by
-Emacs).
-.TP
.B \-u
Force stdout and stderr to be totally unbuffered.
.TP
.IP PYTHONINSPECT
If this is set to a non-empty string it is equivalent to specifying
the \fB\-i\fP option.
-.IP PYTHONSUPPRESS
-If this is set to a non-empty string it is equivalent to specifying
-the \fB\-s\fP option.
.IP PYTHONUNBUFFERED
If this is set to a non-empty string it is equivalent to specifying
the \fB\-u\fP option.