diff options
Diffstat (limited to 'Doc/library/sys.rst')
| -rw-r--r-- | Doc/library/sys.rst | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/Doc/library/sys.rst b/Doc/library/sys.rst index 3b9112a..97f94aa 100644 --- a/Doc/library/sys.rst +++ b/Doc/library/sys.rst @@ -80,9 +80,9 @@ always available. If *value* is not ``None``, this function prints it to ``sys.stdout``, and saves it in ``builtins._``. - ``sys.displayhook`` is called on the result of evaluating an expression entered - in an interactive Python session. The display of these values can be customized - by assigning another one-argument function to ``sys.displayhook``. + ``sys.displayhook`` is called on the result of evaluating an :term:`expression` + entered in an interactive Python session. The display of these values can be + customized by assigning another one-argument function to ``sys.displayhook``. .. function:: excepthook(type, value, traceback) @@ -536,14 +536,16 @@ always available. stderr File objects corresponding to the interpreter's standard input, output and error - streams. ``stdin`` is used for all interpreter input except for scripts. - ``stdout`` is used for the output of :func:`print` and expression statements. - The interpreter's own prompts and (almost all of) its error messages go to - ``stderr``. ``stdout`` and ``stderr`` needn't be built-in file objects: any - object is acceptable as long as it has a :meth:`write` method that takes a - string argument. (Changing these objects doesn't affect the standard I/O - streams of processes executed by :func:`os.popen`, :func:`os.system` or the - :func:`exec\*` family of functions in the :mod:`os` module.) + streams. ``stdin`` is used for all interpreter input except for scripts but + including calls to :func:`input`. ``stdout`` is used for + the output of :func:`print` and :term:`expression` statements and for the + prompts of :func:`input`. The interpreter's own prompts + and (almost all of) its error messages go to ``stderr``. ``stdout`` and + ``stderr`` needn't be built-in file objects: any object is acceptable as long + as it has a :meth:`write` method that takes a string argument. (Changing these + objects doesn't affect the standard I/O streams of processes executed by + :func:`os.popen`, :func:`os.system` or the :func:`exec\*` family of functions in + the :mod:`os` module.) .. data:: __stdin__ |