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| -rw-r--r-- | docs/library/select.rst | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/docs/library/select.rst b/docs/library/select.rst index 8713803de6..7c16b02e96 100644 --- a/docs/library/select.rst +++ b/docs/library/select.rst @@ -52,6 +52,10 @@ Methods .. method:: poll.poll([timeout]) Wait for at least one of the registered objects to become ready. Returns - list of ready objects, or empty list on timeout. + list of (``obj``, ``event``, ...) tuples, ``event`` element specifying + whether ``obj`` is ready for reading, writing, or both (see ``register`` + method above). There may be other elements in tuple, depending on platform + and version, so don't assume that its size is 2. In case of timeout, an + empty list is returned. Timeout is in milliseconds. |