[3.7] bpo-38580: Document that select() accepts iterables, not just sequences (GH...

(cherry picked from commit 372ee27d4958302dac7ad6a8711f6fd04771b2e6)

Co-authored-by: Jakub Stasiak <jakub@stasiak.at>

diff --git a/Doc/library/select.rst b/Doc/library/select.rst
index 7d65363e493133222d24a705da3567307bc5e929..0bc8800d25f11d2b851926702fa2b44292a93ccb 100644 (file)
--- a/Doc/library/select.rst
+++ b/Doc/library/select.rst
@@ -117,7 +117,7 @@ The module defines the following:
 .. function:: select(rlist, wlist, xlist[, timeout])
 
    This is a straightforward interface to the Unix :c:func:`select` system call.
-   The first three arguments are sequences of 'waitable objects': either
+   The first three arguments are iterables of 'waitable objects': either
    integers representing file descriptors or objects with a parameterless method
    named :meth:`~io.IOBase.fileno` returning such an integer:
 
@@ -126,7 +126,7 @@ The module defines the following:
    * *xlist*: wait for an "exceptional condition" (see the manual page for what
      your system considers such a condition)
 
-   Empty sequences are allowed, but acceptance of three empty sequences is
+   Empty iterables are allowed, but acceptance of three empty iterables is
    platform-dependent. (It is known to work on Unix but not on Windows.)  The
    optional *timeout* argument specifies a time-out as a floating point number
    in seconds.  When the *timeout* argument is omitted the function blocks until
@@ -141,7 +141,7 @@ The module defines the following:
       single: socket() (in module socket)
       single: popen() (in module os)
 
-   Among the acceptable object types in the sequences are Python :term:`file
+   Among the acceptable object types in the iterables are Python :term:`file
    objects <file object>` (e.g. ``sys.stdin``, or objects returned by
    :func:`open` or :func:`os.popen`), socket objects returned by
    :func:`socket.socket`.  You may also define a :dfn:`wrapper` class yourself,

diff --git a/Modules/selectmodule.c b/Modules/selectmodule.c
index 93d896a37c2232fd9cf8789032f786bcd311f00c..d89dfc0e716b9631a2b1fce119b91caaf0bfd078 100644 (file)
--- a/Modules/selectmodule.c
+++ b/Modules/selectmodule.c
@@ -243,7 +243,7 @@ select_select(PyObject *self, PyObject *args)
     }
 #endif /* SELECT_USES_HEAP */
 
-    /* Convert sequences to fd_sets, and get maximum fd number
+    /* Convert iterables to fd_sets, and get maximum fd number
      * propagates the Python exception set in seq2set()
      */
     rfd2obj[0].sentinel = -1;
@@ -2360,7 +2360,7 @@ PyDoc_STRVAR(select_doc,
 "select(rlist, wlist, xlist[, timeout]) -> (rlist, wlist, xlist)\n\
 \n\
 Wait until one or more file descriptors are ready for some kind of I/O.\n\
-The first three arguments are sequences of file descriptors to be waited for:\n\
+The first three arguments are iterables of file descriptors to be waited for:\n\
 rlist -- wait until ready for reading\n\
 wlist -- wait until ready for writing\n\
 xlist -- wait for an ``exceptional condition''\n\