From 4d8e08b21ce5d2cc08da82cf9f3ca50d9617cbdc Mon Sep 17 00:00:00 2001 From: "Miss Islington (bot)" <31488909+miss-islington@users.noreply.github.com> Date: Wed, 16 Mar 2022 03:12:50 -0700 Subject: [PATCH] bpo-31327: Update time documentation to reflect possible errors (GH-31460) (GH-31827) As per the comments, this mirrors the [datetime documentation](https://docs.python.org/3/library/datetime.htmlGH-datetime.datetime.fromtimestamp). ``` >>> import time >>> time.localtime(999999999999999999999) Traceback (most recent call last): File "<stdin>", line 1, in <module> OverflowError: timestamp out of range for platform time_t >>> time.localtime(-3600) Traceback (most recent call last): File "<stdin>", line 1, in <module> OSError: [Errno 22] Invalid argument ``` (cherry picked from commit c83fc9c02c9846ec3a2d0123999c98e02f00b3f5) Co-authored-by: slateny <46876382+slateny@users.noreply.github.com> --- Doc/library/time.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Doc/library/time.rst b/Doc/library/time.rst index e8bb9ccb8e7..9cdef1adec9 100644 --- a/Doc/library/time.rst +++ b/Doc/library/time.rst @@ -253,6 +253,12 @@ Functions :const:`None`, the current time as returned by :func:`.time` is used. The dst flag is set to ``1`` when DST applies to the given time. + :func:`localtime` may raise :exc:`OverflowError`, if the timestamp is + outside the range of values supported by the platform C :c:func:`localtime` + or :c:func:`gmtime` functions, and :exc:`OSError` on :c:func:`localtime` or + :c:func:`gmtime` failure. It's common for this to be restricted to years + between 1970 and 2038. + .. function:: mktime(t) -- GitLab