From 41f9a0870090aab059d0528fedbf2eb75d00c02e Mon Sep 17 00:00:00 2001 From: ram vikram singh Date: Sun, 1 Jan 2023 21:06:13 +0530 Subject: [PATCH] gh-100201: Document behavior with a bare `yield` statement (GH-100416) (cherry picked from commit 1aab269d4acbf0b29573ad0a21c54fddee233243) Co-authored-by: ram vikram singh Co-authored-by: C.A.M. Gerlach --- Doc/reference/expressions.rst | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/Doc/reference/expressions.rst b/Doc/reference/expressions.rst index 60c340767f8716..21cca5bfc5d55a 100644 --- a/Doc/reference/expressions.rst +++ b/Doc/reference/expressions.rst @@ -449,7 +449,9 @@ generator. That generator then controls the execution of the generator function. The execution starts when one of the generator's methods is called. At that time, the execution proceeds to the first yield expression, where it is suspended again, returning the value of :token:`~python-grammar:expression_list` -to the generator's caller. By suspended, we mean that all local state is +to the generator's caller, +or ``None`` if :token:`~python-grammer:expression_list` is omitted. +By suspended, we mean that all local state is retained, including the current bindings of local variables, the instruction pointer, the internal evaluation stack, and the state of any exception handling. When the execution is resumed by calling one of the generator's methods, the