[3.9] gh-95778: Mention sys.set_int_max_str_digits() in error message (#96874) (#96877)

When ValueError is raised if an integer is larger than the limit,
mention sys.set_int_max_str_digits() in the error message.

(cherry picked from commit e841ffc915e82e5ea6e3b473205417d63494808d)

Co-authored-by: Ned Deily <nad@python.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
index 6eef564..d6b270d 100644
--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@@ -5277,7 +5277,7 @@ When an operation would exceed the limit, a :exc:`ValueError` is raised:
    >>> _ = int('2' * 5432)
    Traceback (most recent call last):
    ...
-   ValueError: Exceeds the limit (4300) for integer string conversion: value has 5432 digits.
+   ValueError: Exceeds the limit (4300) for integer string conversion: value has 5432 digits; use sys.set_int_max_str_digits() to increase the limit.
    >>> i = int('2' * 4300)
    >>> len(str(i))
    4300
@@ -5285,7 +5285,7 @@ When an operation would exceed the limit, a :exc:`ValueError` is raised:
    >>> len(str(i_squared))
    Traceback (most recent call last):
    ...
-   ValueError: Exceeds the limit (4300) for integer string conversion: value has 8599 digits.
+   ValueError: Exceeds the limit (4300) for integer string conversion: value has 8599 digits; use sys.set_int_max_str_digits() to increase the limit.
    >>> len(hex(i_squared))
    7144
    >>> assert int(hex(i_squared), base=16) == i*i  # Hexadecimal is unlimited.