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-rw-r--r--Python/sysmodule.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/Python/sysmodule.c b/Python/sysmodule.c
index c8842503be..f706a7d42d 100644
--- a/Python/sysmodule.c
+++ b/Python/sysmodule.c
@@ -992,6 +992,7 @@ PyDoc_STR(
Static objects:\n\
\n\
maxint -- the largest supported integer (the smallest is -maxint-1)\n\
+maxsize -- the largest supported length of containers.\n\
maxunicode -- the largest supported character\n\
builtin_module_names -- tuple of module names built into this interpreter\n\
version -- the version of this interpreter as a string\n\
@@ -1345,6 +1346,8 @@ _PySys_Init(void)
PyString_FromString(Py_GetPrefix()));
SET_SYS_FROM_STRING("exec_prefix",
PyString_FromString(Py_GetExecPrefix()));
+ SET_SYS_FROM_STRING("maxsize",
+ PyInt_FromSsize_t(PY_SSIZE_T_MAX));
SET_SYS_FROM_STRING("maxint",
PyInt_FromLong(PyInt_GetMax()));
SET_SYS_FROM_STRING("py3kwarning",