diff options
| -rw-r--r-- | Objects/stringobject.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/Objects/stringobject.c b/Objects/stringobject.c index 46bd99a..86e0ea7 100644 --- a/Objects/stringobject.c +++ b/Objects/stringobject.c @@ -33,9 +33,14 @@ static PyStringObject *nullstring; a NULL first argument, because in the future these routines may try to do even more sharing of objects. - The parameter `size' denotes number of characters to allocate, not counting - the null terminating character. If the `str' argument is not NULL, then it - must point to a null-terminated string of length `size'. + The string in the `str' parameter does not have to be null-character + terminated. (Therefore it is safe to construct a substring by using + `PyString_FromStringAndSize(origstring, substrlen)'.) + + The parameter `size' denotes number of characters to allocate, not + counting the null terminating character. If the `str' argument is + not NULL, then it points to a of length `size'. For + PyString_FromString, this string must be null-terminated. The member `op->ob_size' denotes the number of bytes of data in the string, not counting the null terminating character, and is therefore equal to the |