diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c index 716ca3f26a4..75e9923f0d7 100644 --- a/Objects/unicodeobject.c +++ b/Objects/unicodeobject.c @@ -11219,6 +11219,14 @@ unicode_hash(PyObject *self) if (PyUnicode_READY(self) == -1) return -1; len = PyUnicode_GET_LENGTH(self); + /* + We make the hash of the empty string be 0, rather than using + (prefix ^ suffix), since this slightly obfuscates the hash secret + */ + if (len == 0) { + _PyUnicode_HASH(self) = 0; + return 0; + } /* The hash function as a macro, gets expanded three times below. */ #define HASH(P) \