Merge from 3.1: Issue #13703: add a way to randomize the hash values of basic types (str, bytes, datetime)

in order to make algorithmic complexity attacks on (e.g.) web apps much more complicated.

The environment variable PYTHONHASHSEED and the new command line flag -R control this
behavior.

1 files changed, 0 insertions, 6 deletions

diff --git a/Python/getopt.c b/Python/getopt.c
index 5147320af2..064a1874ea 100644
--- a/Python/getopt.c
+++ b/Python/getopt.c
@@ -89,12 +89,6 @@ int _PyOS_GetOpt(int argc, wchar_t **argv, wchar_t *optstring)
         return '_';
     }
 
-    if (option == 'X') {
-        fprintf(stderr,
-          "-X is reserved for implementation-specific arguments\n");
-        return '_';
-    }
-
     if ((ptr = wcschr(optstring, option)) == NULL) {
         if (_PyOS_opterr)
           fprintf(stderr, "Unknown option: -%c\n", (char)option);