bpo-41681: Fix for f-string/str.format error description when using 2 , in format specifier (GH-22036)

* Fixed `f-string/str.format` error description when using two `,` in format specifier. Co-authored-by: millefalcon <hanish0019@hmail.com>
2020-09-01 10:34:29 -04:00
parent f5a16b4dbf
commit 0d6aa7f0ee
4 changed files with 46 additions and 2 deletions
--- a/Python/formatter_unicode.c
+++ b/Python/formatter_unicode.c
@@ -252,8 +252,10 @@ parse_internal_render_format_spec(PyObject *format_spec,
        ++pos;
    }
    if (end-pos && READ_spec(pos) == ',') {
-        invalid_comma_and_underscore();
-        return 0;
+        if (format->thousands_separators == LT_UNDERSCORE_LOCALE) {
+            invalid_comma_and_underscore();
+            return 0;
+        }
    }

    /* Parse field precision */