From 2d80cc8d7d99167f204efb348a99fa16782e48a8 Mon Sep 17 00:00:00 2001
From: sify21 <sify21@163.com>
Date: Wed, 22 Mar 2023 14:00:07 +0800
Subject: [PATCH] Update pep-0508.txt

fix mistakes in the parsley grammar
---
 pep-0508.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pep-0508.txt b/pep-0508.txt
index 71f4648194e..849bf49ba04 100644
--- a/pep-0508.txt
+++ b/pep-0508.txt
@@ -453,10 +453,10 @@ The complete parsley grammar::
     pchar         = unreserved | pct_encoded | sub_delims | ':' | '@'
     query         = ( pchar | '/' | '?')*
     fragment      = ( pchar | '/' | '?')*
-    pct_encoded   = '%' hexdig
+    pct_encoded   = '%' hexdig{2}
     unreserved    = letter | digit | '-' | '.' | '_' | '~'
     reserved      = gen_delims | sub_delims
-    gen_delims    = ':' | '/' | '?' | '#' | '(' | ')?' | '@'
+    gen_delims    = ':' | '/' | '?' | '#' | '[' | ']' | '@'
     sub_delims    = '!' | '$' | '&' | '\\'' | '(' | ')' | '*' | '+' | ',' | ';' | '='
     hexdig        = digit | 'a' | 'A' | 'b' | 'B' | 'c' | 'C' | 'd' | 'D' | 'e' | 'E' | 'f' | 'F'