This patch is based on the upstream commit descibed below, adapted for use in
the Debian package by Peter Michael Green.

commit 39b2dbe04d3f8036b20477d86d4ad988ee79101f
Author: Jeong YunWon <jeong@youknowone.org>
Date:   Sat May 6 04:34:51 2023 +0900

    Update lalrpop to 0.20.0

Index: rustpython-parser/src/error.rs
===================================================================
--- rustpython-parser.orig/src/error.rs
+++ rustpython-parser/src/error.rs
@@ -217,7 +217,7 @@ pub(crate) fn parse_error_from_lalrpop(
                 source_path,
             }
         }
-        LalrpopError::UnrecognizedEOF { location, expected } => {
+        LalrpopError::UnrecognizedEof { location, expected } => {
             // This could be an initial indentation error that we should ignore
             let indent_error = expected == ["Indent"];
             if indent_error {
Index: rustpython-parser/Cargo.toml
===================================================================
--- rustpython-parser.orig/Cargo.toml
+++ rustpython-parser/Cargo.toml
@@ -27,7 +27,8 @@ version = "0.7.6"
 version = "0.10.3"
 
 [dependencies.lalrpop-util]
-version = "0.19.8"
+version = "0.20"
+default-features = false
 
 [dependencies.log]
 version = "0.4.16"
@@ -69,8 +70,9 @@ version = "1.14.0"
 version = "1.0.45"
 
 [build-dependencies.lalrpop]
-version = "0.19.8"
+version = "0.20"
 optional = true
+default-features = false
 
 [build-dependencies.phf_codegen]
 version = "0.10"