From 62523f7a7e08eda4ac9fc4204bd201ab49110779 Mon Sep 17 00:00:00 2001
From: Max KvR <max.kvr@web.de>
Date: Mon, 2 Sep 2024 10:45:45 +0200
Subject: [PATCH] bug: Protoc --version dropped major version. eg. 3.27.1 -->
 27.1

updated code quality
---
 setup.py | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/setup.py b/setup.py
index 077d69a9..a2909284 100755
--- a/setup.py
+++ b/setup.py
@@ -42,11 +42,22 @@ def _find_protoc() -> str | None:
     def _get_protoc_version(protoc: str) -> tuple[int, int, int]:
         protoc_version_string = str(subprocess.check_output([protoc, "--version"]))
         version_search = re.search(
-            r"((?P<major>(0|[1-9]\d*))\.(?P<minor>(0|[1-9]\d*))\.(?P<patch>(0|[1-9]\d*)))",
+            r"(((?P<major>(0|[1-9]\d*))\.)?(?P<minor>(0|[1-9]\d*))\.(?P<patch>(0|[1-9]\d*)))",
             protoc_version_string,
         )
 
-        return tuple(int(version_search.group(g)) for g in ("major", "minor", "patch"))  # type: ignore
+        if version_search is None:
+            raise ValueError("Invalid protoc version supplied")
+
+        return (
+            int(
+                version_search.group("major")
+                if version_search.group("major") is not None
+                else 3
+            ),
+            int(version_search.group("minor")),
+            int(version_search.group("patch")),
+        )
 
     _executable: str | None
     _version: tuple[int, int, int] | None
@@ -113,10 +124,7 @@ def make_protobuf_requirement(major: int, minor: int, patch: int) -> str:
 
     # This encodes on which minor protobuf version the major python protobuf
     # version was bumped
-    protobuf_version_mapping = (
-        (3, 0),
-        (4, 21),
-    )
+    protobuf_version_mapping = ((3, 0), (4, 21), (5, 26))
 
     # We must subtract one because bisect gives the insertion point after...
     py_major = protobuf_version_mapping[