From cce7a9e441e96e1ea39107f7f65fae183bcf8236 Mon Sep 17 00:00:00 2001
From: Ettore Di Giacinto <mudler@localai.io>
Date: Tue, 18 Aug 2026 12:03:40 +0000
Subject: [PATCH] fix(fish-speech): resolve relocated source

The editable install records the backend build path, which does not exist after LocalAI relocates the packaged backend. Add the runtime source directory to PYTHONPATH so inference modules remain importable.

Assisted-by: Codex:gpt-5
Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
---
 backend/python/fish-speech/Makefile    |  7 ++++--
 backend/python/fish-speech/run.sh      |  4 ++--
 backend/python/fish-speech/run_test.sh | 32 +++++++++++---------------
 3 files changed, 21 insertions(+), 22 deletions(-)

diff --git a/backend/python/fish-speech/Makefile b/backend/python/fish-speech/Makefile
index a4033f105..53721204e 100644
--- a/backend/python/fish-speech/Makefile
+++ b/backend/python/fish-speech/Makefile
@@ -1,10 +1,13 @@
-.PHONY: fish-speech test-source-preparation
-fish-speech: test-source-preparation
+.PHONY: fish-speech test-source-preparation test-runtime-import
+fish-speech: test-source-preparation test-runtime-import
 	bash install.sh
 
 test-source-preparation:
 	bash prepare-source_test.sh
 
+test-runtime-import:
+	bash run_test.sh
+
 .PHONY: run
 run: fish-speech
 	@echo "Running fish-speech..."
diff --git a/backend/python/fish-speech/run.sh b/backend/python/fish-speech/run.sh
index db6656e18..58960297e 100644
--- a/backend/python/fish-speech/run.sh
+++ b/backend/python/fish-speech/run.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-backend_dir=$(dirname $0)
+backend_dir=$(dirname "$(realpath "$0")")
 if [ -d $backend_dir/common ]; then
     source $backend_dir/common/libbackend.sh
 else
@@ -8,7 +8,7 @@ fi
 
 # Editable installs record their build-time absolute source path, which becomes
 # stale when the backend is relocated under /backends at install time.
-export PYTHONPATH="${EDIR}/fish-speech-src${PYTHONPATH:+:${PYTHONPATH}}"
+export PYTHONPATH="${backend_dir}/fish-speech-src${PYTHONPATH:+:${PYTHONPATH}}"
 
 cuda_home=${CUDA_HOME:-/usr/local/cuda}
 if [ -z "${TRITON_PTXAS_PATH:-}" ] && [ -x "$cuda_home/bin/ptxas" ]; then
diff --git a/backend/python/fish-speech/run_test.sh b/backend/python/fish-speech/run_test.sh
index 65affb91f..bd45f0635 100644
--- a/backend/python/fish-speech/run_test.sh
+++ b/backend/python/fish-speech/run_test.sh
@@ -1,27 +1,23 @@
 #!/bin/bash
-# SPDX-License-Identifier: MIT
 set -euo pipefail
 
-backend_dir=$(cd "$(dirname "$0")" && pwd)
-work=$(mktemp -d)
-trap 'rm -rf "$work"' EXIT
+SCRIPT_DIR=$(dirname "$(realpath "$0")")
+WORK_DIR=$(mktemp -d)
+trap 'rm -rf "$WORK_DIR"' EXIT
 
-mkdir -p "$work/backend/common" "$work/backend/fish-speech-src"
-cp "$backend_dir/run.sh" "$work/backend/run.sh"
+mkdir -p "$WORK_DIR/runtime/common" "$WORK_DIR/runtime/fish-speech-src/fish_speech"
+cp "$SCRIPT_DIR/run.sh" "$WORK_DIR/runtime/run.sh"
 
-cat > "$work/backend/common/libbackend.sh" <<'EOF'
-EDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)
+cat > "$WORK_DIR/runtime/fish-speech-src/fish_speech/inference_engine.py" <<'PY'
+IMPORT_OK = True
+PY
+
+cat > "$WORK_DIR/runtime/common/libbackend.sh" <<'SH'
 startBackend() {
-    printf '%s\n' "$PYTHONPATH"
+    python3 -c 'from fish_speech.inference_engine import IMPORT_OK; assert IMPORT_OK'
 }
-EOF
+SH
 
-actual=$(PYTHONPATH=/existing/path bash "$work/backend/run.sh")
-expected="$work/backend/fish-speech-src:/existing/path"
+bash "$WORK_DIR/runtime/run.sh"
 
-if [ "$actual" != "$expected" ]; then
-    printf 'expected PYTHONPATH %s, got %s\n' "$expected" "$actual" >&2
-    exit 1
-fi
-
-echo "PASS: relocated fish-speech source is importable"
+echo "PASS: runtime launcher imports relocated fish-speech source"