Multistage build to include patch from microsoft/LightGBM#5246

python/lgb.Dockerfile

@@ -1,4 +1,21 @@
-FROM python:3.7-slim
+FROM --platform=linux/amd64 python:3.7-slim as intermediate
+
+RUN apt-get update && \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+        ca-certificates \
+        cmake \
+        build-essential \
+        gcc \
+        g++ \
+        curl \
+        git
+
+RUN git clone --recursive --branch 5244-reapply-categorical-backport --depth 1 https://github.com/johnpaulett/LightGBM
+
+RUN cd LightGBM/python-package && python setup.py bdist_wheel
+
+
+FROM --platform=linux/amd64 python:3.7-slim
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
     libgomp1 && \
@@ -10,7 +27,10 @@ COPY lgbserver lgbserver
 COPY third_party third_party
 
 RUN pip install --no-cache-dir --upgrade pip && pip install --no-cache-dir -e ./kserve
-RUN pip install --no-cache-dir -e ./lgbserver
+# WARN: re-uses version from upstream
+COPY --from=intermediate /LightGBM/python-package/dist/lightgbm-3.3.2-py3-none-any.whl /
+RUN pip install --no-cache-dir /lightgbm-3.3.2-py3-none-any.whl -e ./lgbserver
+RUN rm /lightgbm-3.3.2-py3-none-any.whl
 
 RUN useradd kserve -m -u 1000 -d /home/kserve
 USER 1000