wip: add tensorflow-cpu

Signed-off-by: Massimiliano Giovagnoli <massimiliano.giovagnoli@chainguard.dev>

py3-tensorflow-cpu.yaml

@@ -0,0 +1,108 @@
+package:
+  name: py3-tensorflow-cpu
+  version: 0_git20241219
+  epoch: 1
+  description: tensorflow-cpu
+  copyright:
+    - license: Apache 2.0
+  dependencies:
+    provider-priority: 0
+
+vars:
+  pypi-package: tensorflow-cpu
+  prefix: /usr
+
+data:
+  - name: py-versions
+    items:
+      3.12: '312'
+      # 3.13 is not supported yet: https://pypi.org/project/tf-nightly/
+
+environment:
+  contents:
+    packages:
+      - build-base
+      - busybox
+      - py3.12-pip
+      - python-3.12
+  environment:
+    # This is needed to work around the error "ValueError: ZIP does not support timestamps before 1980"
+    SOURCE_DATE_EPOCH: 315532800
+
+pipeline:
+  - uses: git-checkout
+    with:
+      expected-commit: d311fe017c036143186f9185f491fa6d6461a84e
+      repository: https://github.com/tensorflow/build
+      branch: master
+
+subpackages:
+  - range: py-versions
+    name: py${{range.key}}-${{vars.pypi-package}}
+    description: ${{vars.pypi-package}} installed for python${{range.key}}
+    dependencies:
+      runtime:
+        - python-${{range.key}}
+        - py${{range.key}}-pip
+      provider-priority: ${{range.value}}
+    pipeline:
+      - working-directory: tensorflow_runtime_dockerfiles
+        pipeline:
+          - name: Install cpu requirements
+            runs: |
+              pip${{range.key}} install \
+                --root ${{targets.contextdir}} \
+                --prefix ${{vars.prefix}} \
+                -r cpu.requirements.txt
+
+          - name: Install Tensorflow
+            runs: |
+              pip${{range.key}} install \
+                --root ${{targets.contextdir}} \
+                --prefix ${{vars.prefix}} \
+                tf-nightly
+
+          - name: Install jupyter requirements
+            runs: |
+              pip${{range.key}} install \
+                --root ${{targets.contextdir}} \
+                --prefix ${{vars.prefix}} \
+                -r jupyter.requirements.txt
+
+          - name: Install bashrc 
+            runs: |
+              mkdir -p ${{targets.contextdir}}/etc
+              cp bashrc ${{targets.contextdir}}/etc/bash.bashrc
+
+          - name: Install tensorflow tutorials
+            runs: |
+              mkdir -p ${{targets.contextdir}}/tf/tensorflow-tutorials
+              cp jupyter.readme.md ${{targets.contextdir}}/tf/tensorflow-tutorials/README.md
+    test:
+      environment:
+        contents:
+          packages:
+            - curl
+      pipeline:
+        - name: Test import of IPython kernel for Jupyter
+          runs: |
+            python3 -m ipykernel.kernelspec
+        - name: Test import of Tensorflow
+        - runs: |
+            python -c 'import tensorflow as tf'
+        - name: Test Juputer notebook run
+          runs: |
+            mkdir /tmp/tf
+            jupyter notebook --notebook-dir=/tmp/tf --ip 0.0.0.0 --no-browser --allow-root >/dev/null 2>&1 &
+            pid=$!
+            sleep 5
+            curl --fail --location --request GET --head localhost:8888
+            kill $pid
+
+update:
+  enabled: true
+  git: {}
+  schedule:
+    period: daily
+    reason: Upstream does not maintain tags or releases
+