[PUBLISHING] Skip nightly run if no commits (#1807)

Previously the nightly run was failing to upload if there had been no
commits since the previous night. Also moves time ahead 20 minutes to
avoid hourly spike delays launching workflows.

.github/workflows/wheels.yml

@@ -2,7 +2,7 @@ name: Wheels
 on:
   workflow_dispatch:
   schedule:
-    - cron: "0 2 * * *"
+    - cron: "20 2 * * *"
 
 jobs:
 
@@ -18,25 +18,20 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
 
-      - name: Install Azure CLI
+      # The LATEST_DATE here should be kept in sync with the one in Patch setup.py
+      - id: check-version
+        name: Check latest version
         run: |
-          curl -sL https://aka.ms/InstallAzureCLIDeb | sudo bash
-
-      - name: Azure login
-        uses: azure/login@v1
-        with:
-          client-id: ${{ secrets.AZURE_CLIENT_ID }}
-          tenant-id: ${{ secrets.AZURE_TENANT_ID }}
-          subscription-id: ${{ secrets.AZURE_SUBSCRIPTION_ID }}
-
-      - id: generate-token
-        name: Generate token
-        run: |
-          AZ_TOKEN=$(az account get-access-token --query accessToken)
-          echo "::add-mask::$AZ_TOKEN"
-          echo "access_token=$AZ_TOKEN" >> "$GITHUB_OUTPUT"
+          export PACKAGE_DATE=$(python3 -m pip install --user --index-url https://aiinfra.pkgs.visualstudio.com/PublicPackages/_packaging/Triton-Nightly/pypi/simple/ --dry-run triton-nightly== |& grep -oP '(?<=, )[0-9\.]+dev[0-9]+(?=\))' | grep -oP '(?<=dev)[0-9]+')
+          export LATEST_DATE=$(TZ=UTC0 git show --quiet --date='format-local:%Y%m%d%H%M%S' --format="%cd")
+          if cmp -s <(echo $PACKAGE_DATE) <(echo $LATEST_DATE); then
+            echo "new_commit=false" >> "$GITHUB_OUTPUT"
+          else
+            echo "new_commit=true" >> "$GITHUB_OUTPUT"
+          fi
 
       - name: Patch setup.py
+        if: ${{ steps.check-version.outputs.new_commit == 'true' }}
         run: |
           sed -i 's/name\=\"triton\"/name="triton-nightly"/g' python/setup.py
           export LATEST_DATE=$(TZ=UTC0 git show --quiet --date='format-local:%Y%m%d%H%M%S' --format="%cd")
@@ -46,6 +41,7 @@ jobs:
           echo "base-dir=/project" >> python/setup.cfg
 
       - name: Build wheels
+        if: ${{ steps.check-version.outputs.new_commit == 'true' }}
         run: |
           export CIBW_MANYLINUX_X86_64_IMAGE="quay.io/pypa/manylinux2014_x86_64:latest"
           #export CIBW_MANYLINUX_PYPY_X86_64_IMAGE="quay.io/pypa/manylinux2014_x86_64:latest"
@@ -54,6 +50,35 @@ jobs:
           export CIBW_BUILD="{cp,pp}3*-manylinux_x86_64"
           python3 -m cibuildwheel python --output-dir wheelhouse
 
+      - name: Install Azure CLI
+        if: ${{ steps.check-version.outputs.new_commit == 'true' }}
+        run: |
+          curl -sL https://aka.ms/InstallAzureCLIDeb | sudo bash
+
+      - name: Azure login
+        if: ${{ steps.check-version.outputs.new_commit == 'true' }}
+        uses: azure/login@v1
+        with:
+          client-id: ${{ secrets.AZURE_CLIENT_ID }}
+          tenant-id: ${{ secrets.AZURE_TENANT_ID }}
+          subscription-id: ${{ secrets.AZURE_SUBSCRIPTION_ID }}
+
+      - id: generate-token
+        name: Generate token
+        if: ${{ steps.check-version.outputs.new_commit == 'true' }}
+        run: |
+          AZ_TOKEN=$(az account get-access-token --query accessToken)
+          echo "::add-mask::$AZ_TOKEN"
+          echo "access_token=$AZ_TOKEN" >> "$GITHUB_OUTPUT"
+
       - name: Publish wheels to Azure DevOps
+        if: ${{ steps.check-version.outputs.new_commit == 'true' }}
         run: |
           python3 -m twine upload -r Triton-Nightly -u TritonArtifactsSP -p ${{ steps.generate-token.outputs.access_token }} --config-file utils/nightly.pypirc --non-interactive --verbose wheelhouse/*
+
+      - name: Azure Logout
+        if: ${{ steps.check-version.outputs.new_commit == 'true' && (success() || failure()) }}
+        run: |
+          az logout
+          az cache purge
+          az account clear

README.md

@@ -25,7 +25,7 @@ You can install the latest stable release of Triton from pip:
 ```bash
 pip install triton
 ```
-Binary wheels are available for CPython 3.8-3.11 and PyPy 3.8-3.9.
+Binary wheels are available for CPython 3.7-3.11 and PyPy 3.8-3.9.
 
 And the latest nightly release:
 

docs/getting-started/installation.rst

@@ -12,7 +12,7 @@ You can install the latest stable release of Triton from pip:
 
       pip install triton
 
-Binary wheels are available for CPython 3.8-3.11 and PyPy 3.8-3.9.
+Binary wheels are available for CPython 3.7-3.11 and PyPy 3.8-3.9.
 
 And the latest nightly release: