Lite wheel optimization (gradio-app#7855)

* Add `pull_request.branches.main` as a trigger of the `publish` workflow

* [WIP] Comment out the publish steps

* Package and upload the NPM package for debug

* Skip the copy_frontend.py hook in the Lite build

* add changeset

* [WIP] Show gradio files

* [WIP] Show gradio files

* Comment out installing the gradio and gradio_client libraries

* Restore installing gradio_client because it's used by `python js/_website/generate_jsons/generate.py` that follows

* Restore installing gradio because it's used by `python js/_website/generate_jsons/generate.py` that follows

* Add code

* Revert "[WIP] Show gradio files"

This reverts commit e15fef2.

* Build the gradio wheel with the custom lite target

* add changeset

* Revert "[WIP] Show gradio files"

This reverts commit aef053f.

* Revert "Skip the copy_frontend.py hook in the Lite build"

This reverts commit ca296d0.

* Update .github/actions/install-frontend-deps/action.yml for hatch installation

* [WIP] Fix test-functional.yml and .github/actions/install-all-deps/action.yml to call the setup actions in this branch

* Revert "[WIP] Fix test-functional.yml and .github/actions/install-all-deps/action.yml to call the setup actions in this branch"

This reverts commit 571823b.

* Comment-in lines in publish.yml

* Move Lite build from publish.yml to deploy-spaces.yml

* Use the build_lite option of install-all-deps instead of running the build command

* [TMP] Change the branch of action files

* Fix the hatch Lite build setting

* Return pnpm pack to deploy-space

* Revert "[TMP] Change the branch of action files"

This reverts commit fe4e1c8.

* Remove dependencies for lite build

* [TMP] Change the branch of action files

* Revert "Remove dependencies for lite build"

This reverts commit 856a858.

* Install packaging>=23.2

* [TMP] Show packaging version

* Fix pip install

* Fix

* Uninstall packaging once

* Use `pip install -U` instead of uninstalling the exiting version

* Revert "[TMP] Show packaging version"

This reverts commit 910b6bb.

* Add `-U` flag

* Set packaging version as >=23.2

* Revert the changes on pip install

* Set packaging version as >=23.2 in requirements.txt

* Revert "Set packaging version as >=23.2"

This reverts commit 8aa77c8.

* Fix hook name

* Revert "Set packaging version as >=23.2 in requirements.txt"

This reverts commit fbd605c.

* Revert "Revert the changes on pip install"

This reverts commit 81ff38a.

* Add comments

* Revert "[TMP] Change the branch of action files"

This reverts commit 0d6aa48.

* Revert the trigger of .github/workflows/deploy-spaces.yml

* Remove unused `node_auth_token` and `npm_token` inputs from the `install-all-deps` action

* [TMP] Trigger CI based on this PR

* Remove packging installation

* Revert "Remove packging installation"

This reverts commit 4a4f18d.

* Revert "[TMP] Trigger CI based on this PR"

This reverts commit 6cea830.

---------

Co-authored-by: gradio-pr-bot <gradio-pr-bot@users.noreply.github.com>
Co-authored-by: freddyaboulton <alfonsoboulton@gmail.com>

.changeset/spotty-toes-argue.md

@@ -0,0 +1,6 @@
+---
+"@gradio/app": minor
+"gradio": minor
+---
+
+feat:Lite wheel optimization

.config/lite-builder/pyproject.toml

@@ -0,0 +1,33 @@
+[build-system]
+requires = ["hatchling",]
+build-backend = "hatchling.build"
+
+[project]
+name = "lite-builder"
+description = "Python library for easily interacting with trained machine learning models"
+license = "Apache-2.0"
+version = "0.0.2"
+requires-python = ">=3.8"
+authors = [
+  { name = "Abubakar Abid", email = "gradio-team@huggingface.co" },
+  { name = "Ali Abid", email = "gradio-team@huggingface.co" },
+  { name = "Ali Abdalla", email = "gradio-team@huggingface.co" },
+  { name = "Dawood Khan", email = "gradio-team@huggingface.co" },
+  { name = "Ahsen Khaliq", email = "gradio-team@huggingface.co" },
+  { name = "Pete Allen", email = "gradio-team@huggingface.co" },
+  { name = "Ömer Faruk Özdemir", email = "gradio-team@huggingface.co" },
+  { name = "Freddy A Boulton", email = "gradio-team@huggingface.co" },
+  { name = "Hannah Blair", email = "gradio-team@huggingface.co" },
+]
+keywords = ["machine learning", "reproducibility", "visualization"]
+
+classifiers = [
+  'Development Status :: 5 - Production/Stable',
+]
+
+[tool.hatch.build]
+sources = ["src"]
+only-packages = true
+
+[project.entry-points.hatch]
+lite_builder = "lite_builder.hooks"

.config/lite-builder/src/lite_builder/builder.py

@@ -0,0 +1,5 @@
+from hatchling.builders.wheel import WheelBuilder
+
+
+class LiteBuilder(WheelBuilder):
+    PLUGIN_NAME = 'lite'

.config/lite-builder/src/lite_builder/hooks.py

@@ -0,0 +1,6 @@
+from hatchling.plugin import hookimpl
+from .builder import LiteBuilder
+
+@hookimpl
+def hatch_register_builder():
+    return LiteBuilder

.github/actions/install-all-deps/action.yml

@@ -2,15 +2,9 @@ name: 'install all deps'
 description: 'Install all deps'
 
 inputs:
-  always_install_pnpm: 
+  always_install_pnpm:
     description: 'Dictates whether or not we should install pnpm & dependencies, regardless of the cache'
     default: 'false'
-  node_auth_token:
-    description: 'Node auth token'
-    default: ""
-  npm_token:
-    description: 'npm token'
-    default: ""
   skip_build:
     description: 'Skip build'
     default: 'false'
@@ -85,14 +79,12 @@ runs:
       shell: bash
       run: |
         . ${{ env.VENV_ACTIVATE }}
-        python -m pip install -e client/python  
+        python -m pip install -e client/python
         python -m pip install -e ".[oauth]"
     - name: install-frontend
       uses: "gradio-app/gradio/.github/actions/install-frontend-deps@main"
       with:
         always_install_pnpm: ${{ inputs.always_install_pnpm }}
-        node_auth_token: ${{ inputs.node_auth_token }}
-        npm_token: ${{ inputs.npm_token }}
         skip_build: ${{ inputs.skip_build }}
         build_lite: ${{ inputs.build_lite }}
     - name: generate json

.github/actions/install-frontend-deps/action.yml

@@ -5,21 +5,12 @@ inputs:
   always_install_pnpm:
     description: 'Dictates whether or not we should install pnpm & dependencies, regardless of the cache'
     default: 'false'
-  node_auth_token:
-    description: 'Node auth token'
-    default: ""
-  npm_token:
-    description: 'npm token'
-    default: ""
   skip_build:
     description: 'Skip build'
     default: 'false'
   build_lite:
     description: 'Build lite'
     default: 'false'
-  os:
-    description: 'OS'
-    default: 'ubuntu-latest'
 
 runs:
   using: "composite"
@@ -56,5 +47,5 @@ runs:
       shell: bash
       run: |
         . venv/bin/activate
-        python -m pip install build
-        pnpm --filter @gradio/app build:lite
+        python -m pip install -U build hatch packaging>=23.2  # packaging>=23.2 is needed to build Lite due to https://github.com/pypa/hatch/issues/1381
+        pnpm --filter @gradio/app build:lite

.github/workflows/deploy-spaces.yml

@@ -4,15 +4,15 @@ on:
   workflow_dispatch:
   workflow_run:
     workflows: ["trigger"]
-    types: 
+    types:
       - requested
 
 permissions:
   statuses: write
 concurrency:
   group: "${{ github.event.workflow_run.head_repository.full_name }}-${{ github.event.workflow_run.head_branch }}-${{ github.workflow_ref }}"
   cancel-in-progress: true
-  
+
 jobs:
   changes:
     name: "changes"
@@ -35,7 +35,7 @@ jobs:
           name: "deploy / spaces"
           token: ${{ secrets.GITHUB_TOKEN }}
           commit_status: false
-  
+
   comment-spaces-start:
     needs: changes
     uses: "./.github/workflows/comment-queue.yml"
@@ -57,19 +57,23 @@ jobs:
       with:
         ref: ${{ needs.changes.outputs.merge_sha }}
         repository: ${{ needs.changes.outputs.mergeable == 'true' &&  github.repository || needs.changes.outputs.source_repo }}
-    - name: Install Python
-      uses: actions/setup-python@v5
-      with:
-        python-version: '3.9'
-    - name: Install pnpm
-      uses: pnpm/action-setup@v2
+
+    - name: install dependencies
+      uses: "gradio-app/gradio/.github/actions/install-all-deps@main"
       with:
-        version: 8.15
-    - uses: actions/setup-node@v4
+        always_install_pnpm: true
+        python_version: '3.9'
+        build_lite: 'true'
+
+    - name: Package Lite NPM package
+      working-directory: js/lite
+      run: pnpm pack --pack-destination .
+    - name: Upload Lite NPM package
+      uses: actions/upload-artifact@v4
       with:
-        node-version: 18
-        cache: pnpm
-        cache-dependency-path: pnpm-lock.yaml
+        name: gradio-lite-${{ github.sha }}
+        path: js/lite/gradio-lite-*.tgz
+
     - name: Install pip
       run: python -m pip install build requests
     - name: Get Gradio Version
@@ -78,17 +82,13 @@ jobs:
         if ${{ github.event_name == 'pull_request' || github.event.workflow_run.event == 'pull_request' }}; then
           echo "GRADIO_VERSION=$(python -c 'import requests;print(requests.get("https://pypi.org/pypi/gradio/json").json()["info"]["version"])')" >> $GITHUB_OUTPUT
           python -c "import os;print(os.environ['GITHUB_REF'].split('/')[2])" > pr_number.txt
-        else 
+        else
           echo "GRADIO_VERSION=$(python -c 'import json; print(json.load(open("gradio/package.json"))["version"])')" >> $GITHUB_OUTPUT
         fi
     - name: Build pr package
       run: |
         python -c 'import json; j = json.load(open("gradio/package.json")); j["version"] = "${{ steps.get_gradio_version.outputs.GRADIO_VERSION }}"; json.dump(j, open("gradio/package.json", "w"))'
-        pnpm i --frozen-lockfile --ignore-scripts
-        pnpm build
         python3 -m build -w
-      env:
-        NODE_OPTIONS: --max_old_space_size=8192
 
     - name: Set up Demos
       run: |
@@ -123,7 +123,7 @@ jobs:
       run: |
         echo ${{github.event.workflow_run.event }}
         echo ${{ github.event.workflow_run.conclusion }}
-    
+
   comment-spaces-success:
     uses: "./.github/workflows/comment-queue.yml"
     needs: [deploy-spaces, changes]

.github/workflows/publish.yml

@@ -21,13 +21,11 @@ jobs:
         uses: "gradio-app/gradio/.github/actions/install-all-deps@main"
         with:
           always_install_pnpm: true
-          node_auth_token: ${{ secrets.NPM_TOKEN }}
-          npm_token: ${{ secrets.NPM_TOKEN }}
           skip_build: 'false'
       - name: Build packages
-        run: | 
+        run: |
           . venv/bin/activate
-          pip install build
+          pip install -U build hatch packaging>=23.2  # packaging>=23.2 is needed to build Lite due to https://github.com/pypa/hatch/issues/1381
           pnpm --filter @gradio/client --filter @gradio/lite --filter @gradio/preview build
       - name: create and publish versions
         id: changesets
@@ -43,26 +41,26 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GRADIO_PAT }}
       - name: add label to skip chromatic build
         if: ${{ steps.changesets.outputs.pullRequestNumber != '' && steps.changesets.outputs.pullRequestNumber != 'undefined' }}
-        run: gh pr edit "$PR_NUMBER" --add-label "no-visual-update" 
+        run: gh pr edit "$PR_NUMBER" --add-label "no-visual-update"
         env:
           PR_NUMBER: ${{ steps.changesets.outputs.pullRequestNumber }}
-          GITHUB_TOKEN: ${{ secrets.GRADIO_PAT }} 
+          GITHUB_TOKEN: ${{ secrets.GRADIO_PAT }}
       - name: add label to run flaky tests
         if: ${{ steps.changesets.outputs.pullRequestNumber != '' && steps.changesets.outputs.pullRequestNumber != 'undefined' }}
-        run: gh pr edit "$PR_NUMBER" --add-label "flaky-tests" 
+        run: gh pr edit "$PR_NUMBER" --add-label "flaky-tests"
         env:
           PR_NUMBER: ${{ steps.changesets.outputs.pullRequestNumber }}
-          GITHUB_TOKEN: ${{ secrets.GRADIO_PAT }} 
+          GITHUB_TOKEN: ${{ secrets.GRADIO_PAT }}
       - name: add label to run backend tests on Windows
         if: ${{ steps.changesets.outputs.pullRequestNumber != '' && steps.changesets.outputs.pullRequestNumber != 'undefined' }}
-        run: gh pr edit "$PR_NUMBER" --add-label "windows-tests" 
+        run: gh pr edit "$PR_NUMBER" --add-label "windows-tests"
         env:
           PR_NUMBER: ${{ steps.changesets.outputs.pullRequestNumber }}
-          GITHUB_TOKEN: ${{ secrets.GRADIO_PAT }} 
+          GITHUB_TOKEN: ${{ secrets.GRADIO_PAT }}
       - name: publish to pypi
         if: steps.changesets.outputs.hasChangesets != 'true'
         uses: "gradio-app/github/actions/publish-pypi@main"
-        env: 
+        env:
           AWS_ACCESS_KEY_ID: ${{ secrets.AWSACCESSKEYID }}
           AWS_SECRET_ACCESS_KEY: ${{ secrets.AWSSECRETKEY }}
           AWS_DEFAULT_REGION: us-west-2
@@ -72,6 +70,6 @@ jobs:
             gradio:${{ secrets.PYPI_API_TOKEN }}
             gradio_client:${{ secrets.PYPI_GRADIO_CLIENT_TOKEN }}
       - name: trigger spaces deploy workflow
-        env: 
+        env:
           GITHUB_TOKEN: ${{ secrets.COMMENT_TOKEN }}
         run: gh workflow run deploy-spaces.yml

.gitignore

@@ -2,6 +2,7 @@
 .eggs/
 gradio.egg-info
 dist/
+dist-lite/
 *.pyc
 __pycache__/
 *.py[cod]

js/app/package.json

@@ -10,7 +10,7 @@
 		"dev:lite:worker": "pnpm --filter @gradio/wasm dev",
 		"build": "vite build --mode production --emptyOutDir",
 		"cssbuild": "python ../../scripts/generate_theme.py --outfile ./src/lite/theme.css",
-		"pybuild:gradio": "cd ../../  && python -m build",
+		"pybuild:gradio": "python -m pip install -U hatch packaging>=23.2 && cd ../../  && hatch build -t lite",
 		"pybuild:gradio-client": "cd ../../client/python && python -m build",
 		"pybuild": "run-p pybuild:*",
 		"build:lite": "pnpm pybuild && pnpm cssbuild && pnpm --filter @gradio/client build && pnpm --filter @gradio/wasm build && vite build --mode production:lite",

js/app/vite.config.ts

@@ -185,7 +185,7 @@ export default defineConfig(({ mode }) => {
 				// For the Wasm app to import the wheel file URLs.
 				"gradio.whl": resolve(
 					__dirname,
-					`../../dist/gradio-${version_raw}-py3-none-any.whl`
+					`../../dist-lite/gradio-${version_raw}-py3-none-any.whl`
 				),
 				"gradio_client.whl": resolve(
 					__dirname,

pyproject.toml

@@ -78,6 +78,11 @@ artifacts = [
   "py.typed",
 ]
 
+[tool.hatch.build.targets.lite]
+artifacts = ["!gradio/templates", "!*.pyi", "!/gradio/test_data", "!/gradio/_frontend_code", "!/gradio/node"]
+directory = "dist-lite"
+dependencies = ["lite-builder @ {root:uri}/../.config/lite-builder"]
+
 [tool.hatch.build.targets.wheel.hooks.custom]
 path = ".config/copy_frontend.py"