Organize app examples (#17045)

* move

* init files

* reset change

* missed

* more

* relative path

* e2e tests

* update checkgroup

* reference

* update app_*

Author: awaelchli

.azure/app-cloud-e2e.yml

@@ -36,6 +36,7 @@ pr:
       - "src/lightning/__version__.py"
       - "src/lightning/app/**"
       - "src/lightning_app/*"
+      - "examples/app/**"
       - "requirements/app/**"
       - "tests/integrations_app/**"
       - "setup.py"
@@ -163,14 +164,14 @@ jobs:
     # This test is very important to test the main user story of lightning app.
     # It also e2e tests running on cloud without installing dependencies.
     - bash: |
-        rm -rf examples/lightning-quick-start || true
-        git clone https://github.com/Lightning-AI/lightning-quick-start examples/lightning-quick-start
+        rm -rf examples/app/lightning-quick-start || true
+        git clone https://github.com/Lightning-AI/lightning-quick-start examples/app/lightning-quick-start
       condition: eq(variables['name'], 'quick_start')
       displayName: 'Clone Quick start Repo'
 
     - bash: |
-        rm -rf examples/app_template_react_ui || true
-        git clone https://github.com/Lightning-AI/lightning-template-react examples/app_template_react_ui
+        rm -rf examples/app/template_react_ui || true
+        git clone https://github.com/Lightning-AI/lightning-template-react examples/app/template_react_ui
       condition: eq(variables['name'], 'template_react_ui')
       displayName: 'Clone Template React UI Repo'
 
@@ -186,7 +187,7 @@ jobs:
       displayName: 'List pip dependency'
 
     - bash: |
-        ls -l examples/$(TEST_APP_NAME)
+        ls -l examples/app/$(TEST_APP_NAME)
         echo ${TEST_FILE}
         python -m pytest ${TEST_FILE}::test_$(TEST_APP_NAME)_example_cloud \
           --timeout=540 --capture=no -v --color=yes

.github/checkgroup.yml

@@ -296,7 +296,7 @@ subprojects:
       - "src/lightning_app/*"
       - "tests/integrations_app/**"
       - "!tests/integrations_app/flagship/**"
-      - "examples/app_*/**"
+      - "examples/app/**"
       - "requirements/app/**"
       - "setup.py"
       - "!requirements/*/docs.txt"
@@ -348,6 +348,7 @@ subprojects:
       - "src/lightning/__version__.py"
       - "src/lightning/app/**"
       - "src/lightning_app/*"
+      - "examples/app/**"
       - "requirements/app/**"
       - "tests/integrations_app/**"
       - "!tests/integrations_app/flagship/**"

.github/labeler.yml

@@ -4,7 +4,7 @@ app:
   - 'tests/tests_app/**'
   - 'tests/integrations_app/**'
   - 'tests/integrations_app_examples/**'
-  - 'examples/app_*/**'
+  - 'examples/app/**'
   - 'docs/source-app/**'
   - 'requirements/app/**'
 
@@ -13,7 +13,7 @@ pl:
   - "src/pytorch_lightning/*"
   - 'tests/tests_pytorch/**'
   - 'tests/legacy/**'
-  - 'examples/pl_*/**'
+  - 'examples/pytorch/**'
   - 'docs/source-pytorch/**'
   - 'requirements/pytorch/**'
 

.github/workflows/ci-examples-app.yml

@@ -14,7 +14,7 @@ on:
       - "src/lightning_app/*"
       - "tests/integrations_app/**"
       - "!tests/integrations_app/flagship/**"
-      - "examples/app_*/**"
+      - "examples/app/**"
       - "requirements/app/**"
       - "setup.py"
       - "!requirements/*/docs.txt"

docs/source-app/examples/dag/dag_from_scratch.rst

@@ -1,5 +1,5 @@
 # app.py
-# !curl https://raw.githubusercontent.com/Lightning-AI/lightning/master/examples/app_multi_node/pl_boring_script.py -o pl_boring_script.py
+# !curl https://raw.githubusercontent.com/Lightning-AI/lightning/master/examples/app/multi_node/pl_boring_script.py -o pl_boring_script.py
 import lightning as L
 from lightning.app.components.training import LightningTrainerScript