Update Python and Django samples

Signed-off-by: Sergii Leshchenko <[email protected]>

devfiles/python-django/devfile.yaml

@@ -0,0 +1,60 @@
+---
+apiVersion: 1.0.0
+metadata:
+  name: python-django
+projects:
+  -
+    name: django-realworld-example-app
+    source:
+      type: git
+      location: "https://github.com/gothinkster/django-realworld-example-app"
+components:
+  -
+    type: chePlugin
+    id: ms-python/python/latest
+    memoryLimit: 512Mi
+  -
+    type: dockerimage
+    alias: python
+    image: centos/python-36-centos7:1
+    command: ['sleep']
+    args: ['infinity']
+    env:
+      - name: HOME
+        value: /home/user
+      - name: PS1
+        value: $(echo ${0})\\$
+    memoryLimit: 512Mi
+    endpoints:
+      - name: 'django'
+        port: 7000
+    mountSources: true
+commands:
+  -
+    name: install requirements
+    actions:
+      -
+        type: exec
+        component: python
+        command: cd ${CHE_PROJECTS_ROOT}/django-realworld-example-app && pip install -r requirements.txt
+  -
+    name: migrate
+    actions:
+      -
+        type: exec
+        component: python
+        command: cd ${CHE_PROJECTS_ROOT}/django-realworld-example-app && python manage.py migrate
+  -
+    name: patch resources
+    actions:
+      -
+        type: exec
+        component: python
+        command: cd ${CHE_PROJECTS_ROOT}/django-realworld-example-app && sed -i "s/ALLOWED_HOSTS = \[\]/ALLOWED_HOSTS = \['*'\]/g" conduit/settings.py
+  -
+    name: run server
+    actions:
+      -
+        type: exec
+        component: python
+        command: cd ${CHE_PROJECTS_ROOT}/django-realworld-example-app && python manage.py runserver 0.0.0.0:7000

devfiles/python-django/meta.yaml

@@ -0,0 +1,6 @@
+---
+displayName: Python with Theia IDE
+description: Default stack with Python 3.7 and Theia IDE adapted to work with Django
+tags: ["Theia", "Debian", "Python", "pip"]
+icon: https://www.eclipse.org/che/images/logo-eclipseche.svg
+globalMemoryLimit: 1686Mi

devfiles/python/devfile.yaml

@@ -2,6 +2,12 @@
 apiVersion: 1.0.0
 metadata:
   name: python
+projects:
+  -
+    name: python-hello-world
+    source:
+      type: git
+      location: "https://github.com/che-samples/python-hello-world.git"
 components:
   -
     type: chePlugin
@@ -19,7 +25,12 @@ components:
       - name: PS1
         value: $(echo ${0})\\$
     memoryLimit: 512Mi
-    endpoints:
-      - name: 'django'
-        port: 7000
     mountSources: true
+commands:
+  -
+    name: run
+    actions:
+      -
+        type: exec
+        command: "cd ${CHE_PROJECTS_ROOT}/python-hello-world && python hello-world.py"
+        component: python