yuguang · yuguang · Mar 9, 2026
diff --git a/files.py b/files.py
@@ -1,10 +1,11 @@
 import sys
 
-command = sys.argv[1]
-if command == 'syncmedia':
-    build_config = True
-else:
-    build_config = False
+try:
+    command = sys.argv[1] if len(sys.argv) > 1 else ''
+except (IndexError, AttributeError):
+    command = ''
+
+build_config = (command == 'syncmedia')
 
 if not build_config:
     FILES = {

diff --git a/manage.py b/manage.py
@@ -1,14 +1,22 @@
 #!/usr/bin/env python
-from django.core.management import execute_manager
-import imp
-try:
-    imp.find_module('settings') # Assumed to be in the same directory.
-except ImportError:
-    import sys
-    sys.stderr.write("Error: Can't find the file 'settings.py' in the directory containing %r. It appears you've customized things.\nYou'll have to run django-admin.py, passing it your settings module.\n" % __file__)
-    sys.exit(1)
-
-import settings
-
-if __name__ == "__main__":
-    execute_manager(settings)
+"""Django's command-line utility for administrative tasks."""
+import os
+import sys
+
+
+def main():
+    """Run administrative tasks."""
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'pythonfiddle.settings')
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
+    execute_from_command_line(sys.argv)
+
+
+if __name__ == '__main__':
+    main()
diff --git a/requirements.txt b/requirements.txt
@@ -1,5 +1,4 @@
-django == 1.4.16
-django-mediasync >= 2.2.0
-django-social-auth >= 0.6.4
-django-taggit >= 0.9.3
-django-chunks >= 0.1
+django >= 4.2, < 5.0
+social-auth-app-django >= 5.0
+django-taggit >= 5.0
+django-storages >= 1.14
diff --git a/settings.default.py b/settings.default.py
@@ -1,27 +1,27 @@
 # Django settings for pythonfiddle project.
 import os
+from pathlib import Path
+
 PROJECT_DIR = os.path.dirname(__file__)
+BASE_DIR = Path(__file__).resolve().parent
 
 DEBUG = True
-TEMPLATE_DEBUG = DEBUG
 
-ADMINS = (
+ADMINS = [
     # ('Your Name', 'your_email@example.com'),
-)
+]
 
 MANAGERS = ADMINS
 
 DATABASES = {
     'default': {
-        'ENGINE': 'django.db.backends.sqlite3', # Add 'postgresql_psycopg2', 'postgresql', 'mysql', 'sqlite3' or 'oracle'.
-        'NAME': 'fiddle',                      # Or path to database file if using sqlite3.
-        'USER': '',                      # Not used with sqlite3.
-        'PASSWORD': '',                  # Not used with sqlite3.
-        'HOST': '',                      # Set to empty string for localhost. Not used with sqlite3.
-        'PORT': '',                      # Set to empty string for default. Not used with sqlite3.
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': BASE_DIR / 'fiddle.sqlite3',
     }
 }
 
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
+
 # Local time zone for this installation. Choices can be found here:
 # http://en.wikipedia.org/wiki/List_of_tz_zones_by_name
 # although not all choices may be available on all operating systems.
@@ -63,38 +63,33 @@
 # Don't put anything in this directory yourself; store your static files
 # in apps' "static/" subdirectories and in STATICFILES_DIRS.
 # Example: "/home/media/media.lawrence.com/static/"
-STATIC_ROOT = os.path.join(os.path.dirname(PROJECT_DIR), "fiddlesalad\\static")
+STATIC_ROOT = os.path.join(os.path.dirname(PROJECT_DIR), "fiddlesalad", "static")
 
-PYTHON_LIB_DIR = os.path.join(PROJECT_DIR, "static\\lib")
+PYTHON_LIB_DIR = os.path.join(PROJECT_DIR, "static", "lib")
 
 # URL prefix for static files.
 # Example: "http://media.lawrence.com/static/"
 STATIC_URL = 'http://127.0.0.1:8000/static/'
 
-# URL prefix for admin static files -- CSS, JavaScript and images.
-# Make sure to use a trailing slash.
-# Examples: "http://foo.com/static/admin/", "/static/admin/".
-ADMIN_MEDIA_PREFIX = '/static/admin/'
-
 AWS_ACCESS_KEY_ID = 's3_key'
 
 AWS_SECRET_ACCESS_KEY = 's3_secret'
 
 AWS_STORAGE_BUCKET_NAME = 'bucket_name'
 
-build_config = False
-
-from files import *
-# Media files
-MEDIASYNC = {
-    'BACKEND': 'mediasync.backends.s3',
-    'AWS_KEY': AWS_ACCESS_KEY_ID,
-    'AWS_SECRET': AWS_SECRET_ACCESS_KEY,
-    'AWS_BUCKET': AWS_STORAGE_BUCKET_NAME,
-    'JOINED': MEDIASYNC_JOINED,
+# django-storages S3 configuration (replaces django-mediasync)
+STORAGES = {
+    'staticfiles': {
+        'BACKEND': 'storages.backends.s3boto3.S3Boto3Storage',
+    },
 }
+AWS_S3_ACCESS_KEY_ID = AWS_ACCESS_KEY_ID
+AWS_S3_SECRET_ACCESS_KEY = AWS_SECRET_ACCESS_KEY
+AWS_STORAGE_BUCKET_NAME = AWS_STORAGE_BUCKET_NAME
+
+build_config = False
 
-MEDIASYNC['SERVE_REMOTE'] = False
+from pythonfiddle.files import *
 
 # Additional locations of static files
 STATICFILES_DIRS = (
@@ -108,55 +103,54 @@
 STATICFILES_FINDERS = (
     'django.contrib.staticfiles.finders.FileSystemFinder',
     'django.contrib.staticfiles.finders.AppDirectoriesFinder',
-#    'django.contrib.staticfiles.finders.DefaultStorageFinder',
 )
 
 # Make this unique, and don't share it with anybody.
 SECRET_KEY = 'o#&0=io58r!=dhaf(gx@a5$n#2zy!b$k=yhu&^@uq^7=$v%&k('
 
-# List of callables that know how to import templates from various sources.
-TEMPLATE_LOADERS = (
-    'django.template.loaders.filesystem.Loader',
-    'django.template.loaders.app_directories.Loader',
-#     'django.template.loaders.eggs.Loader',
-)
-
-TEMPLATE_CONTEXT_PROCESSORS = (
-    'django.contrib.auth.context_processors.auth',
-    'django.core.context_processors.debug',
-    'django.core.context_processors.i18n',
-    'django.core.context_processors.media',
-    'django.core.context_processors.static',
-    'django.contrib.messages.context_processors.messages',
-    'django.core.context_processors.request',
-    'cloud_ide.context_processors.debug',
-    'cloud_ide.context_processors.media',
-    'pythonfiddle.context_processors.site',
-)
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [
+            os.path.join(os.path.dirname(PROJECT_DIR), 'templates'),
+            os.path.join(PROJECT_DIR, 'templates'),
+        ],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.debug',
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.template.context_processors.i18n',
+                'django.template.context_processors.media',
+                'django.template.context_processors.static',
+                'django.contrib.messages.context_processors.messages',
+                'cloud_ide.context_processors.debug',
+                'cloud_ide.context_processors.media',
+                'pythonfiddle.context_processors.site',
+            ],
+        },
+    },
+]
 
-MIDDLEWARE_CLASSES = (
+MIDDLEWARE = [
     'django.middleware.common.CommonMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
     'django.middleware.locale.LocaleMiddleware',
     'django.middleware.csrf.CsrfViewMiddleware',
     'django.contrib.auth.middleware.AuthenticationMiddleware',
     'django.contrib.messages.middleware.MessageMiddleware',
     'django.contrib.redirects.middleware.RedirectFallbackMiddleware',
-    'django.contrib.flatpages.middleware.FlatpageFallbackMiddleware'
-)
+    'django.contrib.flatpages.middleware.FlatpageFallbackMiddleware',
+]
 
 ROOT_URLCONF = 'pythonfiddle.urls'
 
-TEMPLATE_DIRS = (
-    os.path.join(os.path.dirname(PROJECT_DIR), "templates"),
-    os.path.join(PROJECT_DIR, "templates"),
-    )
-
 LOCALE_PATHS = (
     os.path.join(PROJECT_DIR, "locale"),
 )
 
-INSTALLED_APPS = (
+INSTALLED_APPS = [
     'django.contrib.auth',
     'django.contrib.contenttypes',
     'django.contrib.sessions',
@@ -167,44 +161,32 @@
     'django.contrib.messages',
     'django.contrib.staticfiles',
     'django.contrib.redirects',
-    'mediasync',
+    'storages',
     'taggit',
-    'social_auth',
-    'chunks',
+    'social_django',
     'cloud_ide.fiddle',
-    # Uncomment the next line to enable the admin:
-    # 'django.contrib.admin',
-    # Uncomment the next line to enable admin documentation:
-    # 'django.contrib.admindocs',
-)
+]
 
-AUTHENTICATION_BACKENDS = (
-    'social_auth.backends.twitter.TwitterBackend',
-    'social_auth.backends.facebook.FacebookBackend',
-    'social_auth.backends.google.GoogleOAuthBackend',
+AUTHENTICATION_BACKENDS = [
+    'social_core.backends.twitter.TwitterOAuth',
+    'social_core.backends.facebook.FacebookOAuth2',
+    'social_core.backends.google.GoogleOAuth2',
     'django.contrib.auth.backends.ModelBackend',
-)
+]
 
 LOGIN_URL          = '/login/'
 LOGIN_REDIRECT_URL = '/done/'
 
-TWITTER_CONSUMER_KEY              = '65tXXWpGJ0PfsZzN1xR7Q'
-TWITTER_CONSUMER_SECRET           = 'KZa2FPOjIByvdFqcHGTQNi01VouoTiqeAaZ8yelTh0'
-FACEBOOK_APP_ID                   = '244638052233650'
-FACEBOOK_API_SECRET               = '66c1d60fe6f777dc52c2c3eef5752fbf'
-LINKEDIN_CONSUMER_KEY             = ''
-LINKEDIN_CONSUMER_SECRET          = ''
-ORKUT_CONSUMER_KEY                = ''
-ORKUT_CONSUMER_SECRET             = ''
-GOOGLE_OAUTH2_CLIENT_KEY          = '823652973862.apps.googleusercontent.com'
-GOOGLE_OAUTH2_CLIENT_SECRET       = 'yQ4l2KebfymlugAnTgS6l2ID'
-SOCIAL_AUTH_CREATE_USERS          = True
-SOCIAL_AUTH_FORCE_RANDOM_USERNAME = False
-SOCIAL_AUTH_DEFAULT_USERNAME      = 'socialauth_user'
-SOCIAL_AUTH_COMPLETE_URL_NAME     = 'socialauth_complete'
-LOGIN_ERROR_URL                   = '/login/error/'
-#SOCIAL_AUTH_USER_MODEL            = 'app.CustomUser'
-SOCIAL_AUTH_ERROR_KEY             = 'socialauth_error'
+# python-social-auth settings (replaces django-social-auth)
+SOCIAL_AUTH_TWITTER_KEY               = '65tXXWpGJ0PfsZzN1xR7Q'
+SOCIAL_AUTH_TWITTER_SECRET            = 'KZa2FPOjIByvdFqcHGTQNi01VouoTiqeAaZ8yelTh0'
+SOCIAL_AUTH_FACEBOOK_KEY              = '244638052233650'
+SOCIAL_AUTH_FACEBOOK_SECRET           = '66c1d60fe6f777dc52c2c3eef5752fbf'
+SOCIAL_AUTH_GOOGLE_OAUTH2_KEY         = '823652973862.apps.googleusercontent.com'
+SOCIAL_AUTH_GOOGLE_OAUTH2_SECRET      = 'yQ4l2KebfymlugAnTgS6l2ID'
+SOCIAL_AUTH_CREATE_USERS              = True
+SOCIAL_AUTH_DEFAULT_USERNAME          = 'socialauth_user'
+LOGIN_ERROR_URL                       = '/login/error/'
 
 # A sample logging configuration. The only tangible logging
 # performed by this configuration is to send an email to

diff --git a/setup-virtualenv.sh b/setup-virtualenv.sh
@@ -1,7 +1,6 @@
 #!/usr/bin/env bash
 
-VERSION=1.9.1
-VIRTUALENV="virtualenv-${VERSION}.tar.gz"
+# Using python3 built-in venv module (no external virtualenv needed)
 
 read -r -d '' HELP <<EOF
 Usage: setup-virtualenv.sh [options]
@@ -61,14 +60,7 @@ if [ -z "$ONLYDEPS" ]; then
 
     echo "Installing virtualenv in $(pwd)"
 
-    curl -O https://pypi.python.org/packages/source/v/virtualenv/"$VIRTUALENV"
-    tar xavf "$VIRTUALENV"
-    pushd "${VIRTUALENV%%.tar.gz}" > /dev/null
-    python2 virtualenv.py --no-site-packages ../dev-python
-    popd > /dev/null
-
-    rm -r "${VIRTUALENV%%.tar.gz}"
-    rm "${VIRTUALENV}"
+    python3 -m venv dev-python
 
 fi
 

diff --git a/templates/templates.html b/templates/templates.html
@@ -46,7 +46,7 @@ <h3><a href="#">{% trans "Pages" %}</a></h3>
         {% for page in flatpages %}
             <p><a class="link" href="{{ page.url }}">{{ page.title }}</a></p>
         {% endfor %}
-        <p><a class="link" href="{% url fiddle_snippet_list %}">{% trans "All Fiddles" %}</a></p>
+        <p><a class="link" href="{% url 'fiddle_snippet_list' %}">{% trans "All Fiddles" %}</a></p>
         <p><a class="link" href="http://python.net/~goodger/projects/pycon/2007/idiomatic/handout.html">Python Idioms</a></p>
         <p><a class="link" href="http://docs.python.org/tutorial/">The Python Tutorial</a></p>
     </div>

diff --git a/urls.py b/urls.py
@@ -1,23 +1,24 @@
-from django.conf.urls.defaults import patterns, include, url
+from django.urls import re_path, include
+from django.views.static import serve
+
 from pythonfiddle.settings import DEBUG, PYTHON_LIB_DIR
 from cloud_ide.shared.urls import urlpatterns as shared_urls
+from cloud_ide.fiddle import views as fiddle_views
 
-urlpatterns = shared_urls + patterns('cloud_ide.fiddle.views',
-    url(r'^$', 'create', name='create_snippet'),
-    url(r'^save/$', 'save', name='save_snippet'),
-    url(r'^check_title/', 'check_title'),
-    url(r'^tag_hint/$', 'tag_hint'),
-    url(r'^(?P<snippet_slug>[-\w]+)/$', 'open', name='open_snippet'),
-    url(r'^(?P<snippet_slug>[-\w]+)/embedded/$', 'open', {'embedded': True}),
-)
+urlpatterns = shared_urls + [
+    re_path(r'^$', fiddle_views.create, name='create_snippet'),
+    re_path(r'^save/$', fiddle_views.save, name='save_snippet'),
+    re_path(r'^check_title/', fiddle_views.check_title),
+    re_path(r'^tag_hint/$', fiddle_views.tag_hint),
+    re_path(r'^(?P<snippet_slug>[-\w]+)/$', fiddle_views.open, name='open_snippet'),
+    re_path(r'^(?P<snippet_slug>[-\w]+)/embedded/$', fiddle_views.open, {'embedded': True}),
+]
 
-urlpatterns += patterns('',
-    url(r'^i18n/', include('django.conf.urls.i18n')),
-)
+urlpatterns += [
+    re_path(r'^i18n/', include('django.conf.urls.i18n')),
+]
 
 if DEBUG:
-    urlpatterns += patterns('', (
-        r'^lib/(?P<path>.*)$',
-        'django.views.static.serve',
-        {'document_root': PYTHON_LIB_DIR}
-    ))
+    urlpatterns += [
+        re_path(r'^lib/(?P<path>.*)$', serve, {'document_root': PYTHON_LIB_DIR}),
+    ]