Added upcoming Python 3.7 deprecation announcement.

bazarr/app/announcements.py

@@ -15,6 +15,7 @@ from app.database import TableAnnouncements, database, insert, select
 from .get_args import args
 from sonarr.info import get_sonarr_info
 from radarr.info import get_radarr_info
+from app.check_update import deprecated_python_version
 
 
 # Announcements as receive by browser must be in the form of a list of dicts converted to JSON
@@ -104,6 +105,15 @@ def get_local_announcements():
             'timestamp': 1679606309,
         })
 
+    # deprecated Python versions
+    if deprecated_python_version:
+        announcements.append({
+            'text': 'Starting with Bazarr 1.4, support for Python 3.7 will get dropped. Upgrade your current version of'
+                    ' Python ASAP to get further updates.',
+            'dismissible': False,
+            'timestamp': 1691162383,
+        })
+
     for announcement in announcements:
         if 'enabled' not in announcement:
             announcement['enabled'] = True

bazarr/app/check_update.py

@@ -6,6 +6,7 @@ import logging
 import json
 import requests
 import semver
+import sys
 
 from shutil import rmtree
 from zipfile import ZipFile
@@ -14,6 +15,11 @@ from .get_args import args
 from .config import settings
 
 
+def deprecated_python_version():
+    # return True if Python version is deprecated
+    return sys.version_info.major == 2 or (sys.version_info.major == 3 and sys.version_info.minor < 8)
+
+
 def check_releases():
     releases = []
     url_releases = 'https://api.github.com/repos/morpheus65535/Bazarr/releases?per_page=100'
@@ -62,13 +68,26 @@ def check_if_new_update():
     with open(os.path.join(args.config_dir, 'config', 'releases.txt'), 'r') as f:
         data = json.load(f)
     if not args.no_update:
+        release = None
         if use_prerelease:
-            release = next((item for item in data), None)
+            if deprecated_python_version:
+                release = next((item['name'].lstrip('v') for item in data if
+                                semver.VersionInfo.parse('1.3.1') > semver.VersionInfo.parse(item['name'].lstrip('v'))))
+            else:
+                release = next((item for item in data), None)
         else:
-            release = next((item for item in data if not item["prerelease"]), None)
+            if deprecated_python_version:
+                next((item['name'].lstrip('v') for item in data if
+                      not item['prerelease'] and semver.VersionInfo.parse('1.3.1') > semver.VersionInfo.parse(
+                          item['name'].lstrip('v'))))
+            else:
+                release = next((item for item in data if not item["prerelease"]), None)
 
-        if release:
+        if release and 'name' in release:
             logging.debug('BAZARR last release available is {}'.format(release['name']))
+            if deprecated_python_version:
+                logging.warning('BAZARR is using a deprecated Python version, you must update Python to get latest '
+                                'version available.')
 
             current_version = None
             try: