Add Python End-of-Life detection

core/__init__.py

@@ -13,6 +13,7 @@ import time
 
 import libs.autoload
 import libs.util
+import eol
 
 if not libs.autoload.completed:
     sys.exit('Could not load vendored libraries.')
@@ -1085,6 +1086,28 @@ def configure_utility_locations():
                 logger.warning('Install ffmpeg with x264 support to enable this feature  ...')
 
 
+def check_python():
+    """Check End-of-Life status for Python version."""
+    # Raise if end of life
+    eol.check()
+
+    # Warn if within grace period
+    grace_period = 365  # days
+    eol.warn_for_status(grace_period=-grace_period)
+
+    # Log warning if within grace period
+    days_left = eol.lifetime()
+    logger.info(
+        'Python v{major}.{minor} will reach end of life in {x} days.'.format(
+            major=sys.version_info[0],
+            minor=sys.version_info[1],
+            x=days_left,
+        )
+    )
+    if days_left <= grace_period:
+        logger.warning('Please upgrade to a more recent Python version.')
+
+
 def initialize(section=None):
     global __INITIALIZED__
 
@@ -1101,6 +1124,9 @@ def initialize(section=None):
     configure_migration()
     configure_logging_part_2()
 
+    # check python version
+    check_python()
+
     # initialize the main SB database
     main_db.upgrade_database(main_db.DBConnection(), databases.InitialSchema)