diff --git a/core/__init__.py b/core/__init__.py
index 6487e716..68d4a95c 100644
--- a/core/__init__.py
+++ b/core/__init__.py
@@ -745,7 +745,6 @@ def initialize(section=None):
         if codec in codec_alias:
             extra = [item for item in codec_alias[codec] if item not in ACODEC3_ALLOW]
             ACODEC3_ALLOW.extend(extra)
-    codec_alias = {}  # clear memory
 
     PASSWORDSFILE = CFG['passwords']['PassWordFile']
 
diff --git a/core/auto_process/movies.py b/core/auto_process/movies.py
index 7c7b8f02..0c2f5880 100644
--- a/core/auto_process/movies.py
+++ b/core/auto_process/movies.py
@@ -221,7 +221,6 @@ def process(section, dir_name, input_name=None, status=0, client_agent='manual',
                 res = json.loads(r.content)
                 scan_id = int(res['id'])
                 logger.debug('Scan started with id: {0}'.format(scan_id), section)
-                started = True
             except Exception as e:
                 logger.warning('No scan id was returned due to: {0}'.format(e), section)
                 scan_id = None
diff --git a/core/auto_process/music.py b/core/auto_process/music.py
index 9c5f7048..58e63714 100644
--- a/core/auto_process/music.py
+++ b/core/auto_process/music.py
@@ -117,18 +117,12 @@ def process(section, dir_name, input_name=None, status=0, client_agent='manual',
                 status_code=1,
             )
 
-        success = False
-        queued = False
-        started = False
         try:
             res = json.loads(r.content)
             scan_id = int(res['id'])
             logger.debug('Scan started with id: {0}'.format(scan_id), section)
-            started = True
         except Exception as e:
             logger.warning('No scan id was returned due to: {0}'.format(e), section)
-            scan_id = None
-            started = False
             return ProcessResult(
                 message='{0}: Failed to post-process - Unable to start scan'.format(section),
                 status_code=1,
diff --git a/core/forks.py b/core/forks.py
index 65610ad0..ede32f9c 100644
--- a/core/forks.py
+++ b/core/forks.py
@@ -87,7 +87,6 @@ def auto_fork(section, input_category):
             r = []
         if r and r.ok:
             if apikey:
-                optional_parameters = []
                 try:
                     json_data = r.json()
                 except ValueError:
diff --git a/core/scene_exceptions.py b/core/scene_exceptions.py
index 5d830012..f2c53c45 100644
--- a/core/scene_exceptions.py
+++ b/core/scene_exceptions.py
@@ -148,7 +148,6 @@ def rename_script(dirname):
 
 
 def par2(dirname):
-    newlist = []
     sofar = 0
     parfile = ''
     objects = []