import send_from_directory inside the function itself

couchpotato/core/plugins/base.py

@@ -3,7 +3,6 @@ from couchpotato.core.event import fireEvent, addEvent
 from couchpotato.core.helpers.variable import getExt
 from couchpotato.core.logger import CPLog
 from couchpotato.environment import Env
-from flask.helpers import send_from_directory
 from flask.templating import render_template_string
 from multipartpost import MultipartPostHandler
 from urlparse import urlparse
@@ -67,6 +66,8 @@ class Plugin(object):
 
     def showStatic(self, filename):
         d = os.path.join(self.plugin_path, 'static')
+
+        from flask.helpers import send_from_directory
         return send_from_directory(d, filename)
 
     def createFile(self, path, content, binary = False):

couchpotato/core/plugins/file/main.py

@@ -7,8 +7,6 @@ from couchpotato.core.logger import CPLog
 from couchpotato.core.plugins.base import Plugin
 from couchpotato.core.settings.model import FileType, File
 from couchpotato.environment import Env
-from flask.helpers import send_from_directory
-from sqlalchemy.sql.expression import or_
 import os.path
 
 log = CPLog(__name__)
@@ -21,13 +19,14 @@ class FileManager(Plugin):
         addEvent('file.download', self.download)
         addEvent('file.types', self.getTypes)
 
-        addApiView('file.cache/<path:filename>', self.showImage)
+        addApiView('file.cache/<path:filename>', self.showCacheFile, static = True)
 
-    def showImage(self, filename = ''):
+    def showCacheFile(self, filename = ''):
 
         cache_dir = Env.get('cache_dir')
         filename = os.path.basename(filename)
 
+        from flask.helpers import send_from_directory
         return send_from_directory(cache_dir, filename)
 
     def download(self, url = '', dest = None, overwrite = False):