diff --git a/src/calibre/__init__.py b/src/calibre/__init__.py
index 8caebc5be2..ff03260f2b 100644
--- a/src/calibre/__init__.py
+++ b/src/calibre/__init__.py
@@ -318,7 +318,7 @@ def extract(path, dir):
         raise Exception('Unknown archive type')
     extractor(path, dir)
 
-def get_proxies(self):
+def get_proxies():
         proxies = {}
         if iswindows:
             try:
diff --git a/src/calibre/ebooks/lrf/comic/convert_from.py b/src/calibre/ebooks/lrf/comic/convert_from.py
index 847b588aef..a8bc6cbb15 100755
--- a/src/calibre/ebooks/lrf/comic/convert_from.py
+++ b/src/calibre/ebooks/lrf/comic/convert_from.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env  python
+from __future__ import with_statement
 __license__   = 'GPL v3'
 __copyright__ = '2008, Kovid Goyal kovid@kovidgoyal.net'
 __docformat__ = 'restructuredtext en'
@@ -31,12 +31,13 @@ try:
             MagickQuantizeImage, RGBColorspace, \
             MagickWriteImage, DestroyPixelWand, \
             DestroyMagickWand, CloneMagickWand, \
-            MagickThumbnailImage, MagickCropImage, initialize, finalize
+            MagickThumbnailImage, MagickCropImage, ImageMagick
     _imagemagick_loaded = True
 except:
     _imagemagick_loaded = False
 
 PROFILES = {
+            # Name : (width, height) in pixels
             'prs500':(584, 754),            
             }
 
@@ -205,8 +206,7 @@ def process_pages(pages, opts, update):
     '''
     if not _imagemagick_loaded:
         raise RuntimeError('Failed to load ImageMagick')
-    initialize()
-    try:
+    with ImageMagick():
         tdir = PersistentTemporaryDirectory('_comic2lrf_pp')
         processed_pages = [PageProcessor(path, tdir, opts, i) for i, path in enumerate(pages)]
         tp = ThreadPool(detect_ncpus())
@@ -223,9 +223,7 @@ def process_pages(pages, opts, update):
             else:
                 ans += pp
         return ans, failures, tdir
-    finally:
-        finalize()
-
+    
 def config(defaults=None):
     desc = _('Options to control the conversion of comics (CBR, CBZ) files into ebooks')
     if defaults is None:
diff --git a/src/calibre/utils/PythonMagickWand.py b/src/calibre/utils/PythonMagickWand.py
index e3e421fe55..301557c369 100644
--- a/src/calibre/utils/PythonMagickWand.py
+++ b/src/calibre/utils/PythonMagickWand.py
@@ -104,6 +104,14 @@ def finalize():
         _magick.MagickWandTerminus()
         _initialized = False
         
+class ImageMagick(object):
+    
+    def __enter__(self):
+        initialize()
+        
+    def __exit__(self, *args):
+        finalize()
+        
         
 class MetricType(ctypes.c_int): pass
 UndefinedMetric = MetricType(0)
diff --git a/src/calibre/web/feeds/main.py b/src/calibre/web/feeds/main.py
index 7d2547360d..14299abecd 100644
--- a/src/calibre/web/feeds/main.py
+++ b/src/calibre/web/feeds/main.py
@@ -67,7 +67,7 @@ def run_recipe(opts, recipe_arg, parser, notification=None, handler=None):
     if notification is None:
         from calibre.utils.terminfo import TerminalController, ProgressBar
         term = TerminalController(sys.stdout)
-        pb = ProgressBar(term, _('Fetching feeds...'), no_progress_bar=opts.progress_bar)
+        pb = ProgressBar(term, _('Fetching feeds...'), no_progress_bar=not opts.progress_bar)
         notification = pb.update
     
     recipe, is_profile = None, False