IGN:Set default cssutils log level to WARN and remove various unused imports from ebooks.oeb

src/calibre/__init__.py

@@ -27,7 +27,8 @@ mimetypes.add_type('application/adobe-page-template+xml', '.xpgt')
 mimetypes.add_type('application/x-font-opentype',         '.otf')
 mimetypes.add_type('application/x-font-truetype',         '.ttf')
 mimetypes.add_type('application/oebps-package+xml',       '.opf')
-
+import cssutils
+cssutils.log.setLevel(logging.WARN)
 
 def to_unicode(raw, encoding='utf-8', errors='strict'):
     if isinstance(raw, unicode):

src/calibre/ebooks/oeb/stylizer.py

@@ -8,15 +8,10 @@ from __future__ import with_statement
 __license__   = 'GPL v3'
 __copyright__ = '2008, Marshall T. Vandegrift <llasram@gmail.com>'
 
-import sys
 import os
-import locale
-import codecs
 import itertools
-import types
 import re
 import copy
-from itertools import izip
 from weakref import WeakKeyDictionary
 from xml.dom import SyntaxErr as CSSSyntaxError
 import cssutils
@@ -25,7 +20,7 @@ from cssutils.css import CSSStyleRule, CSSPageRule, CSSStyleDeclaration, \
 from lxml import etree
 from lxml.cssselect import css_to_xpath, ExpressionError
 from calibre.ebooks.oeb.base import XHTML, XHTML_NS, CSS_MIME, OEB_STYLES
-from calibre.ebooks.oeb.base import XPNSMAP, xpath, barename, urlnormalize
+from calibre.ebooks.oeb.base import XPNSMAP, xpath, urlnormalize
 from calibre.ebooks.oeb.profile import PROFILES
 from calibre.resources import html_css
 
@@ -163,7 +158,7 @@ class Stylizer(object):
         for _, _, cssdict, text, _ in rules:
             try:
                 selector = CSSSelector(text)
-            except ExpressionError, e:
+            except ExpressionError:
                 continue
             for elem in selector(tree):
                 self.style(elem)._update_cssdict(cssdict)

src/calibre/ebooks/oeb/transforms/trimmanifest.py

@@ -6,13 +6,9 @@ from __future__ import with_statement
 __license__   = 'GPL v3'
 __copyright__ = '2008, Marshall T. Vandegrift <llasram@gmail.com>'
 
-import sys
-import os
 from itertools import chain
 from urlparse import urldefrag
-from lxml import etree
-import cssutils
-from calibre.ebooks.oeb.base import XPNSMAP, CSS_MIME, OEB_DOCS
+from calibre.ebooks.oeb.base import CSS_MIME, OEB_DOCS
 from calibre.ebooks.oeb.base import LINK_SELECTORS, CSSURL_RE
 from calibre.ebooks.oeb.base import urlnormalize