diff --git a/ebook_converter/ebooks/lrf/__init__.py b/ebook_converter/ebooks/lrf/__init__.py
index c4b53e6..9e74680 100644
--- a/ebook_converter/ebooks/lrf/__init__.py
+++ b/ebook_converter/ebooks/lrf/__init__.py
@@ -10,11 +10,6 @@ from ebook_converter.ebooks.lrf.fonts import FONT_FILE_MAP
 from ebook_converter.ebooks import ConversionError
 
 
-__license__ = 'GPL v3'
-__copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
-__docformat__ = "epytext"
-
-
 class LRFParseError(Exception):
     pass
 
@@ -46,17 +41,17 @@ def find_custom_fonts(options, logger):
         f = family(options.serif_family)
         fonts['serif'] = font_scanner.legacy_fonts_for_family(f)
         if not fonts['serif']:
-            logger.warn('Unable to find serif family %s'%f)
+            logger.warning('Unable to find serif family %s', f)
     if options.sans_family:
         f = family(options.sans_family)
         fonts['sans'] = font_scanner.legacy_fonts_for_family(f)
         if not fonts['sans']:
-            logger.warn('Unable to find sans family %s'%f)
+            logger.warning('Unable to find sans family %s', f)
     if options.mono_family:
         f = family(options.mono_family)
         fonts['mono'] = font_scanner.legacy_fonts_for_family(f)
         if not fonts['mono']:
-            logger.warn('Unable to find mono family %s'%f)
+            logger.warning('Unable to find mono family %s', f)
     return fonts
 
 
diff --git a/ebook_converter/ebooks/mobi/mobiml.py b/ebook_converter/ebooks/mobi/mobiml.py
index d833d88..ad740cf 100644
--- a/ebook_converter/ebooks/mobi/mobiml.py
+++ b/ebook_converter/ebooks/mobi/mobiml.py
@@ -15,9 +15,6 @@ from ebook_converter.ebooks.mobi.utils import convert_color_for_font_tag
 from ebook_converter.utils.imghdr import identify
 
 
-__license__ = 'GPL v3'
-__copyright__ = '2008, Marshall T. Vandegrift <llasram@gmail.cam>'
-
 MBP_NS = 'http://mobipocket.com/ns/mbp'
 
 
@@ -455,13 +452,12 @@ class MobiMLizer(object):
                 try:
                     item = self.oeb.manifest.hrefs[base.urlnormalize(href)]
                 except:
-                    self.oeb.logger.warn('Failed to find image:',
-                            href)
+                    self.oeb.logger.warning('Failed to find image:', href)
                 else:
                     try:
                         width, height = identify(item.data)[1:]
                     except Exception:
-                        self.oeb.logger.warn('Invalid image:', href)
+                        self.oeb.logger.warning('Invalid image:', href)
                     else:
                         if 'width' not in istate.attrib and 'height' not in \
                                     istate.attrib:
diff --git a/ebook_converter/ebooks/mobi/reader/headers.py b/ebook_converter/ebooks/mobi/reader/headers.py
index d6524d2..a3cde81 100644
--- a/ebook_converter/ebooks/mobi/reader/headers.py
+++ b/ebook_converter/ebooks/mobi/reader/headers.py
@@ -215,8 +215,8 @@ class BookHeader(object):
                     }[self.codepage]
             except (IndexError, KeyError):
                 self.codec = 'cp1252' if not user_encoding else user_encoding
-                log.warn('Unknown codepage %d. Assuming %s' % (self.codepage,
-                    self.codec))
+                log.warning('Unknown codepage %d. Assuming %s', self.codepage,
+                            self.codec)
             # Some KF8 files have header length == 264 (generated by kindlegen
             # 2.9?). See https://bugs.launchpad.net/bugs/1179144
             max_header_length = 500  # We choose 500 for future versions of kindlegen
diff --git a/ebook_converter/ebooks/mobi/reader/markup.py b/ebook_converter/ebooks/mobi/reader/markup.py
index 81760b0..5ea9368 100644
--- a/ebook_converter/ebooks/mobi/reader/markup.py
+++ b/ebook_converter/ebooks/mobi/reader/markup.py
@@ -36,7 +36,8 @@ def update_internal_links(mobi8_reader, log):
                         filename, idtag = mr.get_id_tag_by_pos_fid(
                             int(posfid, 32), int(offset, 32))
                     except ValueError:
-                        log.warn('Invalid link, points to nowhere, ignoring')
+                        log.warning('Invalid link, points to nowhere, '
+                                    'ignoring')
                         replacement = b'#'
                     else:
                         suffix = (b'#' + idtag) if idtag else b''
@@ -49,7 +50,8 @@ def update_internal_links(mobi8_reader, log):
         try:
             parts.append(raw.decode(mr.header.codec))
         except UnicodeDecodeError:
-            log.warn('Failed to decode text in KF8 part, replacing bad bytes')
+            log.warning('Failed to decode text in KF8 part, replacing bad '
+                        'bytes')
             parts.append(raw.decode(mr.header.codec, 'replace'))
 
     # All parts are now unicode and have no internal links
@@ -130,7 +132,8 @@ def update_flow_links(mobi8_reader, resource_map, log):
             try:
                 flow = flow.decode(mr.header.codec)
             except UnicodeDecodeError:
-                log.error('Flow part has invalid %s encoded bytes'%mr.header.codec)
+                log.error('Flow part has invalid %s encoded bytes',
+                          mr.header.codec)
                 flow = flow.decode(mr.header.codec, 'replace')
 
         # links to raster image files from image tags
@@ -146,8 +149,8 @@ def update_flow_links(mobi8_reader, resource_map, log):
                         replacement = '"%s"'%('../'+ href)
                         tag = img_index_pattern.sub(replacement, tag, 1)
                     else:
-                        log.warn('Referenced image %s was not recognized '
-                                'as a valid image in %s' % (num, tag))
+                        log.warning('Referenced image %s was not recognized '
+                                    'as a valid image in %s', num, tag)
                 srcpieces[j] = tag
         flow = "".join(srcpieces)
 
@@ -164,16 +167,16 @@ def update_flow_links(mobi8_reader, resource_map, log):
                     replacement = '"%s"'%('../'+ href)
                     tag = url_img_index_pattern.sub(replacement, tag, 1)
                 else:
-                    log.warn('Referenced image %s was not recognized as a '
-                    'valid image in %s' % (num, tag))
+                    log.warning('Referenced image %s was not recognized as a '
+                                'valid image in %s', num, tag)
 
             # process links to fonts
             for m in font_index_pattern.finditer(tag):
                 num = int(m.group(1), 32)
                 href = resource_map[num-1]
                 if href is None:
-                    log.warn('Referenced font %s was not recognized as a '
-                    'valid font in %s' % (num, tag))
+                    log.warning('Referenced font %s was not recognized as a '
+                                'valid font in %s', num, tag)
                 else:
                     replacement = '"%s"'%('../'+ href)
                     if href.endswith('.failed'):
@@ -200,7 +203,8 @@ def update_flow_links(mobi8_reader, resource_map, log):
                         num = int(m.group(1), 32)
                         fi = mr.flowinfo[num]
                     except IndexError:
-                        log.warn('Ignoring invalid flow reference in tag', tag)
+                        log.warning('Ignoring invalid flow reference in '
+                                    'tag %s', tag)
                         tag = ''
                     else:
                         if fi.format == 'inline':
@@ -237,7 +241,8 @@ def insert_flows_into_markup(parts, flows, mobi8_reader, log):
                     try:
                         fi = mr.flowinfo[num]
                     except IndexError:
-                        log.warn('Ignoring invalid flow reference: %s'%m.group())
+                        log.warning('Ignoring invalid flow reference: %s',
+                                    m.group())
                         tag = ''
                     else:
                         if fi.format == 'inline':
@@ -273,8 +278,8 @@ def insert_images_into_markup(parts, resource_map, log):
                         replacement = '"%s"'%('../' + href)
                         tag = img_index_pattern.sub(replacement, tag, 1)
                     else:
-                        log.warn('Referenced image %s was not recognized as '
-                                'a valid image in %s' % (num, tag))
+                        log.warning('Referenced image %s was not recognized '
+                                    'as a valid image in %s', num, tag)
                 srcpieces[j] = tag
         part = "".join(srcpieces)
         # store away modified version
@@ -296,8 +301,8 @@ def insert_images_into_markup(parts, resource_map, log):
                         replacement = '%s%s%s'%(osep, '../' + href, csep)
                         tag = img_index_pattern.sub(replacement, tag, 1)
                     else:
-                        log.warn('Referenced image %s was not recognized as '
-                                'a valid image in %s' % (num, tag))
+                        log.warning('Referenced image %s was not recognized '
+                                    'as a valid image in %s', num, tag)
                 srcpieces[j] = tag
         part = "".join(srcpieces)
         # store away modified version
diff --git a/ebook_converter/ebooks/mobi/reader/mobi6.py b/ebook_converter/ebooks/mobi/reader/mobi6.py
index ffdd39f..0368634 100644
--- a/ebook_converter/ebooks/mobi/reader/mobi6.py
+++ b/ebook_converter/ebooks/mobi/reader/mobi6.py
@@ -231,7 +231,7 @@ class MobiReader(object):
                              keep_doctype=False, sanitize_names=True)
 
         if root.tag != 'html':
-            self.log.warn('File does not have opening <html> tag')
+            self.log.warning('File does not have opening <html> tag')
             nroot = html.fromstring('<html><head></head><body></body></html>')
             bod = nroot.find('body')
             for child in list(root):
@@ -242,7 +242,7 @@ class MobiReader(object):
         htmls = list(root.xpath('//html'))
 
         if len(htmls) > 1:
-            self.log.warn('Markup contains multiple <html> tags, merging.')
+            self.log.warning('Markup contains multiple <html> tags, merging.')
             # Merge all <head> and <body> sections
             for h in htmls:
                 p = h.getparent()
@@ -833,9 +833,9 @@ class MobiReader(object):
     def warn_about_trailing_entry_corruption(self):
         if not self.warned_about_trailing_entry_corruption:
             self.warned_about_trailing_entry_corruption = True
-            self.log.warn('The trailing data entries in this MOBI file are '
-                          'corrupted, you might see corrupted text in the '
-                          'output')
+            self.log.warning('The trailing data entries in this MOBI file are '
+                             'corrupted, you might see corrupted text in the '
+                             'output')
 
     def text_section(self, index):
         data = self.sections[index][0]
diff --git a/ebook_converter/ebooks/mobi/reader/mobi8.py b/ebook_converter/ebooks/mobi/reader/mobi8.py
index 53f96ef..faeb168 100644
--- a/ebook_converter/ebooks/mobi/reader/mobi8.py
+++ b/ebook_converter/ebooks/mobi/reader/mobi8.py
@@ -205,9 +205,9 @@ class Mobi8Reader(object):
                     # This can happen for some badly formed KF8 files, see for
                     # example, https://bugs.launchpad.net/bugs/1082669
                     if not inspos_warned:
-                        self.log.warn('The div table for %s has incorrect '
-                                      'insert positions. Calculating '
-                                      'manually.' % skelname)
+                        self.log.warning('The div table for %s has incorrect '
+                                         'insert positions. Calculating '
+                                         'manually.', skelname)
                         inspos_warned = True
                     bp, ep = locate_beg_end_of_tag(skeleton, aidtext if
                                                    isinstance(aidtext, bytes)
@@ -396,8 +396,8 @@ class Mobi8Reader(object):
                 try:
                     href, idtag = self.get_id_tag_by_pos_fid(*pos_fid)
                 except ValueError:
-                    self.log.warn('Invalid entry in NCX (title: %s), '
-                                  'ignoring' % entry['text'])
+                    self.log.warning('Invalid entry in NCX (title: %s), '
+                                     'ignoring', entry['text'])
                     remove.append(entry)
                     continue
 
@@ -436,10 +436,10 @@ class Mobi8Reader(object):
                     font = read_font_record(data)
                     href = "fonts/%05d.%s" % (fname_idx, font['ext'])
                     if font['err']:
-                        self.log.warn('Reading font record %d failed: %s' %
-                                      (fname_idx, font['err']))
+                        self.log.warning('Reading font record %d failed: %s',
+                                         fname_idx, font['err'])
                         if font['headers']:
-                            self.log.debug('Font record headers: %s' %
+                            self.log.debug('Font record headers: %s',
                                            font['headers'])
                     with open(href.replace('/', os.sep), 'wb') as f:
                         f.write(font['font_data'] if font['font_data'] else
@@ -484,7 +484,7 @@ class Mobi8Reader(object):
             mi.cover = resource_map[self.cover_offset]
 
         if len(list(toc)) < 2:
-            self.log.warn('KF8 has no metadata Table of Contents')
+            self.log.warning('KF8 has no metadata Table of Contents')
 
             for ref in guide:
                 if ref.type == 'toc':
diff --git a/ebook_converter/ebooks/mobi/utils.py b/ebook_converter/ebooks/mobi/utils.py
index bdb96cc..fb05903 100644
--- a/ebook_converter/ebooks/mobi/utils.py
+++ b/ebook_converter/ebooks/mobi/utils.py
@@ -351,7 +351,7 @@ def align_block(raw, multiple=4, pad=b'\0'):
     return raw + pad*(multiple - extra)
 
 
-def detect_periodical(toc, log=None):
+def detect_periodical(toc, log):
     '''
     Detect if the TOC object toc contains a periodical that conforms to the
     structure required by kindlegen to generate a periodical.
@@ -360,25 +360,19 @@ def detect_periodical(toc, log=None):
         return False
     for node in toc.iterdescendants():
         if node.depth() == 1 and node.klass != 'article':
-            if log is not None:
-                log.debug(
-                'Not a periodical: Deepest node does not have '
-                'class="article"')
+            log.debug('Not a periodical: Deepest node does not have '
+                      'class="article"')
             return False
         if node.depth() == 2 and node.klass != 'section':
-            if log is not None:
-                log.debug(
-                'Not a periodical: Second deepest node does not have'
-                ' class="section"')
+            log.debug('Not a periodical: Second deepest node does not have '
+                      'class="section"')
             return False
         if node.depth() == 3 and node.klass != 'periodical':
-            if log is not None:
-                log.debug('Not a periodical: Third deepest node'
-                    ' does not have class="periodical"')
+            log.debug('Not a periodical: Third deepest node does not have '
+                      'class="periodical"')
             return False
         if node.depth() > 3:
-            if log is not None:
-                log.debug('Not a periodical: Has nodes of depth > 3')
+            log.debug('Not a periodical: Has nodes of depth > 3')
             return False
     return True
 
diff --git a/ebook_converter/ebooks/mobi/writer2/indexer.py b/ebook_converter/ebooks/mobi/writer2/indexer.py
index 4713ab8..a47c045 100644
--- a/ebook_converter/ebooks/mobi/writer2/indexer.py
+++ b/ebook_converter/ebooks/mobi/writer2/indexer.py
@@ -444,8 +444,8 @@ class Indexer(object):  # {{{
         if self.is_periodical and self.masthead_offset is None:
             raise ValueError('Periodicals must have a masthead')
 
-        self.log('Generating MOBI index for a %s'%('periodical' if
-            self.is_periodical else 'book'))
+        self.log('Generating MOBI index for a %s', 'periodical' if
+                 self.is_periodical else 'book')
         self.is_flat_periodical = False
         if self.is_periodical:
             periodical_node = next(iter(oeb.toc))
@@ -634,8 +634,8 @@ class Indexer(object):  # {{{
                 offset = id_offsets[node.href]
                 label = self.cncx[node.title]
             except:
-                self.log.warn('TOC item %s [%s] not found in document'%(
-                    node.title, node.href))
+                self.log.warn('TOC item %s [%s] not found in document',
+                              node.title, node.href)
                 continue
 
             if offset in seen:
diff --git a/ebook_converter/ebooks/mobi/writer2/main.py b/ebook_converter/ebooks/mobi/writer2/main.py
index dee43e3..d99cc3c 100644
--- a/ebook_converter/ebooks/mobi/writer2/main.py
+++ b/ebook_converter/ebooks/mobi/writer2/main.py
@@ -12,10 +12,6 @@ from ebook_converter.ebooks.mobi.utils import (encint, encode_trailing_data,
 from ebook_converter.ebooks.mobi.writer2.indexer import Indexer
 
 
-__license__ = 'GPL v3'
-__copyright__ = '2011, Kovid Goyal <kovid@kovidgoyal.net>'
-__docformat__ = 'restructuredtext en'
-
 # Disabled as I dont care about uncrossable breaks
 WRITE_UNCROSSABLE_BREAKS = False
 NULL_INDEX = 0xffffffff
@@ -89,7 +85,7 @@ class MobiWriter(object):
     def generate_index(self):
         self.primary_index_record_idx = None
         if self.oeb.toc.count() < 1:
-            self.log.warn('No TOC, MOBI index not generated')
+            self.log.warning('No TOC, MOBI index not generated')
             return
         try:
             self.indexer = Indexer(self.serializer, self.last_text_record_idx,
diff --git a/ebook_converter/ebooks/mobi/writer2/resources.py b/ebook_converter/ebooks/mobi/writer2/resources.py
index 7204ba4..3d3269a 100644
--- a/ebook_converter/ebooks/mobi/writer2/resources.py
+++ b/ebook_converter/ebooks/mobi/writer2/resources.py
@@ -97,7 +97,7 @@ class Resources(object):
             try:
                 data = self.process_image(item.data)
             except:
-                self.log.warn('Bad image file %r' % item.href)
+                self.log.warning('Bad image file %r', item.href)
                 continue
             else:
                 if mh_href and item.href == mh_href:
@@ -117,7 +117,7 @@ class Resources(object):
                         data = rescale_image(item.data, dimen=MAX_THUMB_DIMEN,
                             maxsizeb=MAX_THUMB_SIZE)
                     except:
-                        self.log.warn('Failed to generate thumbnail')
+                        self.log.warning('Failed to generate thumbnail')
                     else:
                         self.image_indices.add(len(self.records))
                         self.records.append(data)
@@ -145,7 +145,7 @@ class Resources(object):
             try:
                 data = self.process_image(item.data)
             except:
-                self.log.warn('Bad image file %r' % item.href)
+                self.log.warning('Bad image file %r', item.href)
             else:
                 self.records.append(data)
                 self.item_map[item.href] = len(self.records)
diff --git a/ebook_converter/ebooks/mobi/writer2/serializer.py b/ebook_converter/ebooks/mobi/writer2/serializer.py
index 6d0ae8d..d3961c1 100644
--- a/ebook_converter/ebooks/mobi/writer2/serializer.py
+++ b/ebook_converter/ebooks/mobi/writer2/serializer.py
@@ -380,7 +380,7 @@ class Serializer(object):
             is_start = (href and href == start_href)
             # Iterate over all filepos items
             if href not in id_offsets:
-                self.logger.warn('Hyperlink target %r not found' % href)
+                self.logger.warning('Hyperlink target %r not found', href)
                 # Link to the top of the document, better than just ignoring
                 href, _ = urllib.parse.urldefrag(href)
             if href in self.id_offsets:
diff --git a/ebook_converter/ebooks/mobi/writer8/cleanup.py b/ebook_converter/ebooks/mobi/writer8/cleanup.py
index e7ad181..d3908bf 100644
--- a/ebook_converter/ebooks/mobi/writer8/cleanup.py
+++ b/ebook_converter/ebooks/mobi/writer8/cleanup.py
@@ -1,11 +1,6 @@
 from ebook_converter.ebooks.oeb.base import XPath
 
 
-__license__ = 'GPL v3'
-__copyright__ = '2012, Kovid Goyal <kovid@kovidgoyal.net>'
-__docformat__ = 'restructuredtext en'
-
-
 class CSSCleanup(object):
 
     def __init__(self, log, opts):
@@ -34,7 +29,7 @@ def remove_duplicate_anchors(oeb):
                 anchor = tag.get(attr)
                 if anchor is not None:
                     if anchor in seen:
-                        oeb.log.debug('Removing duplicate anchor:', anchor)
+                        oeb.log.debug('Removing duplicate anchor: %s', anchor)
                         tag.attrib.pop(attr)
                     else:
                         seen.add(anchor)
diff --git a/ebook_converter/ebooks/oeb/transforms/htmltoc.py b/ebook_converter/ebooks/oeb/transforms/htmltoc.py
index 1f65c56..d5682c1 100644
--- a/ebook_converter/ebooks/oeb/transforms/htmltoc.py
+++ b/ebook_converter/ebooks/oeb/transforms/htmltoc.py
@@ -62,7 +62,7 @@ class HTMLTOCAdder(object):
         title = self.title or oeb.translate(DEFAULT_TITLE)
         style = self.style
         if style not in STYLE_CSS:
-            oeb.logger.error('Unknown TOC style %r' % style)
+            oeb.logger.error('Unknown TOC style %r', style)
             style = 'nested'
         id, css_href = oeb.manifest.generate('tocstyle', 'tocstyle.css')
         oeb.manifest.add(id, css_href, base.CSS_MIME, data=STYLE_CSS[style])
diff --git a/ebook_converter/ebooks/oeb/transforms/rasterize.py b/ebook_converter/ebooks/oeb/transforms/rasterize.py
index df90c2d..02203d5 100644
--- a/ebook_converter/ebooks/oeb/transforms/rasterize.py
+++ b/ebook_converter/ebooks/oeb/transforms/rasterize.py
@@ -65,17 +65,19 @@ class SVGRasterizer(object):
                 box = [float(x) for x in filter(None, re.split('[, ]', view_box))]
                 sizes = [box[2]-box[0], box[3] - box[1]]
             except (TypeError, ValueError, IndexError):
-                logger.warn('SVG image has invalid viewBox="%s", ignoring the viewBox' % view_box)
+                logger.warning('SVG image has invalid viewBox="%s", ignoring '
+                               'the viewBox', view_box)
             else:
                 for image in elem.xpath('descendant::*[local-name()="image" and '
                         '@height and contains(@height, "%")]'):
-                    logger.info('Found SVG image height in %, trying to convert...')
+                    logger.info('Found SVG image height in %, trying to '
+                                'convert...')
                     try:
                         h = float(image.get('height').replace('%', ''))/100.
                         image.set('height', str(h*sizes[1]))
                     except:
-                        logger.exception('Failed to convert percentage height:',
-                                image.get('height'))
+                        logger.exception('Failed to convert percentage '
+                                         'height: %s', image.get('height'))
 
         data = QByteArray(xml2str(elem, with_tail=False))
         svg = QSvgRenderer(data)
@@ -85,8 +87,8 @@ class SVGRasterizer(object):
             size.setHeight(sizes[1])
         if width or height:
             size.scale(width, height, Qt.KeepAspectRatio)
-        logger.info('Rasterizing %r to %dx%d'
-                    % (elem, size.width(), size.height()))
+        logger.info('Rasterizing %r to %dx%d', elem, size.width(),
+                    size.height())
         image = QImage(size, QImage.Format_ARGB32_Premultiplied)
         image.fill(QColor("white").rgb())
         painter = QPainter(image)
@@ -186,8 +188,8 @@ class SVGRasterizer(object):
             href = self.images[key]
         else:
             logger = self.oeb.logger
-            logger.info('Rasterizing %r to %dx%d'
-                        % (svgitem.href, size.width(), size.height()))
+            logger.info('Rasterizing %r to %dx%d', svgitem.href, size.width(),
+                        size.height())
             image = QImage(size, QImage.Format_ARGB32_Premultiplied)
             image.fill(QColor("white").rgb())
             painter = QPainter(image)
@@ -219,7 +221,7 @@ class SVGRasterizer(object):
         if not covers:
             return
         if str(covers[0]) not in self.oeb.manifest.ids:
-            self.oeb.logger.warn('Cover not in manifest, skipping.')
+            self.oeb.logger.warning('Cover not in manifest, skipping.')
             self.oeb.metadata.clear('cover')
             return
         cover = self.oeb.manifest.ids[str(covers[0])]
diff --git a/ebook_converter/ebooks/oeb/transforms/trimmanifest.py b/ebook_converter/ebooks/oeb/transforms/trimmanifest.py
index ae72397..b98e149 100644
--- a/ebook_converter/ebooks/oeb/transforms/trimmanifest.py
+++ b/ebook_converter/ebooks/oeb/transforms/trimmanifest.py
@@ -7,10 +7,6 @@ from ebook_converter.ebooks.oeb.base import CSS_MIME, OEB_DOCS
 from ebook_converter.ebooks.oeb.base import urlnormalize, iterlinks
 
 
-__license__ = 'GPL v3'
-__copyright__ = '2008, Marshall T. Vandegrift <llasram@gmail.com>'
-
-
 class ManifestTrimmer(object):
 
     @classmethod
@@ -69,5 +65,5 @@ class ManifestTrimmer(object):
             unchecked = new
         for item in oeb.manifest.values():
             if item not in used:
-                oeb.logger.info('Trimming %r from manifest' % item.href)
+                oeb.logger.info('Trimming %r from manifest', item.href)
                 oeb.manifest.remove(item)
diff --git a/ebook_converter/ebooks/txt/textileml.py b/ebook_converter/ebooks/txt/textileml.py
index c202930..4d60c2b 100644
--- a/ebook_converter/ebooks/txt/textileml.py
+++ b/ebook_converter/ebooks/txt/textileml.py
@@ -53,7 +53,8 @@ class TextileMLizer(OEB2HTML):
     def mlize_spine(self, oeb_book):
         output = ['']
         for item in oeb_book.spine:
-            self.log.debug('Converting %s to Textile formatted TXT...', item.href)
+            self.log.debug('Converting %s to Textile formatted TXT...',
+                           item.href)
             self.rewrite_ids(item.data, item)
             rewrite_links(item.data, partial(self.rewrite_link, page=item))
             stylizer = Stylizer(item.data, item.href, oeb_book, self.opts, self.opts.output_profile)