Port imports

setup/qt5-migrate.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python
+# vim:fileencoding=utf-8
+from __future__ import (unicode_literals, division, absolute_import,
+                        print_function)
+
+__license__ = 'GPL v3'
+__copyright__ = '2014, Kovid Goyal <kovid at kovidgoyal.net>'
+
+# QT5XX: Delete this file after migration is completed
+
+import os
+
+def all_py_files():
+    base = os.path.dirname(os.path.dirname(os.path.basename(__file__)))
+    for dirpath, dirname, filenames in os.walk(os.path.join(base, 'src', 'calibre')):
+        for n in filenames:
+            if n.endswith('.py'):
+                yield os.path.join(dirpath, n)
+
+def port_imports():
+    for path in all_py_files():
+        with open(path, 'r+b') as f:
+            raw = f.read()
+            nraw = raw.replace(b'from PyQt4.', b'from PyQt5.')
+            if nraw != raw:
+                f.seek(0), f.truncate()
+                f.write(nraw)
+
+
+if __name__ == '__main__':
+    port_imports()
+

src/calibre/__init__.py

@@ -477,7 +477,7 @@ def detect_ncpus():
     try:
         ans = multiprocessing.cpu_count()
     except:
-        from PyQt4.Qt import QThread
+        from PyQt5.Qt import QThread
         ans = QThread.idealThreadCount()
     if ans < 1:
         ans = 1

src/calibre/constants.py

@@ -300,6 +300,6 @@ def get_windows_user_locale_name():
 
 def is_modern_webkit():
     # Check if we are using QtWebKit >= 2.3
-    from PyQt4.QtWebKit import qWebKitMajorVersion
+    from PyQt5.QtWebKit import qWebKitMajorVersion
     return qWebKitMajorVersion() >= 537
 

src/calibre/customize/__init__.py

@@ -128,7 +128,7 @@ class Plugin(object):  # {{{
         True if the user clicks OK, False otherwise. The changes are
         automatically applied.
         '''
-        from PyQt4.Qt import QDialog, QDialogButtonBox, QVBoxLayout, \
+        from PyQt5.Qt import QDialog, QDialogButtonBox, QVBoxLayout, \
                 QLabel, Qt, QLineEdit
         from calibre.gui2 import gprefs
 
@@ -708,7 +708,7 @@ class ViewerPlugin(Plugin):  # {{{
         it wants to make available. For example::
 
             def load_fonts():
-                from PyQt4.Qt import QFontDatabase
+                from PyQt5.Qt import QFontDatabase
                 font_data = get_resources(['myfont1.ttf', 'myfont2.ttf'])
                 for raw in font_data.itervalues():
                     QFontDatabase.addApplicationFontFromData(raw)

src/calibre/customize/zipplugin.py

@@ -60,7 +60,7 @@ def get_icons(zfp, name_or_list_of_names):
                 If a single path is passed in the return value will
                 be A QIcon.
     '''
-    from PyQt4.Qt import QIcon, QPixmap
+    from PyQt5.Qt import QIcon, QPixmap
     names = name_or_list_of_names
     ans = get_resources(zfp, names)
     if isinstance(names, basestring):

src/calibre/db/cache.py

@@ -642,7 +642,7 @@ class Cache(object):
                 return
             ret = buf.getvalue()
             if as_image:
-                from PyQt4.Qt import QImage
+                from PyQt5.Qt import QImage
                 i = QImage()
                 i.loadFromData(ret)
                 ret = i

src/calibre/devices/apple/driver.py

@@ -45,7 +45,7 @@ class AppleOpenFeedback(OpenFeedback):
         self.plugin = plugin
 
     def custom_dialog(self, parent):
-        from PyQt4.Qt import (QDialog, QDialogButtonBox, QIcon,
+        from PyQt5.Qt import (QDialog, QDialogButtonBox, QIcon,
                               QLabel, QPushButton, QVBoxLayout)
 
         class Dialog(QDialog):

src/calibre/ebooks/__init__.py

@@ -41,7 +41,7 @@ class HTMLRenderer(object):
         self.exception = self.tb = None
 
     def __call__(self, ok):
-        from PyQt4.Qt import QImage, QPainter, QByteArray, QBuffer
+        from PyQt5.Qt import QImage, QPainter, QByteArray, QBuffer
         try:
             if not ok:
                 raise RuntimeError('Rendering of HTML failed.')
@@ -130,8 +130,8 @@ def render_html_svg_workaround(path_to_html, log, width=590, height=750):
 
 
 def render_html(path_to_html, width=590, height=750, as_xhtml=True):
-    from PyQt4.QtWebKit import QWebPage
-    from PyQt4.Qt import QEventLoop, QPalette, Qt, QUrl, QSize
+    from PyQt5.QtWebKit import QWebPage
+    from PyQt5.Qt import QEventLoop, QPalette, Qt, QUrl, QSize
     from calibre.gui2 import is_ok_to_use_qt
     if not is_ok_to_use_qt():
         return None

src/calibre/ebooks/conversion/plugins/pdf_output.py

@@ -164,7 +164,7 @@ class PDFOutput(OutputFormatPlugin):
         '''
         from calibre.ebooks.oeb.base import urlnormalize
         from calibre.utils.fonts.utils import remove_embed_restriction
-        from PyQt4.Qt import QFontDatabase, QByteArray, QRawFont, QFont
+        from PyQt5.Qt import QFontDatabase, QByteArray, QRawFont, QFont
 
         # First find all @font-face rules and remove them, adding the embedded
         # fonts to Qt

src/calibre/ebooks/html/to_zip.py

@@ -66,7 +66,7 @@ every time you add an HTML file to the library.\
         True if the user clicks OK, False otherwise. The changes are
         automatically applied.
         '''
-        from PyQt4.Qt import (QDialog, QDialogButtonBox, QVBoxLayout,
+        from PyQt5.Qt import (QDialog, QDialogButtonBox, QVBoxLayout,
                 QLabel, Qt, QLineEdit, QCheckBox)
 
         config_dialog = QDialog(parent)

src/calibre/ebooks/lrf/html/table_as_image.py

@@ -7,9 +7,9 @@ __docformat__ = 'restructuredtext en'
 Render HTML tables as images.
 '''
 import os, tempfile, atexit, shutil
-from PyQt4.Qt import QUrl, QApplication, QSize, QEventLoop, \
+from PyQt5.Qt import QUrl, QApplication, QSize, QEventLoop, \
                      QPainter, QImage, QObject, Qt
-from PyQt4.QtWebKit import QWebPage
+from PyQt5.QtWebKit import QWebPage
 
 class HTMLTableRenderer(QObject):
 

src/calibre/ebooks/oeb/display/webview.py

@@ -33,7 +33,7 @@ def self_closing_sub(match):
 def load_html(path, view, codec='utf-8', mime_type=None,
               pre_load_callback=lambda x:None, path_is_html=False,
               force_as_html=False):
-    from PyQt4.Qt import QUrl, QByteArray
+    from PyQt5.Qt import QUrl, QByteArray
     if mime_type is None:
         mime_type = guess_type(path)[0]
         if not mime_type:

src/calibre/ebooks/oeb/iterator/extract_fonts.py

@@ -41,7 +41,7 @@ class FamilyMap(dict):
             return self.pat.sub(sub, raw)
 
     def read_font_fule(self, basedir, css):
-        from PyQt4.Qt import QFontDatabase
+        from PyQt5.Qt import QFontDatabase
         import cssutils
         cssutils.log.setLevel(logging.ERROR)
         try:

src/calibre/ebooks/oeb/polish/check/images.py

@@ -28,7 +28,7 @@ class CMYKImage(BaseError):
     level = WARN
 
     def __call__(self, container):
-        from PyQt4.Qt import QImage
+        from PyQt5.Qt import QImage
         from calibre.gui2 import pixmap_to_data
         ext = container.mime_map[self.name].split('/')[-1].upper()
         if ext == 'JPG':

src/calibre/ebooks/oeb/polish/stats.py

@@ -12,9 +12,9 @@ from urllib import unquote
 from collections import defaultdict
 
 from cssutils import CSSParser
-from PyQt4.Qt import (pyqtProperty, QString, QEventLoop, Qt, QSize, QTimer,
+from PyQt5.Qt import (pyqtProperty, QString, QEventLoop, Qt, QSize, QTimer,
                       pyqtSlot)
-from PyQt4.QtWebKit import QWebPage, QWebView
+from PyQt5.QtWebKit import QWebPage, QWebView
 
 from calibre.constants import iswindows
 from calibre.ebooks.oeb.display.webview import load_html

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

@@ -9,14 +9,14 @@ __copyright__ = '2008, Marshall T. Vandegrift <llasram@gmail.com>'
 import os, re
 from urlparse import urldefrag
 from lxml import etree
-from PyQt4.QtCore import Qt
-from PyQt4.QtCore import QByteArray
-from PyQt4.QtCore import QBuffer
-from PyQt4.QtCore import QIODevice
-from PyQt4.QtGui import QColor
-from PyQt4.QtGui import QImage
-from PyQt4.QtGui import QPainter
-from PyQt4.QtSvg import QSvgRenderer
+from PyQt5.QtCore import Qt
+from PyQt5.QtCore import QByteArray
+from PyQt5.QtCore import QBuffer
+from PyQt5.QtCore import QIODevice
+from PyQt5.QtGui import QColor
+from PyQt5.QtGui import QImage
+from PyQt5.QtGui import QPainter
+from PyQt5.QtSvg import QSvgRenderer
 from calibre.ebooks.oeb.base import XHTML, XLINK
 from calibre.ebooks.oeb.base import SVG_MIME, PNG_MIME
 from calibre.ebooks.oeb.base import xml2str, xpath

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

@@ -56,7 +56,7 @@ class RescaleImages(object):
                         # We cannot do an imagemagick conversion of CMYK to RGB as
                         # ImageMagick inverts colors if you just set the colorspace
                         # to rgb. See for example: https://bugs.launchpad.net/bugs/1246710
-                        from PyQt4.Qt import QImage
+                        from PyQt5.Qt import QImage
                         from calibre.gui2 import pixmap_to_data
                         qimg = QImage()
                         qimg.loadFromData(raw)

src/calibre/ebooks/pdf/pageoptions.py

@@ -3,7 +3,7 @@ __license__ = 'GPL 3'
 __copyright__ = '2009, John Schember <john@nachtimwald.com>'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import QPrinter
+from PyQt5.Qt import QPrinter
 
 UNITS = {
             'millimeter' : QPrinter.Millimeter,

src/calibre/ebooks/pdf/render/engine.py

@@ -13,7 +13,7 @@ from functools import wraps, partial
 from future_builtins import map
 
 import sip
-from PyQt4.Qt import (QPaintEngine, QPaintDevice, Qt, QTransform, QBrush)
+from PyQt5.Qt import (QPaintEngine, QPaintDevice, Qt, QTransform, QBrush)
 
 from calibre.constants import plugins
 from calibre.ebooks.pdf.render.serialize import (PDFStream, Path)

src/calibre/ebooks/pdf/render/from_html.py

@@ -12,9 +12,9 @@ from future_builtins import map
 from math import floor
 from collections import defaultdict
 
-from PyQt4.Qt import (QObject, QPainter, Qt, QSize, QString, QTimer,
+from PyQt5.Qt import (QObject, QPainter, Qt, QSize, QString, QTimer,
                       pyqtProperty, QEventLoop, QPixmap, QRect, pyqtSlot)
-from PyQt4.QtWebKit import QWebView, QWebPage, QWebSettings
+from PyQt5.QtWebKit import QWebView, QWebPage, QWebSettings
 
 from calibre import fit_image
 from calibre.constants import iswindows

src/calibre/ebooks/pdf/render/gradients.py

@@ -12,7 +12,7 @@ from future_builtins import map
 from collections import namedtuple
 
 import sip
-from PyQt4.Qt import QLinearGradient, QPointF
+from PyQt5.Qt import QLinearGradient, QPointF
 
 from calibre.ebooks.pdf.render.common import Name, Array, Dictionary
 

src/calibre/ebooks/pdf/render/graphics.py

@@ -10,7 +10,7 @@ __docformat__ = 'restructuredtext en'
 from math import sqrt
 from collections import namedtuple
 
-from PyQt4.Qt import (
+from PyQt5.Qt import (
     QBrush, QPen, Qt, QPointF, QTransform, QPaintEngine, QImage)
 
 from calibre.ebooks.pdf.render.common import (

src/calibre/ebooks/pdf/render/serialize.py

@@ -10,7 +10,7 @@ __docformat__ = 'restructuredtext en'
 import hashlib
 from future_builtins import map
 
-from PyQt4.Qt import QBuffer, QByteArray, QImage, Qt, QColor, qRgba, QPainter
+from PyQt5.Qt import QBuffer, QByteArray, QImage, Qt, QColor, qRgba, QPainter
 
 from calibre.constants import (__appname__, __version__)
 from calibre.ebooks.pdf.render.common import (

src/calibre/ebooks/pdf/render/test.py

@@ -9,7 +9,7 @@ __docformat__ = 'restructuredtext en'
 
 import os
 
-from PyQt4.Qt import (QBrush, QColor, QPoint, QPixmap, QPainterPath, QRectF,
+from PyQt5.Qt import (QBrush, QColor, QPoint, QPixmap, QPainterPath, QRectF,
                       QApplication, QPainter, Qt, QImage, QLinearGradient,
                       QPointF, QPen)
 QBrush, QColor, QPoint, QPixmap, QPainterPath, QRectF, Qt, QPointF

src/calibre/ebooks/pdf/writer.py

@@ -10,9 +10,9 @@ Write content to PDF.
 
 import os, shutil, json
 
-from PyQt4.Qt import (QEventLoop, QObject, QPrinter, QSizeF, Qt, QPainter,
+from PyQt5.Qt import (QEventLoop, QObject, QPrinter, QSizeF, Qt, QPainter,
         QPixmap, QTimer, pyqtProperty, QString, QSize)
-from PyQt4.QtWebKit import QWebView, QWebPage, QWebSettings
+from PyQt5.QtWebKit import QWebView, QWebPage, QWebSettings
 
 from calibre.ptempfile import PersistentTemporaryDirectory
 from calibre.ebooks.pdf.pageoptions import (unit, paper_size)

src/calibre/gui2/__init__.py

@@ -996,7 +996,7 @@ class Application(QApplication):
             if st is not None:
                 st = unicode(st.objectName()).lower()
             if (islinux or isbsd) and st in ('windows', 'motif', 'cde'):
-                from PyQt4.Qt import QStyleFactory
+                from PyQt5.Qt import QStyleFactory
                 styles = set(map(unicode, QStyleFactory.keys()))
                 if os.environ.get('KDE_FULL_SESSION', False):
                     self.load_calibre_style()
@@ -1104,7 +1104,7 @@ def elided_text(text, font=None, width=300, pos='middle'):
     rendered, replacing characters from the left, middle or right (as per pos)
     of the string with an ellipsis. Results in a string much closer to the
     limit than Qt's elidedText().'''
-    from PyQt4.Qt import QFontMetrics, QApplication
+    from PyQt5.Qt import QFontMetrics, QApplication
     fm = QApplication.fontMetrics() if font is None else QFontMetrics(font)
     delta = 4
     ellipsis = u'\u2026'

src/calibre/gui2/actions/__init__.py

@@ -8,7 +8,7 @@ __docformat__ = 'restructuredtext en'
 from functools import partial
 from zipfile import ZipFile
 
-from PyQt4.Qt import (QToolButton, QAction, QIcon, QObject, QMenu,
+from PyQt5.Qt import (QToolButton, QAction, QIcon, QObject, QMenu,
         QKeySequence)
 
 from calibre import prints

src/calibre/gui2/actions/add.py

@@ -9,7 +9,7 @@ import os
 from functools import partial
 from collections import defaultdict
 
-from PyQt4.Qt import QPixmap, QTimer
+from PyQt5.Qt import QPixmap, QTimer
 
 from calibre import as_unicode
 from calibre.gui2 import (error_dialog, choose_files, choose_dir,

src/calibre/gui2/actions/annotate.py

@@ -6,7 +6,7 @@ __copyright__ = '2010, Kovid Goyal <kovid@kovidgoyal.net>'
 __docformat__ = 'restructuredtext en'
 
 
-from PyQt4.Qt import pyqtSignal, QModelIndex, QThread, Qt
+from PyQt5.Qt import pyqtSignal, QModelIndex, QThread, Qt
 
 from calibre.gui2 import error_dialog
 from calibre.gui2.actions import InterfaceAction

src/calibre/gui2/actions/catalog.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 import re, os, shutil, errno
 
-from PyQt4.Qt import QModelIndex
+from PyQt5.Qt import QModelIndex
 
 from calibre.gui2 import choose_dir, error_dialog, warning_dialog
 from calibre.gui2.tools import generate_catalog

src/calibre/gui2/actions/choose_library.py

@@ -8,7 +8,7 @@ __docformat__ = 'restructuredtext en'
 import os, posixpath, weakref
 from functools import partial
 
-from PyQt4.Qt import (QMenu, Qt, QInputDialog, QToolButton, QDialog,
+from PyQt5.Qt import (QMenu, Qt, QInputDialog, QToolButton, QDialog,
         QDialogButtonBox, QGridLayout, QLabel, QLineEdit, QIcon, QSize,
         QCoreApplication, pyqtSignal, QVBoxLayout, QTimer)
 
@@ -535,7 +535,7 @@ class ChooseLibraryAction(InterfaceAction):
 
         # from calibre.utils.mem import memory
         # import weakref
-        # from PyQt4.Qt import QTimer
+        # from PyQt5.Qt import QTimer
         # self.dbref = weakref.ref(self.gui.library_view.model().db)
         # self.before_mem = memory()
         self.gui.library_moved(loc, allow_rebuild=True)

src/calibre/gui2/actions/convert.py

@@ -8,7 +8,7 @@ __docformat__ = 'restructuredtext en'
 import os
 from functools import partial
 
-from PyQt4.Qt import QModelIndex, QTimer
+from PyQt5.Qt import QModelIndex, QTimer
 
 from calibre.gui2 import error_dialog, Dispatcher
 from calibre.gui2.tools import convert_single_ebook, convert_bulk_ebook

src/calibre/gui2/actions/copy_to_library.py

@@ -11,7 +11,7 @@ from threading import Thread
 from contextlib import closing
 from collections import defaultdict
 
-from PyQt4.Qt import (
+from PyQt5.Qt import (
     QToolButton, QDialog, QGridLayout, QIcon, QLabel, QDialogButtonBox, QApplication,
     QFormLayout, QCheckBox, QWidget, QScrollArea, QVBoxLayout, Qt, QListWidgetItem, QListWidget)
 

src/calibre/gui2/actions/delete.py

@@ -9,7 +9,7 @@ import errno
 from functools import partial
 from collections import Counter
 
-from PyQt4.Qt import QObject, QTimer, QModelIndex
+from PyQt5.Qt import QObject, QTimer, QModelIndex
 
 from calibre.gui2 import error_dialog, question_dialog
 from calibre.gui2.dialogs.delete_matching_from_device import DeleteMatchingFromDeviceDialog

src/calibre/gui2/actions/device.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 from functools import partial
 
-from PyQt4.Qt import QToolButton, QMenu, pyqtSignal, QIcon, QTimer
+from PyQt5.Qt import QToolButton, QMenu, pyqtSignal, QIcon, QTimer
 
 from calibre.gui2.actions import InterfaceAction
 from calibre.utils.smtp import config as email_config

src/calibre/gui2/actions/edit_metadata.py

@@ -8,7 +8,7 @@ __docformat__ = 'restructuredtext en'
 import os, shutil, copy
 from functools import partial
 
-from PyQt4.Qt import QMenu, QModelIndex, QTimer, QIcon
+from PyQt5.Qt import QMenu, QModelIndex, QTimer, QIcon
 
 from calibre.gui2 import error_dialog, Dispatcher, question_dialog, gprefs
 from calibre.gui2.dialogs.metadata_bulk import MetadataBulkDialog

src/calibre/gui2/actions/fetch_news.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 import gc
 
-from PyQt4.Qt import Qt
+from PyQt5.Qt import Qt
 
 from calibre.gui2 import Dispatcher
 from calibre.gui2.tools import fetch_scheduled_recipe

src/calibre/gui2/actions/help.py

@@ -5,7 +5,7 @@ __license__   = 'GPL v3'
 __copyright__ = '2010, Kovid Goyal <kovid@kovidgoyal.net>'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import QUrl
+from PyQt5.Qt import QUrl
 
 from calibre.gui2 import open_url
 from calibre.gui2.actions import InterfaceAction

src/calibre/gui2/actions/mark_books.py

@@ -8,7 +8,7 @@ __copyright__ = '2013, Kovid Goyal <kovid at kovidgoyal.net>'
 
 from functools import partial
 
-from PyQt4.Qt import QTimer, QApplication, Qt
+from PyQt5.Qt import QTimer, QApplication, Qt
 
 from calibre.gui2 import error_dialog
 from calibre.gui2.actions import InterfaceAction

src/calibre/gui2/actions/plugin_updates.py

@@ -7,7 +7,7 @@ __license__   = 'GPL v3'
 __copyright__ = '2011, Grant Drake <grant.drake@gmail.com>'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import QApplication, Qt, QIcon
+from PyQt5.Qt import QApplication, Qt, QIcon
 from calibre.gui2.actions import InterfaceAction
 from calibre.gui2.dialogs.plugin_updater import (PluginUpdaterDialog,
                                                  FILTER_ALL, FILTER_UPDATE_AVAILABLE)

src/calibre/gui2/actions/polish.py

@@ -12,7 +12,7 @@ from collections import OrderedDict
 from functools import partial
 from future_builtins import map
 
-from PyQt4.Qt import (QDialog, QGridLayout, QIcon, QCheckBox, QLabel, QFrame,
+from PyQt5.Qt import (QDialog, QGridLayout, QIcon, QCheckBox, QLabel, QFrame,
                       QApplication, QDialogButtonBox, Qt, QSize, QSpacerItem,
                       QSizePolicy, QTimer, QModelIndex, QTextEdit,
                       QInputDialog, QMenu)

src/calibre/gui2/actions/preferences.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 from functools import partial
 
-from PyQt4.Qt import QIcon, Qt
+from PyQt5.Qt import QIcon, Qt
 
 from calibre.gui2.actions import InterfaceAction
 from calibre.gui2.preferences.main import Preferences

src/calibre/gui2/actions/show_book_details.py

@@ -5,7 +5,7 @@ __license__   = 'GPL v3'
 __copyright__ = '2010, Kovid Goyal <kovid@kovidgoyal.net>'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import Qt
+from PyQt5.Qt import Qt
 
 from calibre.gui2.actions import InterfaceAction
 from calibre.gui2.dialogs.book_info import BookInfo

src/calibre/gui2/actions/similar_books.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 from functools import partial
 
-from PyQt4.Qt import QToolButton
+from PyQt5.Qt import QToolButton
 
 from calibre.gui2.actions import InterfaceAction
 

src/calibre/gui2/actions/sort.py

@@ -6,7 +6,7 @@ from __future__ import (unicode_literals, division, absolute_import,
 __license__ = 'GPL v3'
 __copyright__ = '2013, Kovid Goyal <kovid at kovidgoyal.net>'
 
-from PyQt4.Qt import QToolButton, QAction, pyqtSignal, QIcon
+from PyQt5.Qt import QToolButton, QAction, pyqtSignal, QIcon
 
 from calibre.gui2.actions import InterfaceAction
 from calibre.utils.icu import sort_key

src/calibre/gui2/actions/store.py

@@ -8,7 +8,7 @@ __docformat__ = 'restructuredtext en'
 
 from functools import partial
 
-from PyQt4.Qt import QIcon, QSize
+from PyQt5.Qt import QIcon, QSize
 
 from calibre.gui2 import error_dialog
 from calibre.gui2.actions import InterfaceAction

src/calibre/gui2/actions/toc_edit.py

@@ -9,7 +9,7 @@ __docformat__ = 'restructuredtext en'
 
 from collections import OrderedDict
 
-from PyQt4.Qt import (QTimer, QDialog, QGridLayout, QCheckBox, QLabel,
+from PyQt5.Qt import (QTimer, QDialog, QGridLayout, QCheckBox, QLabel,
                       QDialogButtonBox, QIcon)
 
 from calibre.gui2 import error_dialog

src/calibre/gui2/actions/tweak_epub.py

@@ -8,7 +8,7 @@ __docformat__ = 'restructuredtext en'
 import time
 from functools import partial
 
-from PyQt4.Qt import QTimer, QDialog, QDialogButtonBox, QCheckBox, QVBoxLayout, QLabel, Qt
+from PyQt5.Qt import QTimer, QDialog, QDialogButtonBox, QCheckBox, QVBoxLayout, QLabel, Qt
 
 from calibre.gui2 import error_dialog
 from calibre.gui2.actions import InterfaceAction

src/calibre/gui2/actions/unpack_book.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 import os, weakref, shutil
 
-from PyQt4.Qt import (QDialog, QVBoxLayout, QHBoxLayout, QRadioButton, QFrame,
+from PyQt5.Qt import (QDialog, QVBoxLayout, QHBoxLayout, QRadioButton, QFrame,
         QPushButton, QLabel, QGroupBox, QGridLayout, QIcon, QSize, QTimer)
 
 from calibre import as_unicode

src/calibre/gui2/actions/view.py

@@ -8,7 +8,7 @@ __docformat__ = 'restructuredtext en'
 import os, time
 from functools import partial
 
-from PyQt4.Qt import Qt, QAction, pyqtSignal
+from PyQt5.Qt import Qt, QAction, pyqtSignal
 
 from calibre.constants import isosx, iswindows
 from calibre.gui2 import (

src/calibre/gui2/add.py

@@ -5,7 +5,7 @@ import os, shutil, time
 from Queue import Queue, Empty
 from functools import partial
 
-from PyQt4.Qt import QThread, QObject, Qt, QProgressDialog, pyqtSignal, QTimer
+from PyQt5.Qt import QThread, QObject, Qt, QProgressDialog, pyqtSignal, QTimer
 
 from calibre.ptempfile import PersistentTemporaryDirectory
 from calibre.gui2.dialogs.progress import ProgressDialog

src/calibre/gui2/add_wizard/__init__.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 import os
 
-from PyQt4.Qt import QWizard, QWizardPage, QIcon, QPixmap, Qt, QThread, \
+from PyQt5.Qt import QWizard, QWizardPage, QIcon, QPixmap, Qt, QThread, \
         pyqtSignal
 
 from calibre.gui2 import error_dialog, choose_dir, gprefs
@@ -163,7 +163,7 @@ class Wizard(QWizard): # {{{
 
 # Test Wizard {{{
 if __name__ == '__main__':
-    from PyQt4.Qt import QApplication
+    from PyQt5.Qt import QApplication
     from calibre.library import db
     app = QApplication([])
     w = Wizard(db())

src/calibre/gui2/auto_add.py

@@ -10,7 +10,7 @@ __docformat__ = 'restructuredtext en'
 import os, tempfile, shutil, time
 from threading import Thread, Event
 
-from PyQt4.Qt import (QFileSystemWatcher, QObject, Qt, pyqtSignal, QTimer)
+from PyQt5.Qt import (QFileSystemWatcher, QObject, Qt, pyqtSignal, QTimer)
 
 from calibre import prints
 from calibre.ptempfile import PersistentTemporaryDirectory

src/calibre/gui2/bars.py

@@ -8,7 +8,7 @@ __copyright__ = '2011, Kovid Goyal <kovid@kovidgoyal.net>'
 __docformat__ = 'restructuredtext en'
 
 
-from PyQt4.Qt import (Qt, QAction, QMenu, QMenuBar, QObject,
+from PyQt5.Qt import (Qt, QAction, QMenu, QMenuBar, QObject,
     QToolBar, QToolButton, QSize)
 
 from calibre.gui2.throbber import create_donate_widget

src/calibre/gui2/book_details.py

@@ -7,11 +7,11 @@ __docformat__ = 'restructuredtext en'
 
 from binascii import unhexlify
 
-from PyQt4.Qt import (QPixmap, QSize, QWidget, Qt, pyqtSignal, QUrl, QIcon,
+from PyQt5.Qt import (QPixmap, QSize, QWidget, Qt, pyqtSignal, QUrl, QIcon,
     QPropertyAnimation, QEasingCurve, QApplication, QFontInfo, QAction,
     QSizePolicy, QPainter, QRect, pyqtProperty, QLayout, QPalette, QMenu,
     QPen, QColor)
-from PyQt4.QtWebKit import QWebView
+from PyQt5.QtWebKit import QWebView
 
 from calibre import fit_image
 from calibre.gui2.dnd import (dnd_has_image, dnd_get_image, dnd_get_files,

src/calibre/gui2/catalog/catalog_bibtex.py

@@ -9,7 +9,7 @@ __docformat__ = 'restructuredtext en'
 
 from calibre.gui2 import gprefs
 from calibre.gui2.catalog.catalog_bibtex_ui import Ui_Form
-from PyQt4.Qt import QWidget, QListWidgetItem
+from PyQt5.Qt import QWidget, QListWidgetItem
 
 class PluginWidget(QWidget, Ui_Form):
 

src/calibre/gui2/catalog/catalog_csv_xml.py

@@ -9,7 +9,7 @@ __docformat__ = 'restructuredtext en'
 from calibre.gui2 import gprefs
 from calibre.gui2.catalog.catalog_csv_xml_ui import Ui_Form
 from calibre.library import db as db_
-from PyQt4.Qt import QWidget, QListWidgetItem
+from PyQt5.Qt import QWidget, QListWidgetItem
 
 class PluginWidget(QWidget, Ui_Form):
 

src/calibre/gui2/catalog/catalog_epub_mobi.py

@@ -16,7 +16,7 @@ from calibre.utils.config import JSONConfig
 from calibre.utils.icu import sort_key
 
 from catalog_epub_mobi_ui import Ui_Form
-from PyQt4.Qt import (Qt, QAbstractItemView, QCheckBox, QComboBox,
+from PyQt5.Qt import (Qt, QAbstractItemView, QCheckBox, QComboBox,
         QDoubleSpinBox, QIcon, QInputDialog, QLineEdit, QRadioButton,
         QSize, QSizePolicy, QTableWidget, QTableWidgetItem, QTextEdit, QToolButton,
         QUrl, QVBoxLayout, QWidget)

src/calibre/gui2/comments_editor.py

@@ -10,12 +10,12 @@ import re, os, json, weakref
 from lxml import html
 import sip
 
-from PyQt4.Qt import (QApplication, QFontInfo, QSize, QWidget, QPlainTextEdit,
+from PyQt5.Qt import (QApplication, QFontInfo, QSize, QWidget, QPlainTextEdit,
     QToolBar, QVBoxLayout, QAction, QIcon, Qt, QTabWidget, QUrl, QFormLayout,
     QSyntaxHighlighter, QColor, QChar, QColorDialog, QMenu, QDialog, QLabel,
     QHBoxLayout, QKeySequence, QLineEdit, QDialogButtonBox, QPushButton,
     QCheckBox)
-from PyQt4.QtWebKit import QWebView, QWebPage
+from PyQt5.QtWebKit import QWebView, QWebPage
 
 from calibre.ebooks.chardet import xml_to_unicode
 from calibre import xml_replace_entities, prepare_string_for_xml

src/calibre/gui2/complete.py

@@ -10,7 +10,7 @@ WARNING: The code in this module is deprecated. Use complete2.py instead. This
 code remains here for legacy plugin support.
 '''
 
-from PyQt4.Qt import (QLineEdit, QAbstractListModel, Qt,
+from PyQt5.Qt import (QLineEdit, QAbstractListModel, Qt,
         QApplication, QCompleter)
 
 from calibre.utils.icu import sort_key
@@ -199,7 +199,7 @@ class MultiCompleteComboBox(EnComboBox):
         le.selectAll()
 
 if __name__ == '__main__':
-    from PyQt4.Qt import QDialog, QVBoxLayout
+    from PyQt5.Qt import QDialog, QVBoxLayout
     app = QApplication([])
     d = QDialog()
     d.setLayout(QVBoxLayout())

src/calibre/gui2/complete2.py

@@ -10,7 +10,7 @@ __docformat__ = 'restructuredtext en'
 import weakref
 
 import sip
-from PyQt4.Qt import (QLineEdit, QAbstractListModel, Qt, pyqtSignal, QObject,
+from PyQt5.Qt import (QLineEdit, QAbstractListModel, Qt, pyqtSignal, QObject,
         QApplication, QListView, QPoint, QModelIndex, QFont, QFontInfo)
 
 from calibre.constants import isosx, get_osx_version
@@ -468,7 +468,7 @@ class EditWithComplete(EnComboBox):
         return EnComboBox.eventFilter(self, obj, e)
 
 if __name__ == '__main__':
-    from PyQt4.Qt import QDialog, QVBoxLayout
+    from PyQt5.Qt import QDialog, QVBoxLayout
     app = QApplication([])
     d = QDialog()
     d.setLayout(QVBoxLayout())

src/calibre/gui2/convert/__init__.py

@@ -9,7 +9,7 @@ __docformat__ = 'restructuredtext en'
 import textwrap, codecs, importlib
 from functools import partial
 
-from PyQt4.Qt import (QWidget, QSpinBox, QDoubleSpinBox, QLineEdit, QTextEdit,
+from PyQt5.Qt import (QWidget, QSpinBox, QDoubleSpinBox, QLineEdit, QTextEdit,
     QCheckBox, QComboBox, Qt, QIcon, pyqtSignal, QLabel, QFontComboBox, QFont,
     QFontInfo)
 

src/calibre/gui2/convert/bulk.py

@@ -6,7 +6,7 @@ __docformat__ = 'restructuredtext en'
 
 import shutil
 
-from PyQt4.Qt import QString, QModelIndex
+from PyQt5.Qt import QString, QModelIndex
 
 from calibre.gui2.convert.single import (Config, sort_formats_by_preference,
     GroupModel, gprefs, get_output_formats)

src/calibre/gui2/convert/font_key.py

@@ -6,7 +6,7 @@ __license__   = 'GPL v3'
 __copyright__ = '2009, Kovid Goyal <kovid@kovidgoyal.net>'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import QDialog
+from PyQt5.Qt import QDialog
 
 from calibre.gui2.convert.font_key_ui import Ui_Dialog
 

src/calibre/gui2/convert/heuristics.py

@@ -4,7 +4,7 @@ __license__ = 'GPL 3'
 __copyright__ = '2011, John Schember <john@nachtimwald.com>'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import Qt
+from PyQt5.Qt import Qt
 
 from calibre.gui2 import gprefs
 from calibre.gui2.convert.heuristics_ui import Ui_Form

src/calibre/gui2/convert/look_and_feel.py

@@ -6,7 +6,7 @@ __license__   = 'GPL v3'
 __copyright__ = '2009, Kovid Goyal <kovid@kovidgoyal.net>'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import QVariant, Qt
+from PyQt5.Qt import QVariant, Qt
 
 from calibre.gui2.convert.look_and_feel_ui import Ui_Form
 from calibre.gui2.convert import Widget

src/calibre/gui2/convert/metadata.py

@@ -8,7 +8,7 @@ __docformat__ = 'restructuredtext en'
 
 import os, re
 
-from PyQt4.Qt import QPixmap
+from PyQt5.Qt import QPixmap
 
 from calibre.gui2 import choose_images, error_dialog
 from calibre.gui2.convert.metadata_ui import Ui_Form

src/calibre/gui2/convert/page_setup.py

@@ -6,7 +6,7 @@ __license__   = 'GPL v3'
 __copyright__ = '2009, Kovid Goyal <kovid@kovidgoyal.net>'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import Qt, QAbstractListModel, QVariant, QModelIndex
+from PyQt5.Qt import Qt, QAbstractListModel, QVariant, QModelIndex
 
 from calibre.gui2.convert.page_setup_ui import Ui_Form
 from calibre.gui2.convert import Widget

src/calibre/gui2/convert/regex_builder.py

@@ -6,7 +6,7 @@ __docformat__ = 'restructuredtext en'
 
 import re, os
 
-from PyQt4.Qt import (QDialog, QWidget, QDialogButtonBox,
+from PyQt5.Qt import (QDialog, QWidget, QDialogButtonBox,
         QBrush, QTextCursor, QTextEdit, QByteArray, Qt, pyqtSignal)
 
 from calibre.gui2.convert.regex_builder_ui import Ui_RegexBuilder

src/calibre/gui2/convert/search_and_replace.py

@@ -6,7 +6,7 @@ __docformat__ = 'restructuredtext en'
 
 import re, codecs, json
 
-from PyQt4.Qt import Qt, QTableWidgetItem
+from PyQt5.Qt import Qt, QTableWidgetItem
 
 from calibre.gui2.convert.search_and_replace_ui import Ui_Form
 from calibre.gui2.convert import Widget

src/calibre/gui2/convert/single.py

@@ -8,7 +8,7 @@ __docformat__ = 'restructuredtext en'
 
 import cPickle, shutil
 
-from PyQt4.Qt import QString, QAbstractListModel, Qt, QVariant, QFont, QModelIndex
+from PyQt5.Qt import QString, QAbstractListModel, Qt, QVariant, QFont, QModelIndex
 
 from calibre.gui2 import ResizableDialog, NONE, gprefs
 from calibre.ebooks.conversion.config import (GuiRecommendations, save_specifics,

src/calibre/gui2/convert/txt_input.py

@@ -4,7 +4,7 @@ __license__ = 'GPL 3'
 __copyright__ = '2009, John Schember <john@nachtimwald.com>'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import QListWidgetItem, Qt
+from PyQt5.Qt import QListWidgetItem, Qt
 
 from calibre.gui2.convert.txt_input_ui import Ui_Form
 from calibre.gui2.convert import Widget

src/calibre/gui2/convert/xpath_wizard.py

@@ -6,7 +6,7 @@ __license__   = 'GPL v3'
 __copyright__ = '2009, Kovid Goyal <kovid@kovidgoyal.net>'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import QDialog, QWidget, Qt, QDialogButtonBox, QVBoxLayout
+from PyQt5.Qt import QDialog, QWidget, Qt, QDialogButtonBox, QVBoxLayout
 
 from calibre.gui2.convert.xpath_wizard_ui import Ui_Form
 from calibre.gui2.convert.xexp_edit_ui import Ui_Form as Ui_Edit
@@ -100,7 +100,7 @@ class XPathEdit(QWidget, Ui_Edit):
 
 
 if __name__ == '__main__':
-    from PyQt4.Qt import QApplication
+    from PyQt5.Qt import QApplication
     app = QApplication([])
     w = XPathEdit()
     w.setObjectName('test')

src/calibre/gui2/cover_flow.py

@@ -9,7 +9,7 @@ Module to implement the Cover Flow feature
 
 import sys, os, time
 
-from PyQt4.Qt import (QImage, QSizePolicy, QTimer, QDialog, Qt, QSize, QAction,
+from PyQt5.Qt import (QImage, QSizePolicy, QTimer, QDialog, Qt, QSize, QAction,
         QStackedLayout, QLabel, QByteArray, pyqtSignal, QKeySequence, QFont)
 
 from calibre import plugins
@@ -353,7 +353,7 @@ class CoverFlowMixin(object):
         self.cf_last_updated_at = time.time()
 
 def test():
-    from PyQt4.QtGui import QApplication, QMainWindow
+    from PyQt5.QtGui import QApplication, QMainWindow
     app = QApplication([])
     w = QMainWindow()
     cf = CoverFlow()
@@ -372,7 +372,7 @@ def main(args=sys.argv):
     return 0
 
 if __name__ == '__main__':
-    from PyQt4.QtGui import QApplication, QMainWindow
+    from PyQt5.QtGui import QApplication, QMainWindow
     app = QApplication([])
     w = QMainWindow()
     cf = CoverFlow()

src/calibre/gui2/custom_column_widgets.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 from functools import partial
 
-from PyQt4.Qt import (QComboBox, QLabel, QSpinBox, QDoubleSpinBox, QDateTimeEdit,
+from PyQt5.Qt import (QComboBox, QLabel, QSpinBox, QDoubleSpinBox, QDateTimeEdit,
         QDateTime, QGroupBox, QVBoxLayout, QSizePolicy, QGridLayout,
         QSpacerItem, QIcon, QCheckBox, QWidget, QHBoxLayout,
         QPushButton, QMessageBox, QToolButton, Qt)

src/calibre/gui2/device.py

@@ -6,7 +6,7 @@ __copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
 import os, traceback, Queue, time, cStringIO, re, sys, weakref
 from threading import Thread, Event
 
-from PyQt4.Qt import (
+from PyQt5.Qt import (
     QMenu, QAction, QActionGroup, QIcon, Qt, pyqtSignal, QDialog,
     QObject, QVBoxLayout, QDialogButtonBox, QCursor, QCoreApplication,
     QApplication, QEventLoop)

src/calibre/gui2/device_drivers/configwidget.py

@@ -6,7 +6,7 @@ __docformat__ = 'restructuredtext en'
 
 import textwrap
 
-from PyQt4.Qt import (QWidget, QListWidgetItem, Qt, QVariant, QLabel,
+from PyQt5.Qt import (QWidget, QListWidgetItem, Qt, QVariant, QLabel,
         QLineEdit, QCheckBox, QComboBox)
 
 from calibre.gui2 import error_dialog, question_dialog

src/calibre/gui2/device_drivers/mtp_config.py

@@ -9,7 +9,7 @@ __docformat__ = 'restructuredtext en'
 
 import weakref
 
-from PyQt4.Qt import (QWidget, QListWidgetItem, Qt, QToolButton, QLabel,
+from PyQt5.Qt import (QWidget, QListWidgetItem, Qt, QToolButton, QLabel,
         QTabWidget, QGridLayout, QListWidget, QIcon, QLineEdit, QVBoxLayout,
         QPushButton, QGroupBox, QScrollArea, QHBoxLayout, QComboBox,
         pyqtSignal, QSizePolicy, QDialog, QDialogButtonBox, QPlainTextEdit,

src/calibre/gui2/device_drivers/mtp_folder_browser.py

@@ -9,7 +9,7 @@ __docformat__ = 'restructuredtext en'
 
 from operator import attrgetter
 
-from PyQt4.Qt import (QTabWidget, QTreeWidget, QTreeWidgetItem, Qt, QDialog,
+from PyQt5.Qt import (QTabWidget, QTreeWidget, QTreeWidgetItem, Qt, QDialog,
         QDialogButtonBox, QVBoxLayout, QSize, pyqtSignal, QIcon, QLabel)
 
 from calibre.gui2 import file_icon_provider

src/calibre/gui2/dialogs/add_empty_book.py

@@ -4,7 +4,7 @@ __docformat__ = 'restructuredtext en'
 __license__   = 'GPL v3'
 
 
-from PyQt4.Qt import QDialog, QGridLayout, QLabel, QDialogButtonBox,  \
+from PyQt5.Qt import QDialog, QGridLayout, QLabel, QDialogButtonBox,  \
             QApplication, QSpinBox, QToolButton, QIcon, QCheckBox
 from calibre.ebooks.metadata import string_to_authors
 from calibre.gui2.complete2 import EditWithComplete

src/calibre/gui2/dialogs/add_from_isbn.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 import os
 
-from PyQt4.Qt import QDialog, QApplication
+from PyQt5.Qt import QDialog, QApplication
 
 from calibre.gui2.dialogs.add_from_isbn_ui import Ui_Dialog
 from calibre.ebooks.metadata import check_isbn

src/calibre/gui2/dialogs/authors_edit.py

@@ -8,7 +8,7 @@ __copyright__ = '2013, Kovid Goyal <kovid at kovidgoyal.net>'
 
 from collections import OrderedDict
 
-from PyQt4.Qt import (
+from PyQt5.Qt import (
     QDialog, QGridLayout, QDialogButtonBox, QListWidget, QApplication, Qt,
     pyqtSignal, QSize, QPushButton, QIcon, QStyledItemDelegate, QLabel)
 

src/calibre/gui2/dialogs/book_info.py

@@ -6,11 +6,11 @@ __copyright__ = '2008, Kovid Goyal kovid@kovidgoyal.net'
 __docformat__ = 'restructuredtext en'
 
 
-from PyQt4.Qt import (
+from PyQt5.Qt import (
     QCoreApplication, QModelIndex, QTimer, Qt, pyqtSignal, QWidget,
     QGridLayout, QDialog, QPixmap, QSize, QPalette, QShortcut, QKeySequence,
     QSplitter, QVBoxLayout, QCheckBox, QPushButton, QIcon, QBrush)
-from PyQt4.QtWebKit import QWebView
+from PyQt5.QtWebKit import QWebView
 
 from calibre.gui2 import gprefs
 from calibre import fit_image

src/calibre/gui2/dialogs/catalog.py

@@ -19,7 +19,7 @@ class Catalog(ResizableDialog, Ui_Dialog):
     def __init__(self, parent, dbspec, ids, db):
         import re, cStringIO
         from calibre import prints as info
-        from PyQt4.uic import compileUi
+        from PyQt5.uic import compileUi
 
         ResizableDialog.__init__(self, parent)
         self.dbspec, self.ids = dbspec, ids
@@ -186,7 +186,7 @@ class Catalog(ResizableDialog, Ui_Dialog):
         To add help functionality for a specific format:
         In gui2.catalog.catalog_<format>.py, add the following:
             from calibre.gui2 import open_url
-            from PyQt4.Qt import QUrl
+            from PyQt5.Qt import QUrl
 
         In the PluginWidget() class, add this method:
             def show_help(self):

src/calibre/gui2/dialogs/check_library.py

@@ -6,7 +6,7 @@ __license__   = 'GPL v3'
 import os
 from threading import Thread
 
-from PyQt4.Qt import (
+from PyQt5.Qt import (
     QDialog, QVBoxLayout, QHBoxLayout, QTreeWidget, QLabel, QPushButton,
     QDialogButtonBox, QApplication, QTreeWidgetItem, QLineEdit, Qt, QSize,
     QTimer, QIcon, QTextEdit, QSplitter, QWidget, QGridLayout, pyqtSignal)

src/calibre/gui2/dialogs/choose_format.py

@@ -1,7 +1,7 @@
 __license__   = 'GPL v3'
 __copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
 
-from PyQt4.Qt import QDialog, QListWidgetItem, QModelIndex
+from PyQt5.Qt import QDialog, QListWidgetItem, QModelIndex
 
 from calibre.gui2 import file_icon_provider
 from calibre.gui2.dialogs.choose_format_ui import Ui_ChooseFormatDialog

src/calibre/gui2/dialogs/choose_format_device.py

@@ -1,7 +1,7 @@
 __license__   = 'GPL v3'
 __copyright__ = '2011, John Schember <john@nachtimwald.com>'
 
-from PyQt4.Qt import QDialog, QTreeWidgetItem, QIcon, QModelIndex
+from PyQt5.Qt import QDialog, QTreeWidgetItem, QIcon, QModelIndex
 
 from calibre.gui2 import file_icon_provider
 from calibre.gui2.dialogs.choose_format_device_ui import Ui_ChooseFormatDeviceDialog

src/calibre/gui2/dialogs/choose_library.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 import os
 
-from PyQt4.Qt import QDialog
+from PyQt5.Qt import QDialog
 
 from calibre.gui2.dialogs.choose_library_ui import Ui_Dialog
 from calibre.gui2 import error_dialog, choose_dir

src/calibre/gui2/dialogs/choose_plugin_toolbars.py

@@ -9,7 +9,7 @@ __docformat__ = 'restructuredtext en'
 __license__   = 'GPL v3'
 
 
-from PyQt4.Qt import (QDialog, QVBoxLayout, QLabel, QDialogButtonBox,
+from PyQt5.Qt import (QDialog, QVBoxLayout, QLabel, QDialogButtonBox,
             QListWidget, QAbstractItemView)
 from PyQt4 import QtGui
 

src/calibre/gui2/dialogs/comicconf.py

@@ -4,7 +4,7 @@ __copyright__ = '2008, Kovid Goyal kovid@kovidgoyal.net'
 __docformat__ = 'restructuredtext en'
 
 ''''''
-from PyQt4.QtGui import QDialog
+from PyQt5.QtGui import QDialog
 from calibre.gui2.dialogs.comicconf_ui import Ui_Dialog
 from calibre.ebooks.lrf.comic.convert_from import config, PROFILES
 

src/calibre/gui2/dialogs/comments_dialog.py

@@ -3,7 +3,7 @@ __copyright__ = '2008, Kovid Goyal kovid@kovidgoyal.net'
 __docformat__ = 'restructuredtext en'
 __license__   = 'GPL v3'
 
-from PyQt4.Qt import Qt, QDialog, QDialogButtonBox
+from PyQt5.Qt import Qt, QDialog, QDialogButtonBox
 
 from calibre.gui2 import gprefs
 from calibre.gui2.dialogs.comments_dialog_ui import Ui_CommentsDialog

src/calibre/gui2/dialogs/confirm_delete.py

@@ -3,7 +3,7 @@ __license__   = 'GPL v3'
 __copyright__ = '2008, Kovid Goyal kovid@kovidgoyal.net'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import QDialog, Qt, QPixmap, QIcon
+from PyQt5.Qt import QDialog, Qt, QPixmap, QIcon
 
 from calibre import confirm_config_name
 from calibre.gui2 import dynamic

src/calibre/gui2/dialogs/confirm_delete_location.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 from functools import partial
 
 from calibre.gui2.dialogs.confirm_delete_location_ui import Ui_Dialog
-from PyQt4.Qt import QDialog, Qt, QPixmap, QIcon
+from PyQt5.Qt import QDialog, Qt, QPixmap, QIcon
 
 class Dialog(QDialog, Ui_Dialog):
 

src/calibre/gui2/dialogs/conversion_error.py

@@ -1,6 +1,6 @@
 __license__   = 'GPL v3'
 __copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
-from PyQt4.QtGui import QDialog
+from PyQt5.QtGui import QDialog
 
 from calibre.gui2.dialogs.conversion_error_ui import Ui_ConversionErrorDialog
 

src/calibre/gui2/dialogs/delete_matching_from_device.py

@@ -3,7 +3,7 @@ __copyright__ = '2008, Kovid Goyal kovid@kovidgoyal.net'
 __docformat__ = 'restructuredtext en'
 __license__   = 'GPL v3'
 
-from PyQt4.Qt import Qt, QDialog, QTableWidgetItem, QAbstractItemView
+from PyQt5.Qt import Qt, QDialog, QTableWidgetItem, QAbstractItemView
 
 from calibre import strftime
 from calibre.ebooks.metadata import authors_to_string, authors_to_sort_string, \

src/calibre/gui2/dialogs/device_category_editor.py

@@ -1,8 +1,8 @@
 __license__   = 'GPL v3'
 __copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
 
-from PyQt4.QtCore import Qt, QString
-from PyQt4.QtGui import QDialog, QListWidgetItem
+from PyQt5.QtCore import Qt, QString
+from PyQt5.QtGui import QDialog, QListWidgetItem
 
 from calibre.gui2.dialogs.device_category_editor_ui import Ui_DeviceCategoryEditor
 from calibre.gui2 import question_dialog, error_dialog

src/calibre/gui2/dialogs/drm_error.py

@@ -6,7 +6,7 @@ __copyright__ = '2011, Kovid Goyal <kovid@kovidgoyal.net>'
 __docformat__ = 'restructuredtext en'
 
 
-from PyQt4.Qt import QDialog
+from PyQt5.Qt import QDialog
 from calibre.gui2.dialogs.drm_error_ui import Ui_Dialog
 
 class DRMErrorMessage(QDialog, Ui_Dialog):

src/calibre/gui2/dialogs/duplicates.py

@@ -9,7 +9,7 @@ __docformat__ = 'restructuredtext en'
 
 import os.path
 
-from PyQt4.Qt import (
+from PyQt5.Qt import (
     QDialog, QGridLayout, QIcon, QLabel, QTreeWidget, QTreeWidgetItem, Qt,
     QFont, QDialogButtonBox, QApplication)
 

src/calibre/gui2/dialogs/edit_authors_dialog.py

@@ -3,7 +3,7 @@ __copyright__ = '2008, Kovid Goyal kovid@kovidgoyal.net'
 __docformat__ = 'restructuredtext en'
 __license__   = 'GPL v3'
 
-from PyQt4.Qt import (Qt, QDialog, QTableWidgetItem, QAbstractItemView, QIcon,
+from PyQt5.Qt import (Qt, QDialog, QTableWidgetItem, QAbstractItemView, QIcon,
                   QDialogButtonBox, QFrame, QLabel, QTimer, QMenu, QApplication,
                   QByteArray)
 

src/calibre/gui2/dialogs/match_books.py

@@ -8,7 +8,7 @@ __copyright__ = '2013, Kovid Goyal kovid@kovidgoyal.net'
 __docformat__ = 'restructuredtext en'
 
 
-from PyQt4.Qt import (Qt, QDialog, QAbstractItemView, QTableWidgetItem,
+from PyQt5.Qt import (Qt, QDialog, QAbstractItemView, QTableWidgetItem,
                       QByteArray)
 
 from calibre.gui2 import gprefs, error_dialog