Delay load playform nad utils.config

src/calibre/customize/builtins.py

@@ -1762,7 +1762,7 @@ if __name__ == '__main__':
         for x in ('lxml', 'calibre.ebooks.BeautifulSoup', 'uuid',
             'calibre.utils.terminal', 'calibre.utils.magick', 'PIL', 'Image',
             'sqlite3', 'mechanize', 'httplib', 'xml', 'inspect', 'urllib',
-            'calibre.utils.date'):
+            'calibre.utils.date', 'calibre.utils.config', 'platform'):
             if x in sys.modules:
                 ret = 1
                 print (x, 'has been loaded by a plugin')

src/calibre/devices/apple/driver.py

@@ -5,7 +5,7 @@ __copyright__ = '2010, Gregory Riker'
 __docformat__ = 'restructuredtext en'
 
 
-import cStringIO, ctypes, datetime, os, platform, re, shutil, sys, tempfile, time
+import cStringIO, ctypes, datetime, os, re, shutil, sys, tempfile, time
 
 from calibre import fit_image, confirm_config_name, strftime as _strftime
 from calibre.constants import (
@@ -17,7 +17,7 @@ from calibre.devices.interface import DevicePlugin
 from calibre.ebooks.metadata import (author_to_author_sort, authors_to_string,
     MetaInformation, title_sort)
 from calibre.ebooks.metadata.book.base import Metadata
-from calibre.utils.config import config_dir, dynamic, prefs
+from calibre.utils.config_base import config_dir, prefs
 from calibre.utils.zipfile import ZipFile
 
 DEBUG = CALIBRE_DEBUG
@@ -96,6 +96,7 @@ class AppleOpenFeedback(OpenFeedback):
 
             def do_it(self, return_code):
                 from calibre.utils.logging import default_log
+                from calibre.utils.config import dynamic
                 if return_code == self.Accepted:
                     default_log.info(" Apple driver ENABLED")
                     dynamic[confirm_config_name(self.cd.plugin.DISPLAY_DISABLE_DIALOG)] = False
@@ -882,6 +883,7 @@ class ITUNES(DriverBase):
         if False:
             # Display a dialog recommending using 'Connect to iTunes' if user hasn't
             # previously disabled the dialog
+            from calibre.utils.config import dynamic
             if dynamic.get(confirm_config_name(self.DISPLAY_DISABLE_DIALOG), True):
                 raise AppleOpenFeedback(self)
             else:
@@ -2480,6 +2482,7 @@ class ITUNES(DriverBase):
             '''
 
             if DEBUG:
+                import platform
                 logger().info("  %s %s" % (__appname__, __version__))
                 logger().info("  [OSX %s, %s %s (%s), %s driver version %d.%d.%d]" %
                  (platform.mac_ver()[0],

src/calibre/devices/kobo/books.py

@@ -10,7 +10,7 @@ from calibre.utils.icu import sort_key
 
 from calibre.devices.usbms.books import Book as Book_
 from calibre.devices.usbms.books import CollectionsBookList
-from calibre.utils.config import prefs
+from calibre.utils.config_base import prefs
 from calibre.devices.usbms.driver import debug_print
 from calibre.ebooks.metadata import author_to_author_sort
 

src/calibre/devices/kobo/driver.py

@@ -26,7 +26,7 @@ from calibre.devices.usbms.driver import USBMS, debug_print
 from calibre import prints
 from calibre.ptempfile import PersistentTemporaryFile
 from calibre.constants import DEBUG
-from calibre.utils.config import prefs
+from calibre.utils.config_base import prefs
 
 
 class KOBO(USBMS):

src/calibre/devices/mtp/driver.py

@@ -17,7 +17,6 @@ from calibre.devices.errors import PathError
 from calibre.devices.mtp.base import debug
 from calibre.devices.mtp.defaults import DeviceDefaults
 from calibre.ptempfile import SpooledTemporaryFile, PersistentTemporaryDirectory
-from calibre.utils.config import from_json, to_json, JSONConfig
 from calibre.utils.filenames import shorten_components_to
 
 BASE = importlib.import_module('calibre.devices.mtp.%s.driver'%(
@@ -56,6 +55,7 @@ class MTP_DEVICE(BASE):
 
     @property
     def prefs(self):
+        from calibre.utils.config import JSONConfig
         if self._prefs is None:
             self._prefs = p = JSONConfig('mtp_devices')
             p.defaults['format_map'] = self.FORMATS
@@ -129,6 +129,7 @@ class MTP_DEVICE(BASE):
     # Device information {{{
     def _update_drive_info(self, storage, location_code, name=None):
         from calibre.utils.date import isoformat, now
+        from calibre.utils.config import from_json, to_json
         import uuid
         f = storage.find_path((self.DRIVEINFO,))
         dinfo = {}

src/calibre/devices/smart_device_app/driver.py

@@ -34,7 +34,7 @@ from calibre.library import current_library_name
 from calibre.library.server import server_config as content_server_config
 from calibre.ptempfile import PersistentTemporaryFile
 from calibre.utils.ipc import eintr_retry_call
-from calibre.utils.config import from_json, tweaks
+from calibre.utils.config_base import tweaks
 from calibre.utils.filenames import ascii_filename as sanitize, shorten_components_to
 from calibre.utils.mdns import (publish as publish_zeroconf, unpublish as
         unpublish_zeroconf, get_all_ips)
@@ -594,6 +594,7 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
         raise ControlError(desc='Device responded with incorrect information')
 
     def _receive_from_client(self, print_debug_info=True):
+        from calibre.utils.config import from_json
         extra_debug = self.settings().extra_customization[self.OPT_EXTRA_DEBUG]
         try:
             v = self._read_string_from_net()

src/calibre/devices/usbms/books.py

@@ -12,7 +12,7 @@ from calibre.devices.mime import mime_type_ext
 from calibre.devices.interface import BookList as _BookList
 from calibre.constants import preferred_encoding
 from calibre import isbytestring, force_unicode
-from calibre.utils.config import device_prefs, tweaks
+from calibre.utils.config_base import tweaks
 from calibre.utils.icu import sort_key
 
 class Book(Metadata):
@@ -124,6 +124,7 @@ class CollectionsBookList(BookList):
 
     def get_collections(self, collection_attributes):
         from calibre.devices.usbms.driver import debug_print
+        from calibre.utils.config import device_prefs
         debug_print('Starting get_collections:', device_prefs['manage_device_metadata'])
         debug_print('Renaming rules:', tweaks['sony_collection_renaming_rules'])
         debug_print('Formatting template:', tweaks['sony_collection_name_template'])

src/calibre/devices/usbms/deviceconfig.py

@@ -4,7 +4,7 @@ __license__ = 'GPL 3'
 __copyright__ = '2009, John Schember <john@nachtimwald.com>'
 __docformat__ = 'restructuredtext en'
 
-from calibre.utils.config import Config, ConfigProxy
+from calibre.utils.config_base import Config, ConfigProxy
 
 
 class DeviceConfig(object):

src/calibre/devices/usbms/driver.py

@@ -20,7 +20,6 @@ from calibre.devices.usbms.cli import CLI
 from calibre.devices.usbms.device import Device
 from calibre.devices.usbms.books import BookList, Book
 from calibre.ebooks.metadata.book.json_codec import JsonCodec
-from calibre.utils.config import from_json, to_json
 
 BASE_TIME = None
 def debug_print(*args):
@@ -75,6 +74,7 @@ class USBMS(CLI, Device):
         return dinfo
 
     def _update_driveinfo_file(self, prefix, location_code, name=None):
+        from calibre.utils.config import from_json, to_json
         if os.path.exists(os.path.join(prefix, self.DRIVEINFO)):
             with open(os.path.join(prefix, self.DRIVEINFO), 'rb') as f:
                 try:

src/calibre/ebooks/metadata/__init__.py

@@ -11,7 +11,7 @@ from urlparse import urlparse
 
 from calibre import relpath, guess_type, remove_bracketed_text, prints
 
-from calibre.utils.config import tweaks
+from calibre.utils.config_base import tweaks
 
 try:
     _author_pat = re.compile(tweaks['authors_split_regex'])

src/calibre/ebooks/metadata/sources/base.py

@@ -12,26 +12,9 @@ from future_builtins import map
 
 from calibre import browser, random_user_agent
 from calibre.customize import Plugin
-from calibre.utils.config import JSONConfig
 from calibre.utils.icu import capitalize, lower, upper
 from calibre.ebooks.metadata import check_isbn
 
-msprefs = JSONConfig('metadata_sources/global.json')
-msprefs.defaults['txt_comments'] = False
-msprefs.defaults['ignore_fields'] = []
-msprefs.defaults['user_default_ignore_fields'] = []
-msprefs.defaults['max_tags'] = 20
-msprefs.defaults['wait_after_first_identify_result'] = 30 # seconds
-msprefs.defaults['wait_after_first_cover_result'] = 60 # seconds
-msprefs.defaults['swap_author_names'] = False
-msprefs.defaults['fewer_tags'] = True
-msprefs.defaults['find_first_edition_date'] = False
-
-# Google covers are often poor quality (scans/errors) but they have high
-# resolution, so they trump covers from better sources. So make sure they
-# are only used if no other covers are found.
-msprefs.defaults['cover_priorities'] = {'Google':2, 'Google Images':2, 'Big Book Search':2}
-
 def create_log(ostream=None):
     from calibre.utils.logging import ThreadSafeLog, FileStream
     log = ThreadSafeLog(level=ThreadSafeLog.DEBUG)
@@ -263,6 +246,7 @@ class Source(Plugin):
     @property
     def prefs(self):
         if self._config_obj is None:
+            from calibre.utils.config import JSONConfig
             self._config_obj = JSONConfig('metadata_sources/%s.json'%self.name)
         return self._config_obj
     # }}}

src/calibre/ebooks/metadata/sources/covers.py

@@ -13,7 +13,8 @@ from threading import Thread, Event
 from io import BytesIO
 
 from calibre.customize.ui import metadata_plugins
-from calibre.ebooks.metadata.sources.base import msprefs, create_log
+from calibre.ebooks.metadata.sources.base import create_log
+from calibre.ebooks.metadata.sources.prefs import msprefs
 from calibre.utils.magick.draw import Image, save_cover_data_to
 
 class Worker(Thread):

src/calibre/ebooks/metadata/sources/identify.py

@@ -16,7 +16,8 @@ from operator import attrgetter
 from urlparse import urlparse
 
 from calibre.customize.ui import metadata_plugins, all_metadata_plugins
-from calibre.ebooks.metadata.sources.base import create_log, msprefs
+from calibre.ebooks.metadata.sources.base import create_log
+from calibre.ebooks.metadata.sources.prefs import msprefs
 from calibre.ebooks.metadata.xisbn import xisbn
 from calibre.ebooks.metadata.book.base import Metadata
 from calibre.utils.date import utc_tz, as_utc

src/calibre/ebooks/metadata/sources/prefs.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python
+# vim:fileencoding=utf-8
+from __future__ import (unicode_literals, division, absolute_import,
+                        print_function)
+
+__license__ = 'GPL v3'
+__copyright__ = '2013, Kovid Goyal <kovid at kovidgoyal.net>'
+
+from calibre.utils.config import JSONConfig
+
+msprefs = JSONConfig('metadata_sources/global.json')
+msprefs.defaults['txt_comments'] = False
+msprefs.defaults['ignore_fields'] = []
+msprefs.defaults['user_default_ignore_fields'] = []
+msprefs.defaults['max_tags'] = 20
+msprefs.defaults['wait_after_first_identify_result'] = 30  # seconds
+msprefs.defaults['wait_after_first_cover_result'] = 60  # seconds
+msprefs.defaults['swap_author_names'] = False
+msprefs.defaults['fewer_tags'] = True
+msprefs.defaults['find_first_edition_date'] = False
+
+# Google covers are often poor quality (scans/errors) but they have high
+# resolution, so they trump covers from better sources. So make sure they
+# are only used if no other covers are found.
+msprefs.defaults['cover_priorities'] = {'Google':2, 'Google Images':2, 'Big Book Search':2}
+
+
+

src/calibre/ebooks/metadata/sources/test.py

@@ -14,8 +14,8 @@ from threading import Event
 from calibre.customize.ui import all_metadata_plugins
 from calibre import prints, sanitize_file_name2
 from calibre.ebooks.metadata import check_isbn
-from calibre.ebooks.metadata.sources.base import (create_log,
+from calibre.ebooks.metadata.sources.base import create_log, get_cached_cover_urls
-        get_cached_cover_urls, msprefs)
+from calibre.ebooks.metadata.sources.prefs import msprefs
 
 def isbn_test(isbn):
     isbn_ = check_isbn(isbn)

src/calibre/gui2/metadata/single.py

@@ -421,7 +421,7 @@ class MetadataSingleDialogBase(ResizableDialog):
         ret = d.start(title=self.title.current_val, authors=self.authors.current_val,
                 identifiers=self.identifiers.current_val)
         if ret == d.Accepted:
-            from calibre.ebooks.metadata.sources.base import msprefs
+            from calibre.ebooks.metadata.sources.prefs import msprefs
             mi = d.book
             dummy = Metadata(_('Unknown'))
             for f in msprefs['ignore_fields']:

src/calibre/gui2/preferences/metadata_sources.py

@@ -14,7 +14,7 @@ from PyQt4.Qt import (QAbstractTableModel, Qt, QAbstractListModel, QWidget,
 
 from calibre.gui2.preferences import ConfigWidgetBase, test_widget
 from calibre.gui2.preferences.metadata_sources_ui import Ui_Form
-from calibre.ebooks.metadata.sources.base import msprefs
+from calibre.ebooks.metadata.sources.prefs import msprefs
 from calibre.customize.ui import (all_metadata_plugins, is_disabled,
         enable_plugin, disable_plugin, default_disabled_plugins)
 from calibre.gui2 import NONE, error_dialog, question_dialog

src/calibre/library/catalogs/epub_mobi.py

@@ -17,7 +17,6 @@ from calibre.ebooks import calibre_cover
 from calibre.library import current_library_name
 from calibre.library.catalogs import AuthorSortMismatchException, EmptyCatalogException
 from calibre.ptempfile import PersistentTemporaryFile
-from calibre.utils.config import JSONConfig
 from calibre.utils.localization import calibre_langcode_to_name, canonicalize_lang, get_lang
 
 Option = namedtuple('Option', 'option, default, dest, action, help')
@@ -191,6 +190,7 @@ class EPUB_MOBI(CatalogPlugin):
     def run(self, path_to_output, opts, db, notification=DummyReporter()):
         from calibre.library.catalogs.epub_mobi_builder import CatalogBuilder
         from calibre.utils.logging import default_log as log
+        from calibre.utils.config import JSONConfig
 
         # If preset specified from the cli, insert stored options from JSON file
         if hasattr(opts, 'preset') and opts.preset:

src/calibre/library/field_metadata.py

@@ -6,7 +6,7 @@ Created on 25 May 2010
 import copy, traceback
 from collections import OrderedDict
 
-from calibre.utils.config import tweaks
+from calibre.utils.config_base import tweaks
 
 class TagsIcons(dict):
     '''

src/calibre/library/server/__init__.py

@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 import os
 
-from calibre.utils.config import Config, StringConfig, config_dir, tweaks
+from calibre.utils.config_base import Config, StringConfig, config_dir, tweaks
 
 
 listen_on = tweaks['server_listen_on']