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Cleanups

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This commit is contained in:
Kovid Goyal 2010-02-20 11:22:08 -07:00
parent 1167011285
commit dc0562d05e
1 changed files with 13 additions and 8 deletions
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15
src/calibre/gui2/library.py
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@ -1,10 +1,11 @@
from calibre.ebooks.metadata import authors_to_string
__license__ = 'GPL v3' __license__ = 'GPL v3'
__copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>' __copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
import os, textwrap, traceback, re, shutil import os, textwrap, traceback, re, shutil
from operator import attrgetter from operator import attrgetter
from math import cos, sin, pi from math import cos, sin, pi
from contextlib import closing
from PyQt4.QtGui import QTableView, QAbstractItemView, QColor, \ from PyQt4.QtGui import QTableView, QAbstractItemView, QColor, \
QItemDelegate, QPainterPath, QLinearGradient, QBrush, \ QItemDelegate, QPainterPath, QLinearGradient, QBrush, \
QPen, QStyle, QPainter, \ QPen, QStyle, QPainter, \
@ -22,7 +23,8 @@ from calibre.gui2 import NONE, TableView, qstring_to_unicode, config, \
from calibre.gui2.widgets import EnLineEdit, TagsLineEdit from calibre.gui2.widgets import EnLineEdit, TagsLineEdit
from calibre.utils.search_query_parser import SearchQueryParser from calibre.utils.search_query_parser import SearchQueryParser
from calibre.ebooks.metadata.meta import set_metadata as _set_metadata from calibre.ebooks.metadata.meta import set_metadata as _set_metadata
from calibre.ebooks.metadata import string_to_authors, fmt_sidx from calibre.ebooks.metadata import string_to_authors, fmt_sidx, \
authors_to_string
from calibre.utils.config import tweaks from calibre.utils.config import tweaks
from calibre.utils.date import dt_factory, qt_to_dt, isoformat from calibre.utils.date import dt_factory, qt_to_dt, isoformat
@ -469,7 +471,8 @@ class BooksModel(QAbstractTableModel):
break break
if format is not None: if format is not None:
pt = PersistentTemporaryFile(suffix='.'+format) pt = PersistentTemporaryFile(suffix='.'+format)
src = self.db.format(id, format, index_is_id=True, as_file=True) with closing(self.db.format(id, format, index_is_id=True,
as_file=True)) as src:
shutil.copyfileobj(src, pt) shutil.copyfileobj(src, pt)
pt.flush() pt.flush()
pt.seek(0) pt.seek(0)
@ -505,8 +508,10 @@ class BooksModel(QAbstractTableModel):
break break
if format is not None: if format is not None:
pt = PersistentTemporaryFile(suffix='.'+format) pt = PersistentTemporaryFile(suffix='.'+format)
pt.write(self.db.format(row, format)) with closing(self.db.format(row, format, as_file=True)) as src:
shutil.copyfileobj(src, pt)
pt.flush() pt.flush()
pt.seek(0)
if set_metadata: if set_metadata:
_set_metadata(pt, self.db.get_metadata(row, get_cover=True), _set_metadata(pt, self.db.get_metadata(row, get_cover=True),
format) format)