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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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21
src/calibre/gui2/library.py
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@ -1,10 +1,11 @@
from calibre.ebooks.metadata import authors_to_string
__license__ = 'GPL v3'
__copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
import os, textwrap, traceback, re, shutil
from operator import attrgetter
from math import cos, sin, pi
from contextlib import closing
from PyQt4.QtGui import QTableView, QAbstractItemView, QColor, \
QItemDelegate, QPainterPath, QLinearGradient, QBrush, \
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.utils.search_query_parser import SearchQueryParser
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.date import dt_factory, qt_to_dt, isoformat
@ -469,9 +471,10 @@ class BooksModel(QAbstractTableModel):
break
if format is not None:
pt = PersistentTemporaryFile(suffix='.'+format)
src = self.db.format(id, format, index_is_id=True, as_file=True)
shutil.copyfileobj(src, pt)
pt.flush()
with closing(self.db.format(id, format, index_is_id=True,
as_file=True)) as src:
shutil.copyfileobj(src, pt)
pt.flush()
pt.seek(0)
if set_metadata:
_set_metadata(pt, self.db.get_metadata(id, get_cover=True, index_is_id=True),
@ -505,8 +508,10 @@ class BooksModel(QAbstractTableModel):
break
if format is not None:
pt = PersistentTemporaryFile(suffix='.'+format)
pt.write(self.db.format(row, format))
pt.flush()
with closing(self.db.format(row, format, as_file=True)) as src:
shutil.copyfileobj(src, pt)
pt.flush()
pt.seek(0)
if set_metadata:
_set_metadata(pt, self.db.get_metadata(row, get_cover=True),
format)