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This commit is contained in:
Kovid Goyal 2011-01-18 16:42:07 -07:00
parent 383b15e254
commit 10f4b48d68
1 changed files with 2 additions and 3 deletions
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5
src/calibre/gui2/convert/search_and_replace.py
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@ -46,9 +46,8 @@ class SearchAndReplaceWidget(Widget, Ui_Form):
for x in ('sr1_search', 'sr2_search', 'sr3_search'): for x in ('sr1_search', 'sr2_search', 'sr3_search'):
x = getattr(self, 'opt_'+x) x = getattr(self, 'opt_'+x)
try: try:
pat = unicode(x.regex).strip() pat = unicode(x.regex)
if pat: re.compile(pat)
re.compile(pat)
except Exception, err: except Exception, err:
error_dialog(self, _('Invalid regular expression'), error_dialog(self, _('Invalid regular expression'),
_('Invalid regular expression: %s')%err, show=True) _('Invalid regular expression: %s')%err, show=True)