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Kovid Goyal 2022-06-20 14:12:12 +05:30
parent 584456876d
commit e111569c99
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1 changed files with 4 additions and 1 deletions
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5
src/calibre/ebooks/oeb/base.py
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@ -1903,7 +1903,10 @@ class OEBBook:
return
def _to_ncx(self):
lang = str(self.metadata.language[0])
try:
lang = str(self.metadata.language[0])
except IndexError:
lang = 'en'
lang = lang.replace('_', '-')
ncx = etree.Element(NCX('ncx'),
attrib={'version': '2005-1', XML('lang'): lang},