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Fix #5305 (Error converting CHM)

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Kovid Goyal 2010-04-15 07:02:14 +05:30
parent a07f7b396b
commit bdc0a283a4
1 changed files with 6 additions and 1 deletions
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7
src/calibre/ebooks/chm/metadata.py
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@ -96,11 +96,16 @@ def _get_cover(soup, rdr):
r = {}
for img in soup('img'):
try:
r[abs(float(img['height'])/float(img['width'])-1.25)] = img['src']
r[abs(float(re.search(r'[0-9.]+',
img['height']).group())/float(re.search(r'[0-9.]+',
img['width']).group())-1.25)] = img['src']
except KeyError:
# interestingly, occasionally the only image without height
# or width attrs is the cover...
r[0] = img['src']
except:
# Probably invalid width, height aattributes, ignore
continue
l = r.keys()
l.sort()
if l: