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MOBI output: Dont fail if input document contains invalid % based lengths. Fixes #1956097 [news download crashes with TypeError: '<' not supported between instances of 'float' and 'str'](https://bugs.launchpad.net/calibre/+bug/1956097)

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Kovid Goyal 2021-12-31 20:48:14 +05:30
parent ce138b1744
commit fdbffe60fe
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1 changed files with 9 additions and 5 deletions
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src/calibre/ebooks/mobi/mobiml.py
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@ -6,14 +6,17 @@ __license__ = 'GPL v3'
__copyright__ = '2008, Marshall T. Vandegrift <llasram@gmail.cam>'
import copy
import re
import numbers
import re
from contextlib import suppress
from lxml import etree
from calibre.ebooks.oeb.base import namespace, barename
from calibre.ebooks.oeb.base import XHTML, XHTML_NS, urlnormalize
from calibre.ebooks.mobi.utils import convert_color_for_font_tag
from calibre.ebooks.oeb.base import (
XHTML, XHTML_NS, barename, namespace, urlnormalize
)
from calibre.ebooks.oeb.stylizer import Stylizer
from calibre.ebooks.oeb.transforms.flatcss import KeyMapper
from calibre.ebooks.mobi.utils import convert_color_for_font_tag
from calibre.utils.imghdr import identify
from polyglot.builtins import string_or_bytes
@ -55,6 +58,7 @@ def convert_margin(style, which):
ans = asfloat(style[which])
raw = style._get(which)
if isinstance(raw, str) and '%' in raw:
with suppress(TypeError):
ans = min(style._unit_convert(raw, base=600), ans)
return ans