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Dont die while rationalizing font sizes on LRF files with no text content.

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Kovid Goyal 2008-01-03 20:48:41 +00:00
parent 6853bfbd88
commit 7ea58726b4
1 changed files with 4 additions and 0 deletions
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4
src/libprs500/ebooks/lrf/pylrs/pylrs.py
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@ -581,6 +581,10 @@ def rationalize_font_sizes(self, base_font_size=10):
else:
fonts[fs] = 1
if not fonts:
print 'WARNING: LRF seems to have no textual content. Cannot rationalize font sizes.'
return
old_base_font_size = float(max(zip(fonts.keys(), fonts.values()), key=operator.itemgetter(1))[0])
factor = base_font_size/old_base_font_size