22 lines
473 B
Python
22 lines
473 B
Python
# Copyright The IETF Trust 2015-2019, All Rights Reserved
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# -*- coding: utf-8 -*-
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from __future__ import absolute_import, print_function, unicode_literals
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import io
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import re
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def pdf_pages(filename):
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"""Return number of pages in PDF."""
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try:
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infile = io.open(filename, "rb")
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except IOError:
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return 0
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for line in infile:
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m = re.match(br'\] /Count ([0-9]+)',line)
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if m:
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return int(m.group(1))
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return 0
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