/usr/lib/python3/dist-packages/ly/etreeutil.py is in python3-ly 0.9.3-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | # This file is part of python-ly, https://pypi.python.org/pypi/python-ly
#
# Copyright (c) 2013 - 2015 by Wilbert Berendsen
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
# See http://www.gnu.org/licenses/ for more information.
"""
Utility functions for use with xml.etree.ElementTree.
"""
from __future__ import unicode_literals
def isblank(s):
"""Return True if s is empty or whitespace only."""
return not s or s.isspace()
def indent(elem, indent_string=" ", level=0):
"""Indent the XML in element.
Text content that is already non-whitespace is not changed.
"""
# based on http://effbot.org/zone/element-lib.htm#prettyprint
i = "\n" + indent_string * level
if len(elem):
if isblank(elem.text):
elem.text = i + indent_string
if isblank(elem.tail):
elem.tail = i
for elem in elem:
indent(elem, indent_string, level+1)
if isblank(elem.tail):
elem.tail = i
else:
if level and isblank(elem.tail):
elem.tail = i
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