/usr/lib/python2.7/idlelib/RstripExtension.py is in idle-python2.7 2.7.6-8ubuntu0.5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | 'Provides "Strip trailing whitespace" under the "Format" menu.'
class RstripExtension:
menudefs = [
('format', [None, ('Strip trailing whitespace', '<<do-rstrip>>'), ] ), ]
def __init__(self, editwin):
self.editwin = editwin
self.editwin.text.bind("<<do-rstrip>>", self.do_rstrip)
def do_rstrip(self, event=None):
text = self.editwin.text
undo = self.editwin.undo
undo.undo_block_start()
end_line = int(float(text.index('end')))
for cur in range(1, end_line):
txt = text.get('%i.0' % cur, '%i.end' % cur)
raw = len(txt)
cut = len(txt.rstrip())
# Since text.delete() marks file as changed, even if not,
# only call it when needed to actually delete something.
if cut < raw:
text.delete('%i.%i' % (cur, cut), '%i.end' % cur)
undo.undo_block_stop()
if __name__ == "__main__":
import unittest
unittest.main('idlelib.idle_test.test_rstrip', verbosity=2, exit=False)
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