store: unindent most of the contents of the for loop in _auxencode()
by refactoring
for i, n in enumerate(res):
if n:
<main code block>
to
for i, n in enumerate(res):
if not n:
continue
<main code block>
(no functional change)
#!/usr/bin/env python
# Filter output by the progress extension to make it readable in tests
import sys, re
for line in sys.stdin:
line = re.sub(r'\r+[^\n]', lambda m: '\n' + m.group()[-1:], line)
sys.stdout.write(line)
print