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import logging
logger = logging.getLogger(__name__)
def unrepr(value):
raise NotImplementedError
def parse_entries(entries, *, ignoresep=None):
for entry in entries:
if ignoresep and ignoresep in entry:
subentries = [entry]
else:
subentries = entry.strip().replace(',', ' ').split()
for item in subentries:
if item.startswith('+'):
filename = item[1:]
try:
infile = open(filename)
except FileNotFoundError:
logger.debug(f'ignored in parse_entries(): +{filename}')
return
with infile:
# We read the entire file here to ensure the file
# gets closed sooner rather than later. Note that
# the file would stay open if this iterator is never
# exhausted.
lines = infile.read().splitlines()
for line in _iter_significant_lines(lines):
yield line, filename
else:
yield item, None
def _iter_significant_lines(lines):
for line in lines:
line = line.partition('#')[0]
if not line.strip():
continue
yield line
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