diff options
Diffstat (limited to 'pyparsing/util.py')
| -rw-r--r-- | pyparsing/util.py | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/pyparsing/util.py b/pyparsing/util.py index 009c479..07d8dc7 100644 --- a/pyparsing/util.py +++ b/pyparsing/util.py @@ -206,12 +206,16 @@ def _collapseStringToRanges(s, re_escape=True): if len(s) > 3: for _, chars in itertools.groupby(s, key=is_consecutive): first = last = next(chars) - last = collections.deque(itertools.chain(iter([last]), chars), maxlen=1).pop() + last = collections.deque( + itertools.chain(iter([last]), chars), maxlen=1 + ).pop() if first == last: ret.append(escape_re_range_char(first)) else: ret.append( - "{}-{}".format(escape_re_range_char(first), escape_re_range_char(last)) + "{}-{}".format( + escape_re_range_char(first), escape_re_range_char(last) + ) ) else: ret = [escape_re_range_char(c) for c in s] |