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Diffstat (limited to 'sphinx/jinja2glue.py')
| -rw-r--r-- | sphinx/jinja2glue.py | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/sphinx/jinja2glue.py b/sphinx/jinja2glue.py index f3ce87a8c..df1aa490c 100644 --- a/sphinx/jinja2glue.py +++ b/sphinx/jinja2glue.py @@ -35,6 +35,27 @@ def _toint(val): return 0 +def _slice_index(values, slices): + seq = list(values) + length = 0 + for value in values: + length += 1 + len(value[1][1]) # count includes subitems + items_per_slice = length // slices + offset = 0 + for slice_number in range(slices): + count = 0 + start = offset + if slices == slice_number + 1: # last column + offset = len(seq) + else: + for value in values[offset:]: + count += 1 + len(value[1][1]) + offset += 1 + if count >= items_per_slice: + break + yield seq[start:offset] + + def accesskey(context, key): """Helper to output each access key only once.""" if '_accesskeys' not in context: @@ -127,6 +148,7 @@ class BuiltinTemplateLoader(TemplateBridge, BaseLoader): extensions=extensions) self.environment.filters['tobool'] = _tobool self.environment.filters['toint'] = _toint + self.environment.filters['slice_index'] = _slice_index self.environment.globals['debug'] = contextfunction(pformat) self.environment.globals['accesskey'] = contextfunction(accesskey) self.environment.globals['idgen'] = idgen |