14 lines
259 B
Python
14 lines
259 B
Python
from .intcolumn import FormatColumn
|
|
|
|
|
|
class NothingColumn(FormatColumn):
|
|
ch_type = 'Nothing'
|
|
format = 'B'
|
|
|
|
@property
|
|
def size(self):
|
|
return 1
|
|
|
|
def after_read_items(self, items, nulls_map=None):
|
|
return (None, ) * len(items)
|