def __init__(self, parser):
ExcelLayoutSheetParsingContainer.__init__(self, parser=parser,
sheet=parser.sheet)
#: Contains the current step parsing container.
self.__current_step = None
#: The transfer volume tag definition for the current step.
self.__current_vol_predicate = None
#: The diluent tag definition for the current step.
self.__current_dil_predicate = None
#: Maps the step container onto starting rows (to allow for
#: layout association).
self.__steps_by_row = dict()
#: Stores the step container for each layout container.
self.__steps_by_layout = dict()
def _get_tag_label(self, column_index):
"""
The generic sample transfer parser only regards transfer volume
tags.
"""
tag_label = ExcelLayoutSheetParsingContainer._get_tag_label(self,
column_index)
if tag_label is None: return None
adj_tag_label = '%s_%i' % (tag_label, self.__current_step.number)
if self._parser.transfer_volume_validator.has_alias(tag_label):
self.__current_vol_predicate = adj_tag_label
return adj_tag_label
elif self._parser.diluent_validator.has_alias(tag_label):
self.__current_dil_predicate = adj_tag_label
return adj_tag_label
else:
return None