- QDFile.del_column(col=None, duplicates=False)¶
Delete a column from the current
col (int, string, iterable of booleans, list or re) – is the column index as defined for
DataFile.find_col()to the column to be deleted
- Keyword Arguments
duplicates (bool) – (default False) look for duplicated columns
self – The
DataFileobject with the column deleted.
If duplicates is True and col is None then all duplicate columns are removed,
if col is not None and duplicates is True then all duplicates of the specified column are removed.
- If duplicates is False and col is either None or False then all masked coplumns are deleeted. If
col is True, then all columns that are not set i the
setasattrobute are delted.
If col is a list (duplicates should not be None) then the all the matching columns are found.
If col is an iterable of booleans, then all columns whose elements are False are deleted.
- If col is None and duplicates is None, then all columns with at least one elelemtn masked
will be deleted