namedtuples_renamecolumn¶
- emlib.misc.namedtuples_renamecolumn(namedtuples, oldname, newname, classname=None)[source]¶
Rename the column of a seq of namedtuples
- Parameters:
namedtuples – a list of namedtuples
oldname – the name of the column which will be modified
newname – the new name of the column
classname – the name of the new namedtuple class
- Returns:
the new namedtuples with the renamed column
>>> from collections import namedtuple >>> Person = namedtuple("Person", "firstname familyname") >>> people = [Person("John", "Smith"), Person("Amy", "Adams")] >>> people2 = namedtuples_renamecolumn(people, "firstname", "first_name") >>> people2[0]._fields ('first_name', 'familyname')