Functions§
- build_
a1_ headers - Assign keys with A1+ notation
- build_
c01_ headers - Assign keys as c + zero-padded number
- build_
header_ keys - Build header keys from the first row of a CSV file or headers captured from a spreadsheet
- natural_
column_ keys - The natural (un-overridden) key for each column, exactly as build_header_keys would derive it with no column overrides at all. Used as the matching target for column overrides that reference a column by its source_key rather than by position.
- resolve_
columns - Resolve a (possibly unordered, possibly sparse) list of column overrides against a sheet’s natural header keys, producing one Column per natural column, aligned by index.
- to_
a1_ col_ key - to_
c01_ col_ key - to_
head_ key - to_
head_ key_ default - to_
padded_ col_ key - to_
padded_ col_ suffix