[FEAT] Add grouping metadata functionality - Githubissues

nathaneastwood / poorman

A poor man's dependency free grammar of data manipulation

https://nathaneastwood.github.io/poorman/

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[FEAT] Add grouping metadata functionality #39

Closed nathaneastwood closed 4 years ago

nathaneastwood commented 4 years ago

[x] group_data()
[x] group_indices()
[x] group_vars()
[x] group_rows()
[x] group_size()
[x] n_groups()
[x] groups()