- `commits_per_author`: which returns a hash map with the number of commits per author. The auditors will be identified by their GitHub login.
- `commits_per_author`: which returns a hash map with the number of commits per author. The auditors will be identified by their GitHub login.
- `commits_per_week`: which returns a hash map with the number of commits per week.
- `commits_per_week`: which returns a hash map with the number of commits per week.
> A week is represented by the a year followed by the number of the week. For example, January 1, 2020 is in week 1 of 2020 and will be represented by a `String` with the form `"2020-W1"`.
> A week is represented by the year followed by the number of the week. For example, January 1, 2020 is in week 1 of 2020 and will be represented by a `String` with the form `"2020-W1"`.