fix: bulk transfer students

[SKairinos]

This change is 

[faucomte97]

Reviewed 4 of 4 files at r1, all commit messages.
Reviewable status: all files reviewed, 1 unresolved discussion (waiting on @SKairinos)

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codeforlife/tests/model_view_set.py line 255 at r1 (raw file):

    # --------------------------------------------------------------------------

    def _assert_partial_update(

Why remove partial?

[SKairinos]

Reviewable status: 2 of 4 files reviewed, 1 unresolved discussion (waiting on @faucomte97)

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codeforlife/tests/model_view_set.py line 255 at r1 (raw file):

Previously, faucomte97 (Florian Aucomte) wrote…

Why remove partial?

_assert_update is used to assert both the update and partial_update actions. see the following helpers below:

1. def partial_update
2. def bulk_partial_update
3. def bulk_update

instead, we now pass a bool arg called partial which denotes whether the data will contains a subset of the data or all of it contains_subset=partial.

[faucomte97]

Reviewed 2 of 2 files at r2, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @SKairinos)