GitLab

Remove the multiple-select library as it seems it it not used:

// unrelated
$ grep -r --exclude-dir=.git multiple-select .
./env/lib/python3.6/site-packages/django/contrib/admin/static/admin/js/SelectFilter2.js:SelectFilter2 - Turns a multiple-select box into a filter interface.


// nothing
$ grep -r --exclude-dir=.git select_single .


// only .html files from a dependency, no CSS class
$ grep -r --exclude-dir=.git select_multiple .
./env/lib/python3.6/site-packages/djangorestframework-3.10.3.dist-info/RECORD:rest_framework/templates/rest_framework/horizontal/select_multiple.html,sha256=C_98qhJwLTMNfbFBn6nhD3Qjdp6tcHwq82d8S3pFwSw,1229
./env/lib/python3.6/site-packages/djangorestframework-3.10.3.dist-info/RECORD:rest_framework/templates/rest_framework/inline/select_multiple.html,sha256=3zoyMlBWFNDVT7yI-zgN3lMVPGmWOBRKB6-Qyzlu174,917
./env/lib/python3.6/site-packages/djangorestframework-3.10.3.dist-info/RECORD:rest_framework/templates/rest_framework/vertical/select_multiple.html,sha256=97Rtt11FQHTX0yk-ksj3dchMXO7BBC2U4_6WZqqpegI,1184
Binary file ./env/lib/python3.6/site-packages/rest_framework/__pycache__/renderers.cpython-36.pyc matches
./env/lib/python3.6/site-packages/rest_framework/renderers.py:            'base_template': 'select_multiple.html',  # Also valid: 'checkbox_multiple.html'
./env/lib/python3.6/site-packages/rest_framework/renderers.py:            'base_template': 'select_multiple.html',  # Also valid: 'checkbox_multiple.html'


// nothing
$ grep -r --exclude-dir=.git "\<SelectSingle\>" .


// ajax_select has a SelectMultiple class but it does not seem linked
$ grep -r --exclude-dir=.git "\<SelectMultiple\>" .
./env/lib/python3.6/site-packages/ajax_select/fields.py:class AutoCompleteSelectMultipleWidget(forms.widgets.SelectMultiple):
./env/lib/python3.6/site-packages/django/forms/widgets.py:    'NullBooleanSelect', 'SelectMultiple', 'RadioSelect',
./env/lib/python3.6/site-packages/django/forms/widgets.py:class SelectMultiple(Select):
./env/lib/python3.6/site-packages/django/forms/fields.py:    NullBooleanSelect, NumberInput, Select, SelectMultiple,
./env/lib/python3.6/site-packages/django/forms/fields.py:    widget = SelectMultiple
./env/lib/python3.6/site-packages/django/forms/models.py:    HiddenInput, MultipleHiddenInput, SelectMultiple,
./env/lib/python3.6/site-packages/django/forms/models.py:    widget = SelectMultiple
Binary file ./env/lib/python3.6/site-packages/django/forms/__pycache__/widgets.cpython-36.pyc matches
Binary file ./env/lib/python3.6/site-packages/django/forms/__pycache__/models.cpython-36.pyc matches
./env/lib/python3.6/site-packages/django/contrib/admin/options.py:from django.forms.widgets import CheckboxSelectMultiple, SelectMultiple
./env/lib/python3.6/site-packages/django/contrib/admin/options.py:        if (isinstance(form_field.widget, SelectMultiple) and
./env/lib/python3.6/site-packages/django/contrib/admin/widgets.py:class FilteredSelectMultiple(forms.SelectMultiple):
./env/lib/python3.6/site-packages/django/contrib/admin/widgets.py:    A SelectMultiple with a JavaScript filter interface.
./env/lib/python3.6/site-packages/django/contrib/admin/widgets.py:class AutocompleteSelectMultiple(AutocompleteMixin, forms.SelectMultiple):
Binary file ./env/lib/python3.6/site-packages/django/contrib/admin/__pycache__/widgets.cpython-36.pyc matches
Binary file ./env/lib/python3.6/site-packages/django/contrib/admin/__pycache__/options.cpython-36.pyc matches

This needs to be checked! I don't know the codebase, it could be loaded dynamically by concatenation or other (wtf though?). The multiple select inputs look like this.