devicehub-django/lot/forms.py

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from django import forms
from lot.models import Lot
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class LotsForm(forms.Form):
lots = forms.ModelMultipleChoiceField(
queryset=Lot.objects.all(),
widget=forms.CheckboxSelectMultiple,
)
def clean(self):
self._lots = self.cleaned_data.get("lots")
return self._lots
def save(self, commit=True):
if not commit:
return
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for dev in self.devices:
for lot in self._lots:
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lot.add(dev.id)
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return
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def remove(self):
for dev in self.devices:
for lot in self._lots:
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lot.remove(dev.id)
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return