from django import forms
class ContactForm(forms.Form):
    subject = forms.CharField(max_length=100)
    e-mail = forms.EmailField(required=False)
    message = forms.CharField(widget=forms.Textarea)
def clean_message(self):
    message = self.cleaned_data[‘message’]
    num_words = len(message.split())
    if num_words < 4:
    raise forms.ValidationError(“Слишком мало слов!”)
return message

def clean_projectName(self):
        projectName = self.instance.projectName
        if len(projectName) < 5:
            raise ValidationError("Ошибка")
        return projectName

class ProjectsForms(forms.ModelForm):
    class Meta:
        model = Projects
        fields = ['projectName', 'startDate', 'endDate']
        exclude = ('owner',)
        widgets = {
            'projectName': forms.TextInput(attrs={'title':'Введите краткое наименование проекта', 'error_messages':"Ошибка"}),
            'startDate': SelectDateWidget(years=range(2010, datetime.date.today().year+50)),
            'endDate': SelectDateWidget(years=range(2010, datetime.date.today().year+50))
        }