class EditPasswordForm forms Form old_password forms CharField max_len

class EditPasswordForm(forms.Form):
    old_password = forms.CharField(max_length=32, widget=forms.PasswordInput(attrs={'class': 'confirm'}))
    new_password = forms.CharField(max_length=32, widget=forms.PasswordInput(attrs={'class': 'confirm'}))
    new_password_confirmation = forms.CharField(max_length=32, widget=forms.PasswordInput(attrs={'class': 'confirm'}))

    def __init__(self, request, *args, **kwargs):
        self.request = request
        super(EditPasswordForm, self).__init__(*args, **kwargs)

    def clean_old_password(self):
        if not self.request.user.check_password(self.cleaned_data['old_password']):
            raise forms.ValidationError(u"Old password isn't correct")
        return self.cleaned_data['old_password']

    def clean_new_password_confirmation(self):
        if self.cleaned_data['new_password'] != self.cleaned_data['new_password_confirmation']:
            raise forms.ValidationError(u"password didnt match")
        return self.cleaned_data['new_password_confirmation']