Python django.forms.FloatField() Examples

def test_floatfield_widget_attrs(self):
        f = FloatField(widget=NumberInput(attrs={'step': 0.01, 'max': 1.0, 'min': 0.0}))
        self.assertWidgetRendersTo(
            f,
            '<input step="0.01" name="f" min="0.0" max="1.0" type="number" id="id_f" required>',
        ) 

def get_prep_value(self, value):
        value = super(FloatField, self).get_prep_value(value)
        if value is None:
            return None
        return float(value) 

def formfield(self, **kwargs):
        defaults = {'form_class': forms.FloatField}
        defaults.update(kwargs)
        return super(FloatField, self).formfield(**defaults) 

def get_internal_type(self):
        return "FloatField" 

def formfield(self, **kwargs):
        defaults = {'form_class': forms.FloatField}
        defaults.update(kwargs)
        return super(FloatField, self).formfield(**defaults) 

def get_prep_value(self, value):
        value = super(FloatField, self).get_prep_value(value)
        if value is None:
            return None
        return float(value) 

def get_internal_type(self):
        return "FloatField" 

def formfield(self, **kwargs):
        defaults = {'form_class': forms.FloatField}
        defaults.update(kwargs)
        return super(FloatField, self).formfield(**defaults) 

def test_should_float_convert_float():
    assert_conversion(forms.FloatField, Float) 

def get_form_field(self, **kwargs):
    """Return a Django form field appropriate for an integer property.

    This defaults to a FloatField instance when using Django 0.97 or
    later.  For 0.96 this defaults to the CharField class.
    """
    defaults = {}
    if hasattr(forms, 'FloatField'):
      defaults['form_class'] = forms.FloatField
    defaults.update(kwargs)
    return super(FloatProperty, self).get_form_field(**defaults) 

def test_floatfield_1(self):
        f = FloatField()
        self.assertWidgetRendersTo(f, '<input step="any" type="number" name="f" id="id_f" required>')
        with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
            f.clean('')
        with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
            f.clean(None)
        self.assertEqual(1.0, f.clean('1'))
        self.assertIsInstance(f.clean('1'), float)
        self.assertEqual(23.0, f.clean('23'))
        self.assertEqual(3.1400000000000001, f.clean('3.14'))
        self.assertEqual(3.1400000000000001, f.clean(3.14))
        self.assertEqual(42.0, f.clean(42))
        with self.assertRaisesMessage(ValidationError, "'Enter a number.'"):
            f.clean('a')
        self.assertEqual(1.0, f.clean('1.0 '))
        self.assertEqual(1.0, f.clean(' 1.0'))
        self.assertEqual(1.0, f.clean(' 1.0 '))
        with self.assertRaisesMessage(ValidationError, "'Enter a number.'"):
            f.clean('1.0a')
        self.assertIsNone(f.max_value)
        self.assertIsNone(f.min_value)
        with self.assertRaisesMessage(ValidationError, "'Enter a number.'"):
            f.clean('Infinity')
        with self.assertRaisesMessage(ValidationError, "'Enter a number.'"):
            f.clean('NaN')
        with self.assertRaisesMessage(ValidationError, "'Enter a number.'"):
            f.clean('-Inf') 

def test_floatfield_2(self):
        f = FloatField(required=False)
        self.assertIsNone(f.clean(''))
        self.assertIsNone(f.clean(None))
        self.assertEqual(1.0, f.clean('1'))
        self.assertIsNone(f.max_value)
        self.assertIsNone(f.min_value) 

def test_floatfield_3(self):
        f = FloatField(max_value=1.5, min_value=0.5)
        self.assertWidgetRendersTo(
            f,
            '<input step="any" name="f" min="0.5" max="1.5" type="number" id="id_f" required>',
        )
        with self.assertRaisesMessage(ValidationError, "'Ensure this value is less than or equal to 1.5.'"):
            f.clean('1.6')
        with self.assertRaisesMessage(ValidationError, "'Ensure this value is greater than or equal to 0.5.'"):
            f.clean('0.4')
        self.assertEqual(1.5, f.clean('1.5'))
        self.assertEqual(0.5, f.clean('0.5'))
        self.assertEqual(f.max_value, 1.5)
        self.assertEqual(f.min_value, 0.5) 

def test_floatfield_localized(self):
        """
        A localized FloatField's widget renders to a text input without any
        number input specific attributes.
        """
        f = FloatField(localize=True)
        self.assertWidgetRendersTo(f, '<input id="id_f" name="f" type="text" required>') 

def test_decimalfield_support_decimal_separator(self):
        f = FloatField(localize=True)
        self.assertEqual(f.clean('1001,10'), 1001.10)
        self.assertEqual(f.clean('1001.10'), 1001.10) 

def test_decimalfield_support_thousands_separator(self):
        f = FloatField(localize=True)
        self.assertEqual(f.clean('1.001,10'), 1001.10)
        msg = "'Enter a number.'"
        with self.assertRaisesMessage(ValidationError, msg):
            f.clean('1,001.1') 

def test_floatfield_1(self):
        f = FloatField()
        self.assertWidgetRendersTo(f, '<input step="any" type="number" name="f" id="id_f" required>')
        with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
            f.clean('')
        with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
            f.clean(None)
        self.assertEqual(1.0, f.clean('1'))
        self.assertIsInstance(f.clean('1'), float)
        self.assertEqual(23.0, f.clean('23'))
        self.assertEqual(3.1400000000000001, f.clean('3.14'))
        self.assertEqual(3.1400000000000001, f.clean(3.14))
        self.assertEqual(42.0, f.clean(42))
        with self.assertRaisesMessage(ValidationError, "'Enter a number.'"):
            f.clean('a')
        self.assertEqual(1.0, f.clean('1.0 '))
        self.assertEqual(1.0, f.clean(' 1.0'))
        self.assertEqual(1.0, f.clean(' 1.0 '))
        with self.assertRaisesMessage(ValidationError, "'Enter a number.'"):
            f.clean('1.0a')
        self.assertIsNone(f.max_value)
        self.assertIsNone(f.min_value)
        with self.assertRaisesMessage(ValidationError, "'Enter a number.'"):
            f.clean('Infinity')
        with self.assertRaisesMessage(ValidationError, "'Enter a number.'"):
            f.clean('NaN')
        with self.assertRaisesMessage(ValidationError, "'Enter a number.'"):
            f.clean('-Inf') 

def test_floatfield_2(self):
        f = FloatField(required=False)
        self.assertIsNone(f.clean(''))
        self.assertIsNone(f.clean(None))
        self.assertEqual(1.0, f.clean('1'))
        self.assertIsNone(f.max_value)
        self.assertIsNone(f.min_value) 

def test_floatfield_3(self):
        f = FloatField(max_value=1.5, min_value=0.5)
        self.assertWidgetRendersTo(
            f,
            '<input step="any" name="f" min="0.5" max="1.5" type="number" id="id_f" required>',
        )
        with self.assertRaisesMessage(ValidationError, "'Ensure this value is less than or equal to 1.5.'"):
            f.clean('1.6')
        with self.assertRaisesMessage(ValidationError, "'Ensure this value is greater than or equal to 0.5.'"):
            f.clean('0.4')
        self.assertEqual(1.5, f.clean('1.5'))
        self.assertEqual(0.5, f.clean('0.5'))
        self.assertEqual(f.max_value, 1.5)
        self.assertEqual(f.min_value, 0.5) 

def test_floatfield_localized(self):
        """
        A localized FloatField's widget renders to a text input without any
        number input specific attributes.
        """
        f = FloatField(localize=True)
        self.assertWidgetRendersTo(f, '<input id="id_f" name="f" type="text" required>') 

def test_floatfield_changed(self):
        f = FloatField()
        n = 4.35
        self.assertFalse(f.has_changed(n, '4.3500'))

        with translation.override('fr'), self.settings(USE_L10N=True):
            f = FloatField(localize=True)
            localized_n = formats.localize_input(n)  # -> '4,35' in French
            self.assertFalse(f.has_changed(n, localized_n)) 

def test_decimalfield_support_decimal_separator(self):
        f = FloatField(localize=True)
        self.assertEqual(f.clean('1001,10'), 1001.10)
        self.assertEqual(f.clean('1001.10'), 1001.10) 

def test_decimalfield_support_thousands_separator(self):
        f = FloatField(localize=True)
        self.assertEqual(f.clean('1.001,10'), 1001.10)
        msg = "'Enter a number.'"
        with self.assertRaisesMessage(ValidationError, msg):
            f.clean('1,001.1') 

def formfield(self, **kwargs):
        defaults = {'form_class': forms.FloatField}
        defaults.update(kwargs)
        return super().formfield(**defaults) 

def get_entry_field(self, questionanswer=None, student=None):
        resp_type = self.question.config.get('resp_type', 'float')
        if questionanswer:
            initial = questionanswer.answer.get('data', '')
        else:
            initial = None

        if resp_type == 'int':
            field = forms.IntegerField(required=False, initial=initial)
        else:
            field = forms.FloatField(required=False, initial=initial)

        field.widget.attrs.update({'class': 'numeric-answer'})
        return field 

def formfield(self, **kwargs):
        defaults = {'widget': django_forms.TextInput(attrs={'class': 'vIntegerField'}),
                    'initial': self.default}
        defaults.update(kwargs)
        return django_forms.FloatField(**defaults)


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

def __init__(self, *args, **kwargs):
        reg = kwargs.pop('registration')
        super(ApproveRegistrationForm, self).__init__(*args, **kwargs)

        workflow = ApproveRegistrationWorkflow(reg)

        self.fields['send_confirm_email'].initial = workflow.default_send_confirm_email
        self.fields['invite_to_slack'].initial = workflow.default_invite_to_slack

        section_list = reg.season.section_list()
        if len(section_list) > 1:
            section_options = [(season.id, season.section.name) for season in section_list]
            self.fields['section'] = forms.ChoiceField(choices=section_options,
                                                       initial=workflow.default_section.id)

        if workflow.is_late:
            self.fields['retroactive_byes'] = forms.IntegerField(initial=workflow.default_byes)
            self.fields['late_join_points'] = forms.FloatField(initial=workflow.default_ljp) 

def get_prep_value(self, value):
        value = super(FloatField, self).get_prep_value(value)
        if value is None:
            return None
        return float(value) 

def get_internal_type(self):
        return "FloatField" 

def formfield(self, **kwargs):
        defaults = {'form_class': forms.FloatField}
        defaults.update(kwargs)
        return super(FloatField, self).formfield(**defaults)