Python is_empty Examples

Example #1

File: engine.py Project: shaunduncan/notario

def enforce(data_item, schema_item, tree, pair):
    schema_is_optional = hasattr(schema_item, 'is_optional')
    if is_callable(schema_item) and not schema_is_optional:
        try:
            schema_item(data_item)
        except AssertionError:
            e = sys.exc_info()[1]
            if pair == 'value':
                tree.append(data_item)
            raise Invalid(schema_item, tree, reason=e, pair=pair)
    else:
        try:
            if schema_is_optional:
                if is_empty(data_item):  # we received nothing here
                    return
                ensure(data_item == schema_item())
            else:
                ensure(data_item == schema_item)
        except AssertionError:
            e = sys.exc_info()[1]
            if pair == 'value':
                tree.append(data_item)
            raise Invalid(schema_item, tree, reason=e, pair=pair)

Example #2

def enforce(data_item, schema_item, tree, pair):
    schema_is_optional = hasattr(schema_item, 'is_optional')
    if is_callable(schema_item) and not schema_is_optional:
        try:
            schema_item(data_item)
        except AssertionError:
            e = sys.exc_info()[1]
            if pair == 'value':
                tree.append(data_item)
            raise Invalid(schema_item, tree, reason=e, pair=pair)
    else:
        try:
            if schema_is_optional:
                if is_empty(data_item):  # we received nothing here
                    return
                ensure(data_item == schema_item())
            else:
                ensure(data_item == schema_item)
        except AssertionError:
            e = sys.exc_info()[1]
            if pair == 'value':
                tree.append(data_item)
            raise Invalid(schema_item, tree, reason=e, pair=pair)

Example #3

File: test_utils.py Project: STEI-ITB/roseph

 def test_valid_structures_are_false_when_empty(self):
     for structure in [[], {}, '']:
         assert utils.is_empty(structure) is True

Example #4

File: test_utils.py Project: STEI-ITB/roseph

 def test_not_any_valid_structure_is_false(self):
     result = utils.is_empty(False)
     assert result is False

Example #5

File: test_utils.py Project: ktdreyer/notario

 def test_valid_structures_are_false_when_empty(self):
     for structure in [[], {}, ""]:
         assert utils.is_empty(structure) is True

Example #6

File: test_utils.py Project: ktdreyer/notario

 def test_not_any_valid_structure_is_false(self):
     result = utils.is_empty(False)
     assert result is False