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API
grai_graph
analysis

GraphAnalyzer Objects

class GraphAnalyzer()

downstream_nodes

def downstream_nodes(namespace: str, name: str)

Arguments:

namespace (str): name (str):

Returns:

upstream_nodes

def upstream_nodes(namespace: str, name: str)

Arguments:

namespace (str): name (str):

Returns:

test_delete_node

def test_delete_node(namespace: str, name: str)

Arguments:

namespace (str): name (str):

Returns:

traverse_data_type_violations

def traverse_data_type_violations(
    node: NodeTypes,
    new_type: str,
    path: Optional[List] = None
) -> Generator[Tuple[List[NodeTypes], bool], None, None]

Arguments:

node (NodeTypes): new_type (str):

  • path Optional[List], optional - (Default value = None)

Returns:

test_data_type_change

def test_data_type_change(
        namespace: str, name: str,
        new_type: bool) -> List[Tuple[List[NodeTypes], bool]]

Arguments:

namespace (str): name (str): new_type (bool):

Returns:

traverse_unique_violations

def traverse_unique_violations(
    node: NodeTypes,
    expects_unique: bool,
    path: Optional[List] = None
) -> Generator[Tuple[List[NodeTypes], bool], None, None]

Arguments:

node (NodeTypes): expects_unique (bool):

  • path Optional[List], optional - (Default value = None)

Returns:

test_unique_violations

def test_unique_violations(
        namespace: str, name: str,
        expects_unique: bool) -> List[Tuple[List[NodeTypes], bool]]

Arguments:

namespace (str): name (str):

  • expects_unique bool - can't evaluate anything in the case of None

Returns:

traverse_null_violations

def traverse_null_violations(
    node: NodeTypes,
    is_nullable: bool,
    path: Optional[List] = None
) -> Generator[Tuple[List[NodeTypes], bool], None, None]

Arguments:

node (NodeTypes): is_nullable (bool):

  • path Optional[List], optional - (Default value = None)

Returns:

test_nullable_violations

def test_nullable_violations(
        namespace: str, name: str,
        is_nullable: bool) -> List[Tuple[List[NodeTypes], bool]]

Arguments:

namespace (str): name (str):

  • is_nullable bool - can't evaluate anything in the case of None

Returns:

column_predecessors

def column_predecessors(namespace: str, name: str)

Arguments:

namespace (str): name (str):

Returns:

column_successors

def column_successors(namespace: str, name: str)

Arguments:

namespace (str): name (str):

Returns:

testsclient_monkeypatch