def get_file_name(file_name: str) -> str

def load_file(file_name: str) -> pd.DataFrame

def map_pandas_types(dtype) -> str

def build_column(data: pd.Series, namespace: str, table_name: str) -> Column

def column_builder(namespace: str,
                   table_name: str) -> Callable[[pd.Series], Column]

def table_builder(namespace: str, table_name: str,
                  file_location: str) -> Table

def build_nodes_and_edges(
        file_name: str,
        namespace: str) -> Tuple[List[Union[Table, Column]], List[Edge]]