Return how many bytes has been written. @return

Check whether a vertex exists in a vertex set. @param u vertex to check. @return boolean indicates the vertex exist or not.

A static method create a Result object from an successful ApiResponse.

Writes a <code>long</code> value, which is comprised of eight bytes, to the output stream. The byte values to be written, in the order shown, are: <p

Add a single node `node_for_adding` and update node attributes. Parameters ---------- node_for_adding : node A no

A static method create a Result object from an ApiException.

pop the last element from the path, and return the element.

Writes an <code>int</code> value, which is comprised of four bytes, to the output stream. The byte values to be written, in the order shown, are: <pr

Default constructor to create a null value.

Retrieves the current superstep. @return Current superstep

Remove redundant nodes There are two types of redundant nodes: - Dummy root node with only single child - Scan node with empty child

serialize the response message to http response and write to http channel. @param responseMessage

Returns the empty graph with n nodes and zero edges. Parameters ---------- n : int or iterable container of nodes (default = 0) I