Function ben::utils::sort_json_file_by_key

pub fn sort_json_file_by_key<R: Read, W: Write>(
    reader: R,
    writer: W,
    key: &str
) -> Result<HashMap<usize, usize>>

Sorts a JSON-formatted NetworkX graph file by a key. This function will sort the nodes in the graph by the key provided and then relabel the nodes in the graph from 0 to n-1 where n is the number of nodes in the graph. It will also relabel the edges in the graph to match the new node labels.

Arguments

• reader - A reader for the JSON file to sort.
• writer - A writer for the new JSON file.
• key - The key to sort the nodes by.

Returns

A Result containing a HashMap from the old node labels to the new node labels.