Read edge list doc

src/graph.rs

@@ -1369,6 +1369,43 @@ impl PyGraph {
  /// fd.flush()
  /// graph = rx.PyGraph.read_edge_list(path=path)
  /// mpl_draw(graph)
+ /// 
+ /// For example for csv based data, you may use the below code::
+ /// 
+ /// import rustworkx as rx
+ /// from rustworkx.visualization import mpl_draw
+ /// 
+ /// file="/tmp/123.txt"
+ ///
+ /// with open(file,"w+") as fd:
+ /// fd.write('0,1,1.5\n')
+ /// fd.write('0,2,0.5\n')
+ /// fd.write('0,3,1\n')
+ /// fd.write('1,2,1\n')
+ /// fd.write('2,3,2\n')
+ /// fd.flush()
+ ///
+ /// graph = rx.PyGraph.read_edge_list(path=file, deliminator=",")
+ /// mpl_draw(graph)
+ ///
+ ///
+ /// For Labels Based Data::
+ ///
+ /// import rustworkx as rx
+ /// from rustworkx.visualization import mpl_draw
+ ///
+ /// file="/tmp/123.txt"
+ ///
+ /// with open(file,"w+") as fd:
+ /// fd.write('A,B,1.5\n')
+ /// fd.write('A,C,0.5\n')
+ /// fd.write('A,D,1\n')
+ /// fd.write('A,C,1\n')
+ /// fd.write('C,D,2\n')
+ /// fd.flush()
+ ///
+ /// graph = rx.PyGraph.read_edge_list(path=file, deliminator=",", labels=True)
+ /// mpl_draw(graph)
  ///
  #[staticmethod]
  #[pyo3(signature=(path, comment=None, deliminator=None, labels=false), text_signature = "(path, /, comment=None, deliminator=None, labels=False)")]