Tạo edgelist

# Initialize a list to store each edge as a record: edgelist
edgelist = []
for n1, n2, d in G_people.edges(data=True):
    # Initialize a dictionary that shows edge information: edgeinfo
    edgeinfo = {'node1':____, 'node2':____}
    
    # Update the edgeinfo data with the edge metadata
    ____
    
    # Append the edgeinfo to the edgelist
    ____
    
# Create a pandas DataFrame of the edgelist: edge_df
edge_df = ____
print(edge_df.head())