<｜begin▁of▁sentence｜>### Instruction:
Given the well-known Zachary's Karate Club graph, can you calculate the convergence field size using igraph's convergence_field_size function?
### Response:
import igraph as ig

# Load or define your graph
g = ig.Graph.Famous('Zachary')

# Call convergence_field_size function on your graph
convergence_field = g.convergence_field_size()

print('Convergence field size:', convergence_field)
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