Bug fix: remove useless imports

Overlap/Analysis/extract_component_nx.py

@@ -9,15 +9,9 @@ given as argument of the script.
 
 """
 
-from os import path
-import os
-import json
-
 import networkx as nx
-import shapefile
 from networkx import nx_agraph
 
-import util_eddies
 import report_graph
 
 def add_component(G: nx.DiGraph, source: int):

Overlap/Analysis/report_graph.py

@@ -10,10 +10,8 @@ the edgelist file given as argument of the script.
 
 from os import path
 import os
-import json
 
 import networkx as nx
-import shapefile
 from networkx import nx_agraph
 
 import util_eddies