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From a list containing tree info, generare a tree in dict format

/ Published in: Python
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The resulting tree is represented through a dict where each father gets a key (with all the children as args)

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  1. source_list =[
  2. 	{'title': 'Project', 'parent':'root'},
  3. 	{'title': 'Geometry', 'parent':'root'},
  4. 	{'title': 'Soil', 'parent':'root'},
  5. 	{'title': 'Geometries', 'parent':'Project'},
  6. 	{'title': 'Verticals', 'parent':'Project'},
  7. 	{'title': 'Points', 'parent':'Geometry'},
  8. 	{'title': 'Layers', 'parent':'Geometry'},
  9. 	{'title': 'Water', 'parent':'Geometry'},
  10. 	{'title': 'Soiltypes', 'parent':'Soil'}]
  11.  
  12.  
  13. imd=dict()
  14. for d in source_list:
  15. 	par=d['parent']
  16. 	v=d['title']
  17. 	try:
  18. 		imd[par].append(v)
  19. 	except:
  20. 		imd[par]=[v]
  21.  
  22.  
  23.  
  24. imd
  25. {'Project': ['Geometries', 'Verticals'], 'Geometry': ['Points',
  26. 'Layers', 'Water'], 'root': ['Project', 'Geometry', 'Soil'], 'Soil':
  27. ['Soiltypes']}

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