Nouvelle version de la fonction

1-enrich-with-datacite/z_personal_functions.py

 import requests, json
 
-def get_origin_version(doi, count=1):
+def get_origin_version(doi, count=0, cited=0):
+    cited = 0
     req = requests.get( f"https://api.datacite.org/dois/{doi}" )
     res = req.json()
+    result = (doi, count, cited)
     try:
-        origins = res["data"]["attributes"]["relatedIdentifiers"]
+        related = res["data"]["attributes"]["relatedIdentifiers"]
     except:
-        return doi, count
+        pass
     else:
-        if origins == []: return doi, count
-        for i in origins:
-            if i["relationType"] != "IsVersionOf":
-                return doi, count
-            else:
-                return get_origin_version(i["relatedIdentifier"], count+1)
+        ignore = False
+        duplicate = False
+        for i in related:
+            if i["relationType"] == "IsVersionOf" and i.get("relatedIdentifierType") == "DOI": 
+                ignore = True
+                elem_to_save_i = i["relatedIdentifier"]
+                # supprimer le doi courant s'il apparait dans la liste
+            if i["relationType"] == "isCitedBy" and i.get("relatedIdentifierType") == "DOI": cited += 1
+            if i["relationType"] == "IsIdenticalTo" and i.get("relatedIdentifierType") == "DOI":
+                duplicate = True
+                elem_to_save_d = i["relatedIdentifier"]
+        if duplicate and not(ignore):
+            result = (elem_to_save_d, count, cited)
+        if ignore: result = get_origin_version(elem_to_save_i, count+1, cited)
+    return result
 
 def get_md_from_datacite( doi ) : 
     """