common: fix no surname parsing issue

Signed-off-by: pamfilos <[email protected]>

dags/common/parsing/generic_parsing.py

@@ -65,10 +65,10 @@ def parse_author(author):
     if "given_names" in author and author["given_names"]:
         author["given_names"] = collapse_initials(author["given_names"])
         author["full_name"] = "{0}, {1}".format(
-            author["surname"], author["given_names"]
+            author.get("surname", ""), author["given_names"]
         )
     else:
-        author["full_name"] = author["surname"]
+        author["full_name"] = author.get("surname")
 
     return author
 

tests/units/iop/test_iop_parser.py

@@ -173,6 +173,19 @@ def test_date_published(shared_datadir, parser):
     assert parsed_article["journal_year"] == 2022
 
 
+def test_authors_no_surname(shared_datadir, parser):
+    content = (shared_datadir / "no_author_surname.xml").read_text()
+    article = ET.fromstring(content)
+    parsed_article = parser._publisher_specific_parsing(article)
+    parsed_article = parser._generic_parsing(parsed_article)
+
+    no_surname = []
+    for pa in parsed_article["authors"]:
+        if not pa.get("surname"):
+            no_surname.append(pa)
+    assert len(no_surname) > 0
+
+
 def test_authors(shared_datadir, parser):
     content = (shared_datadir / "all_fields.xml").read_text()
     article = ET.fromstring(content)