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-rw-r--r--python/fatcat_tools/importers/common.py6
1 files changed, 5 insertions, 1 deletions
diff --git a/python/fatcat_tools/importers/common.py b/python/fatcat_tools/importers/common.py
index 1c99c7d7..89203a4f 100644
--- a/python/fatcat_tools/importers/common.py
+++ b/python/fatcat_tools/importers/common.py
@@ -32,7 +32,11 @@ def clean(thing, force_xml=False):
fix_entities = 'auto'
if force_xml:
fix_entities = True
- return ftfy.fix_text(thing, fix_entities=fix_entities).strip()
+ fixed = ftfy.fix_text(thing, fix_entities=fix_entities).strip()
+ if not fixed:
+ # wasn't zero-length before, but is now; return None
+ return None
+ return fixed
def test_clean():