allow empty files

1 files changed, 5 insertions, 2 deletions

diff --git a/sec_certs/dataset/common_criteria.py b/sec_certs/dataset/common_criteria.py
index 19f0dcd2..b76f70e0 100644
--- a/sec_certs/dataset/common_criteria.py
+++ b/sec_certs/dataset/common_criteria.py
@@ -460,11 +460,14 @@ class CCDataset(Dataset[CommonCriteriaCert], ComplexSerializableType):
         ) -> Dict[str, "CommonCriteriaCert"]:
             tables = soup.find_all("table", id=table_id)
 
-            if not len(tables) == 1:
+            if not len(tables) <= 1:
                 raise ValueError(
-                    f'The "{file.name}" was expected to contain exactly 1 <table> element. Instead, it contains: {len(tables)} <table> elements.'
+                    f'The "{file.name}" was expected to contain <1 <table> element. Instead, it contains: {len(tables)} <table> elements.'
                 )
 
+            if not tables:
+                return {}
+
             table = tables[0]
             rows = list(table.find_all("tr"))
             # header, footer = rows[0], rows[1]