fix exception in pdf parser (infiniflow#584)

### What problem does this PR solve? infiniflow#451 ### Type of change - [x] Bug Fix (non-breaking change which fixes an issue)
Halfknow · Apr 28, 2024 · f02931b · f02931b
1 parent 80964cb
commit f02931b
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/deepdoc/parser/pdf_parser.py b/deepdoc/parser/pdf_parser.py
@@ -470,7 +470,8 @@ def dfs(up, dp):
                         continue
 
                     if re.match(r"[0-9]{2,3}/[0-9]{3}$", up["text"]) \
-                            or re.match(r"[0-9]{2,3}/[0-9]{3}$", down["text"]):
+                            or re.match(r"[0-9]{2,3}/[0-9]{3}$", down["text"]) \
+                            or not down["text"].strip():
                         i += 1
                         continue