Close open files in TextFileReader upon StopIteration

pandas-dev · Aug 10, 2016 · 3fa7d25 · 3fa7d25
1 parent 6592c73
commit 3fa7d25
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/pandas/io/parsers.py b/pandas/io/parsers.py
@@ -899,7 +899,11 @@ def _clean_options(self, options, engine):
         return result, engine
 
     def __next__(self):
-        return self.get_chunk()
+        try:
+            return self.get_chunk()
+        except StopIteration:
+            self.close()
+            raise
 
     def _make_engine(self, engine='c'):
         if engine == 'c':