Dicts generator support - remove buffering arg, add flush

petl-developers · Jul 12, 2022 · 6359c1a · 6359c1a
1 parent 56de124
commit 6359c1a
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/petl/io/json.py b/petl/io/json.py
@@ -227,11 +227,12 @@ def __iter__(self):
         yield self._header
 
         if not self._filecache:
-            self._filecache = NamedTemporaryFile(delete=False, mode='wb', buffering=0)
+            self._filecache = NamedTemporaryFile(delete=False, mode='wb')
             it = iter(self.dicts)
             for o in it:
                 row = tuple(o[f] if f in o else self.missing for f in self._header)
                 pickle.dump(row, self._filecache, protocol=-1)
+            self._filecache.flush()
             self._filecache.close()
 
         for row in iterchunk(self._filecache.name):