FIX: guess_stream_needs_encoding must return False when fileobj is an…

… instance of io.TextIOBase, because fileobj.write needs a str as parameter, not bytes
crossbario · Dec 18, 2023 · 14751de · 14751de
1 parent 50a111a
commit 14751de
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/txaio/_iotype.py b/txaio/_iotype.py
@@ -62,4 +62,10 @@ def guess_stream_needs_encoding(fileobj, default=True):
     except Exception:
         pass
 
+    try:
+        import io
+        return not isinstance(fileobj, io.TextIOBase)
+    except Exception:
+        pass
+
     return default