(formatter.py): Add a flush() method to the writer interface. This really
needs to be a standard part of the interface, so we'll have it in
for the next release.
diff --git a/Lib/formatter.py b/Lib/formatter.py
index 507ed8a..25dbe73 100644
--- a/Lib/formatter.py
+++ b/Lib/formatter.py
@@ -265,9 +265,9 @@
class NullWriter:
- """Minimal writer interface to use in testing.
- """
+ """Minimal writer interface to use in testing & inheritance."""
def __init__(self): pass
+ def flush(self): pass
def new_alignment(self, align): pass
def new_font(self, font): pass
def new_margin(self, margin, level): pass