change DumbWriter to derive from NullWriter
diff --git a/Lib/formatter.py b/Lib/formatter.py
index 985f4fb..0266379 100644
--- a/Lib/formatter.py
+++ b/Lib/formatter.py
@@ -262,6 +262,7 @@
class NullWriter:
"""Minimal writer interface to use in testing.
"""
+ def __init__(self): pass
def new_alignment(self, align): pass
def new_font(self, font): pass
def new_margin(self, margin, level): pass
@@ -275,7 +276,7 @@
def send_literal_data(self, data): pass
-class AbstractWriter:
+class AbstractWriter(NullWriter):
def __init__(self):
pass
@@ -314,12 +315,12 @@
print "send_literal_data(%s)" % `data`
-class DumbWriter(AbstractWriter):
+class DumbWriter(NullWriter):
def __init__(self, file=None, maxcol=72):
self.file = file or sys.stdout
self.maxcol = maxcol
- AbstractWriter.__init__(self)
+ NullWriter.__init__(self)
self.reset()
def reset(self):