# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1341526251 -7200
# Node ID 5d56279993e4ab5d0c2add25f28347a1af871616
# Parent  ec40ac75ed1b77fbed346afb5222f7585e231bf6
Added string "display" representations for Python 2.7 nodes.

diff -r ec40ac75ed1b -r 5d56279993e4 compiler/ast.py
--- a/compiler/ast.py	Thu Jul 05 23:58:28 2012 +0200
+++ b/compiler/ast.py	Fri Jul 06 00:10:51 2012 +0200
@@ -1246,6 +1246,9 @@
     def __repr__(self):
         return "SetComp(%r, %r)" % (self.expr, self.quals)
 
+    def __str__(self):
+        return "{%s %s}" % (self.expr, " ".join(map(str, self.quals)))
+
     def visit(self, visitor, *args):
         return visitor.visitSetComp(self, *args)
 
@@ -1273,6 +1276,9 @@
     def __repr__(self):
         return "DictComp(%r, %r, %r)" % (self.key, self.value, self.quals)
 
+    def __str__(self):
+        return "{%s : %s %s}" % (self.key, self.value, " ".join(map(str, self.quals)))
+
     def visit(self, visitor, *args):
         return visitor.visitDictComp(self, *args)
 
@@ -1592,6 +1598,9 @@
     def __repr__(self):
         return "Set(%r)" % (self.nodes,)
 
+    def __str__(self):
+        return "{%s}" % ", ".join(map(str, self.nodes))
+
     def visit(self, visitor, *args):
         return visitor.visitSet(self, *args)