Merge pull request #9 from amundhov/master

Use fill during dict generation to prettify nested and/or big dicts. …

Author: simonpercivall

lib/astunparse/unparser.py

@@ -564,8 +564,12 @@ def write_pair(pair):
             self.dispatch(k)
             self.write(": ")
             self.dispatch(v)
-        interleave(lambda: self.write(", "), write_pair, zip(t.keys, t.values))
-        self.write("}")
+            self.write(",")
+        self._indent +=1
+        self.fill("")
+        interleave(lambda: self.fill(""), write_pair, zip(t.keys, t.values))
+        self._indent -=1
+        self.fill("}")
 
     def _Tuple(self, t):
         self.write("(")