Reprint line on backspace.

Trundle · Trundle · commit a38a22dd0ff7 · 2009-06-10T00:22:34.000+02:00
This will fix issue #18.
diff --git a/bpython/cli.py b/bpython/cli.py
@@ -1287,6 +1287,9 @@ def p_key(self):
 
         if self.c in (chr(127), 'KEY_BACKSPACE'):
             self.bs()
+            # Redraw (as there might have been highlighted parens)
+            self.print_line('')
+            self.print_line(self.s)
             self.complete()
             return ''
 
