check if readline is available before calling readline functions in ipy_defaults.py

IPython/Extensions/ipy_defaults.py

@@ -53,7 +53,8 b' set show-all-if-ambiguous on'
 "\C-k": kill-line
 "\C-u": unix-line-discard"""
 
-for cmd in rlopts.split('\n'):
-    readline.parse_and_bind(cmd)
+if readline.have_readline:
+    for cmd in rlopts.split('\n'):
+        readline.parse_and_bind(cmd)
     
     

doc/ChangeLog

@@ -1,3 +1,8 b''
[phone]  J�rgen Stenarson  <[e-mail]>
+
+	* IPython/Extensions/ipy_defaults.py: Check if readline is available
+	before calling functions from readline.
+
 2007-03-02  Walter Doerwald  <[e-mail]>
 
 	* IPython/Extensions/igrid.py: Add Nik Tautenhahns igrid extension.