switch ipy_render.py to use Itpl notation

IPython/Extensions/ipy_render.py

@@ -1,5 +1,7 b''
 #!/usr/bin/env python
 
+""" IPython extension: Render templates from variables and paste to clipbard """
+
 import IPython.ipapi
 
 ip = IPython.ipapi.get()
@@ -7,8 +9,10 b' ip = IPython.ipapi.get()'
 from string import Template
 import sys
 
+from IPython.Itpl import itplns
+
 def toclip_w32(s):
-    """ places contents of s to clipboard
+    """ Places contents of s to clipboard
     
     Needs pyvin32 to work:
     http://sourceforge.net/projects/pywin32/
@@ -28,7 +32,7 b' except ImportError:'
     
 
 def render(tmpl):
-    """ Render a template (as specified in string.Template docs) from ipython variables
+    """ Render a template (Itpl format) from ipython variables
 
     Example:
     
@@ -39,10 +43,18 b' def render(tmpl):'
     
     => returns "Submission report, author: Bob" and copies to clipboard on win32
     
+    Template examples (Ka-Ping Yee's Itpl library):
+    
+    Here is a $string.
+    Here is a $module.member.
+    Here is an $object.member.
+    Here is a $functioncall(with, arguments).
+    Here is an ${arbitrary + expression}.
+    Here is an $array[3] member.
+    Here is a $dictionary['member'].
     """
     
-    s = Template(tmpl)
-    res = s.substitute(ip.user_ns)
+    res = itplns(tmpl, ip.user_ns)
     toclip(res)
     return res
 

doc/ChangeLog

@@ -1,8 +1,8 b''
 2007-04-20  Ville Vainio  <[e-mail]>
 
 	* Extensions/ipy_render.py: added extension for easy
-	interactive text template rendering (todo - add a better
-	renderer than string.Template)
+	interactive text template rendering (to clipboard). Uses Ka-Ping Yee's
+	'Iptl' template notation, 
 	
 	* Extensions/ipy_completers.py: introduced Olivier Lauzanne's
 	safer & faster 'import' completer.