From 681b9d6fbfc39e2af519c15cfc1f7c2353b0a58d 2015-01-24 02:37:34
From: Lev Abalkin <abalkin@enlnt.com>
Date: 2015-01-24 02:37:34
Subject: [PATCH] Closes #7558:  Added a rule for cell magics.

---

diff --git a/IPython/nbconvert/utils/lexers.py b/IPython/nbconvert/utils/lexers.py
index 0926df3..e8e9290 100644
--- a/IPython/nbconvert/utils/lexers.py
+++ b/IPython/nbconvert/utils/lexers.py
@@ -49,6 +49,7 @@ from IPython.testing.skipdoctest import skip_doctest
 line_re = re.compile('.*?\n')
 
 ipython_tokens = [
+  (r"(?s)(\s*)(%%)(\w+)(.*)", bygroups(Text, Operator, Keyword, Text)),
   (r'(%)(sx|sc|system)(.*)(\n)', bygroups(Operator, Keyword,
                                        using(BashLexer), Text)),
   (r'(%)(\w+)(.*\n)', bygroups(Operator, Keyword, Text)),
diff --git a/IPython/nbconvert/utils/tests/test_lexers.py b/IPython/nbconvert/utils/tests/test_lexers.py
index be5fbe4..2cbc1cc 100644
--- a/IPython/nbconvert/utils/tests/test_lexers.py
+++ b/IPython/nbconvert/utils/tests/test_lexers.py
@@ -77,3 +77,12 @@ class TestLexers(TestsBase):
             (Token.Text, ' function () {}\n'),
         ]
         self.assertEqual(tokens_2, list(self.lexer.get_tokens(fragment_2)))
+
+        fragment_2 = '\t%%xyz\n$foo\n'
+        tokens_2 = [
+            (Token.Text, '\t'),
+            (Token.Operator, '%%'),
+            (Token.Keyword, 'xyz'),
+            (Token.Text, '\n$foo\n'),
+        ]
+        self.assertEqual(tokens_2, list(self.lexer.get_tokens(fragment_2)))