%%magic function breaks syntax coloring for HTML export about nbconvert HOT 3 CLOSED

>>> from IPython.lib import lexers
>>> lexer = lexers.IPython3Lexer()                                                                                                                                                               
>>> fragment = "%%time\nfor i in range(5):\nprint(n)"
>>> other_fragment = "for i in range(5):\nprint(n)"
>>> list(lexer.get_tokens(fragment))
[(Token.Operator, '%%'), (Token.Keyword, 'time'), (Token.Text, '\nfor i in range(5):\nprint(n)\n')]
>>> list(lexer.get_tokens(other_fragment))                                                                                                                                                       
[(Token.Keyword, 'for'), (Token.Text, ' '), (Token.Name, 'i'), (Token.Text, ' '), (Token.Operator.Word, 'in'), (Token.Text, ' '), (Token.Name.Builtin, 'range'), (Token.Punctuation, '('), (Token.Literal.Number.Integer, '5'), (Token.Punctuation, ')'), (Token.Punctuation, ':'), (Token.Text, '\n'), (Token.Name.Builtin, 'print'), (Token.Punctuation, '('), (Token.Name, 'n'), (Token.Punctuation, ')'), (Token.Text, '\n')]