fix non-existing directory

nbconvert/exporters/sphinx_howto.py

@@ -1,45 +1,64 b''
 """
 Exporter for exporting notebooks to Sphinx 'HowTo' style latex.  Latex 
 formatted for use with PDFLatex.
 """
 #-----------------------------------------------------------------------------
 # Copyright (c) 2013, the IPython Development Team.
 #
 # Distributed under the terms of the Modified BSD License.
 #
 # The full license is in the file COPYING.txt, distributed with this software.
 #-----------------------------------------------------------------------------
 
 #-----------------------------------------------------------------------------
 # Imports
 #-----------------------------------------------------------------------------
 
 from IPython.utils.traitlets import Unicode
+from IPython.config import Config
 
 # local import
 import latex
 
 from nbconvert.transformers.sphinx import SphinxTransformer
 
 #-----------------------------------------------------------------------------
 # Classes
 #-----------------------------------------------------------------------------
 
 class SphinxHowtoExporter(latex.LatexExporter):
     """
     Exports Sphinx "HowTo" LaTeX documents.  The Sphinx "HowTo" exporter 
     produces short document format latex for use with PDFLatex.
     """
     
     template_file = Unicode(
             'sphinx_howto', config=True,
             help="Name of the template file to use")
     
+    _default_config = Config({
+        'SphinxTransformer': {'enabled':True}
+        })
+
+    def __init__(self, transformers=None, filters=None, config=None, **kw):
+
+        c = self.default_config
+        if config:
+            c.merge(config)
+
+        super(SphinxHowtoExporter, self).__init__(
+                                    transformers=transformers,
+                                    filters=filters,
+                                    config=c,
+                                    **kw)
+
+
+
     def _register_transformers(self):
         
         #Register the transformers of the base class.
         super(SphinxHowtoExporter, self)._register_transformers()
         
         #Register sphinx latex transformer
         self.register_transformer(SphinxTransformer)