Moved default transformer registration into base

IPython/nbconvert/exporters/basichtml.py

@@ -40,11 +40,3 b' class BasicHTMLExporter(Exporter):'
     template_file = Unicode(
             'basichtml', config=True,
             help="Name of the template file to use")
-
-    default_transformers = List([transformers.coalesce_streams,
-                                 transformers.ExtractFigureTransformer,
-                                 transformers.CSSHTMLHeaderTransformer],
-        config=True,
-        help="""List of transformers available by default, by name, namespace, 
-        instance, or type.""")
-                    
  No newline at end of file

IPython/nbconvert/exporters/exporter.py

@@ -128,11 +128,17 b' class Exporter(Configurable):'
         environment.""")
 
     default_transformers = List([nbtransformers.coalesce_streams,
-                                 nbtransformers.ExtractFigureTransformer],
+                                 nbtransformers.SVG2PDFTransformer,
+                                 nbtransformers.ExtractFigureTransformer,
+                                 nbtransformers.CSSHTMLHeaderTransformer,
+                                 nbtransformers.RevealHelpTransformer,
+                                 nbtransformers.LatexTransformer,
+                                 nbtransformers.SphinxTransformer],
         config=True,
         help="""List of transformers available by default, by name, namespace, 
         instance, or type.""")
-    
+
+
     def __init__(self, config=None, extra_loaders=None, **kw):
         """
         Public constructor

IPython/nbconvert/exporters/latex.py

@@ -68,14 +68,6 b' class LatexExporter(Exporter):'
     #Extension that the template files use.    
     template_extension = Unicode(".tplx", config=True)
 
-    default_transformers = List([transformers.ExtractFigureTransformer,
-                                 transformers.CSSHTMLHeaderTransformer,
-                                 transformers.LatexTransformer,
-                                 transformers.SVG2PDFTransformer],
-        config=True,
-        help="""List of transformers available by default, by name, namespace, 
-        instance, or type.""")
-
 
     def _init_filters(self):
         """

IPython/nbconvert/exporters/reveal.py

@@ -36,14 +36,6 b' class RevealExporter(BasicHTMLExporter):'
             'reveal', config=True,
             help="Name of the template file to use")
 
-    default_transformers = List([transformers.coalesce_streams,
-                                 transformers.ExtractFigureTransformer,
-                                 transformers.CSSHTMLHeaderTransformer,
-                                 transformers.RevealHelpTransformer],
-        config=True,
-        help="""List of transformers available by default, by name, namespace, 
-        instance, or type.""")
-    
 
     @property
     def default_config(self):

IPython/nbconvert/exporters/sphinx_howto.py

@@ -36,16 +36,7 b' class SphinxHowtoExporter(LatexExporter):'
             'sphinx_howto', config=True,
             help="Name of the template file to use")
 
-    default_transformers = List([transformers.SVG2PDFTransformer,
-                                 transformers.ExtractFigureTransformer,
-                                 transformers.CSSHTMLHeaderTransformer,
-                                 transformers.LatexTransformer,
-                                 transformers.SphinxTransformer],
-        config=True,
-        help="""List of transformers available by default, by name, namespace, 
-        instance, or type.""")
-
-
+    
     @property
     def default_config(self):
         c = Config({'SphinxTransformer': {'enabled':True}})