erp5_data_notebook: Support _repr_html_. Object such as pandas' DataFrame is...

erp5_data_notebook: Support _repr_html_. Object such as pandas' DataFrame is rendered as HTML in Jupyter.

bt5/erp5_data_notebook/ExtensionTemplateItem/portal_components/extension.erp5.JupyterCompile.py

@@ -176,7 +176,10 @@ def matplotlib_post_run(data_list):
 class Displayhook(object):
   def hook(self, value):
     if value is not None:
-      self.result = repr(value)
+      if getattr(value, '_repr_html_', None) is not None:
+        self.result = {'data':{'text/html':value._repr_html_()}, 'metadata':{}}
+      else:
+        self.result = repr(value)
   def pre_run(self):
     self.old_hook = sys.displayhook
     sys.displayhook = self.hook
@@ -481,7 +484,10 @@ def Base_runJupyterCode(self, jupyter_code, old_notebook_context):
 
   displayhook_result = {"data":{}, "metadata":{}}
   if displayhook.result is not None:
-    displayhook_result["data"]["text/plain"] = displayhook.result
+    if isinstance(displayhook.result, str):
+      displayhook_result["data"]["text/plain"] = displayhook.result
+    elif isinstance(displayhook.result, dict):
+      displayhook_result = displayhook.result
   result = {
     'result_string': output,
     'print_result': {"data":{"text/plain":output}, "metadata":{}},

bt5/erp5_data_notebook/ExtensionTemplateItem/portal_components/extension.erp5.JupyterCompile.xml

@@ -46,13 +46,12 @@
             <key> <string>text_content_warning_message</string> </key>
             <value>
               <tuple>
-                <string>W:312, 10: Use of exec (exec-used)</string>
-                <string>W:355, 10: Use of exec (exec-used)</string>
-                <string>W:368, 10: Use of exec (exec-used)</string>
-                <string>W:453,  6: No exception type(s) specified (bare-except)</string>
-                <string>W:706,  6: Use of exec (exec-used)</string>
-                <string>W:932,  2: Redefining name \'IFrame\' from outer scope (line 4) (redefined-outer-name)</string>
-                <string>W: 18,  0: Unused log imported from Products.ERP5Type.Log (unused-import)</string>
+                <string>W:390, 10: Use of exec (exec-used)</string>
+                <string>W:433, 10: Use of exec (exec-used)</string>
+                <string>W:446, 10: Use of exec (exec-used)</string>
+                <string>W:539,  6: No exception type(s) specified (bare-except)</string>
+                <string>W:851,  6: Use of exec (exec-used)</string>
+                <string>W:1086,  2: Redefining name \'IFrame\' from outer scope (line 4) (redefined-outer-name)</string>
               </tuple>
             </value>
         </item>