Minor bit of tidy up (all the stuff I noticed when demoing to francis)

1 files changed, 6 insertions, 1 deletions

diff --git a/flywheel/emitters.py b/flywheel/emitters.py
index d052d965..57e95ec2 100644
--- a/flywheel/emitters.py
+++ b/flywheel/emitters.py
@@ -32,6 +32,8 @@ class BaseEmitter(object):
         self.resource = resource
 
     def emit(self, output=NoContent, verbose=False):
+        """By default emit simply returns the ouput as-is.
+        Override this method to provide for other behaviour."""
         if output is NoContent:
             return ''
         
@@ -81,7 +83,8 @@ class DocumentingTemplateEmitter(BaseEmitter):
         provide a form that can be used to submit arbitrary content."""
         # Get the form instance if we have one bound to the input
         form_instance = resource.form_instance
-        
+        print form_instance
+
         # Otherwise if this isn't an error response
         # then attempt to get a form bound to the response object
         if not form_instance and resource.response.has_content_body:
@@ -89,6 +92,8 @@ class DocumentingTemplateEmitter(BaseEmitter):
                 form_instance = resource.get_form(resource.response.raw_content)
             except:
                 pass
+            if form_instance and not form_instance.is_valid():
+                form_instance = None
         
         # If we still don't have a form instance then try to get an unbound form
         if not form_instance: