Wendelin: Get empty json object for no erp5_request_parameters

software/wendelin/software.cfg

@@ -99,7 +99,7 @@ mode = 0644
 [template-publish-information]
 recipe = slapos.recipe.build:download
 url = ${:_profile_base_location_}/template/publish-default-information.cfg.in
-md5sum = ab217c0f8d8290c4ccf1fcea4273a6fe
+md5sum = a07f8eb92afd76268e56a90f59a7f7b5
 mode = 0644
 
 [versions]

software/wendelin/template/publish-default-information.cfg.in

@@ -6,7 +6,14 @@ eggs-directory = {{ eggs_directory }}
 develop-eggs-directory = {{ develop_eggs_directory }}
 offline = true
 
-{% set erp5_request_parameters = json_module.loads(erp5_published_values.get('erp5_request_parameters')) -%}
+{% set erp5_request_parameters = erp5_published_values.get('erp5_request_parameters', '{}') -%}
+# The previous line might not give valid json for 'None', for that we have to
+# explicitly set 'erp5_request_parameters' value for empty json
+{% if erp5_request_parameters=='' -%}
+{%   set erp5_request_parameters = '{}' -%}
+{% endif -%}
+# Now, we'll load the required json for erp5_request_parameters
+{% set erp5_request_parameters = json_module.loads(erp5_request_parameters) -%}
 
 {% set publish_dict = {} -%}
 {% for name, value in erp5_request_parameters.iteritems() -%}