pre-select if theres just one project

Change-Id: I4c1d25efe2b6b3d982f90670fa701c6aad6aeefe
Closes-bug: #1252741

openstack_dashboard/dashboards/admin/users/forms.py

@@ -40,7 +40,7 @@ def __init__(self, request, *args, **kwargs):
         super(BaseUserForm, self).__init__(request, *args, **kwargs)
 
         # Populate project choices
-        project_choices = [('', _("Select a project"))]
+        project_choices = []
 
         # If the user is already set (update action), list only projects which
         # the user has access to.
@@ -52,6 +52,10 @@ def __init__(self, request, *args, **kwargs):
         for project in projects:
             if project.enabled:
                 project_choices.append((project.id, project.name))
+        if not project_choices:
+            project_choices.insert(0, ('', _("No available projects")))
+        elif len(project_choices) > 1:
+            project_choices.insert(0, ('', _("Select a project")))
         self.fields['project'].choices = project_choices
 
     def clean(self):