Circular Dependencies

gistfile1.txt

galaxy.model.orm DEBUG 2014-05-19 16:00:55,046 psycopg2 egg successfully loaded for postgresql dialect
Traceback (most recent call last):
  File "./scripts/paster.py", line 33, in <module>
    serve.run()
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/util/pastescript/serve.py", line 1049, in run
    invoke(command, command_name, options, args[1:])
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/util/pastescript/serve.py", line 1055, in invoke
    exit_code = runner.run(args)
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/util/pastescript/serve.py", line 220, in run
    result = self.command()
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/util/pastescript/serve.py", line 643, in command
    app = loadapp( app_spec, name=app_name, relative_to=base, global_conf=vars)
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/util/pastescript/loadwsgi.py", line 350, in loadapp
    return loadobj(APP, uri, name=name, **kw)
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/util/pastescript/loadwsgi.py", line 375, in loadobj
    return context.create()
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/util/pastescript/loadwsgi.py", line 813, in create
    return self.object_type.invoke(self)
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/util/pastescript/loadwsgi.py", line 249, in invoke
    return fix_call(context.object, context.global_conf, **context.local_conf)
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/util/pastescript/loadwsgi.py", line 97, in fix_call
    val = callable(*args, **kw)
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/webapps/reports/buildapp.py", line 61, in app_factory
    add_ui_controllers( webapp, app )
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/webapps/reports/buildapp.py", line 33, in add_ui_controllers
    from galaxy.web.base.controller import BaseUIController
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/web/base/controller.py", line 29, in <module>
    from galaxy.workflow.modules import module_factory
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/workflow/modules.py", line 10, in <module>
    import galaxy.tools
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/tools/__init__.py", line 58, in <module>
    from galaxy.tools.parameters.meta import expand_meta_parameters
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/tools/parameters/meta.py", line 5, in <module>
    from galaxy.dataset_collections import matching
  File "/home/john/workspace/galaxy-central-demo/lib/galaxy/dataset_collections/__init__.py", line 9, in <module>
    from galaxy.web.base.controller import (
ImportError: cannot import name UsesHistoryDatasetAssociationMixin