Return whether the LastfmSession has an access token attached.

Create a new NSDocument for the database at the specified URL.

Converts a Foundation based property list into a Python collection (all members will be instances or subclasses of standard Python types)

Tell the main thread to update the table view.

* A simple template renderer. Placeholders such as <%id%> are replaced * by context['id'] with items being escaped. Placeholders such as <#id#>

Perform a REST request and parse the response. Args: method: An HTTP method (e.g. 'GET' or 'POST'). url: The URL to m

Save the favorites database, must be called whenever self.favorites is changed.

Signal the UI that the work is done.

Update the detail view

update based on event location and selection state behavior based on modifier key