parameters: (resource_name)
docstring: Is the named resource a directory?  (like ``os.path.isdir()``)
docstring_summary: Is the named resource a directory?  (like ``os.path.isdir()``)
docstring_tokens: Is the named resource a directory? ( like os . path . isdir () )
function: def resource_isdir(resource_name):
          """Is the named resource a directory?  (like ``os.path.isdir()``)"""
function_tokens: def resource_isdir ( resource_name ) :