Get Review Board Links Key

links.py

def key(link_name, content_type):
    """ Generate a getter to obtain a linked resource.
    
        Preconditions:
        - links is a key in the Root Resource dictionary
        
        Exceptions:
        - BadLinkName: link_name is not in the Root Resource's links dictionary
    """
    def _get(url, query_dict = None):
        try:
            response = root.get(url)
            assert 'links' in response, "root resource missing links key!"
            if link_name in response['links']:
                assert 'href' in response['links'][link_name], "missing href key!"
                assert 'method' in response['links'][link_name] and 'GET' == response['links'][link_name]['method'], "missing method key!"
                return resource.get(content_type)(response['links'][link_name]['href'], query_dict)
            raise BadLinkName(url, link_name)
        except:
            raise
    return _get