Wraps Alexa Web Information Service.
Usage:
api = AwisApi(ACCESS_ID, SECRET_ACCESS_KEY)
tree = api.url_info("www.domain.com", "Rank", "LinksInCount")
elem = tree.find("//{%s}StatusCode" % api.NS_PREFIXES["alexa"])
assert elem.text == "Success"Added possibility to do batch requests:
tree = api.url_info(("example1.com", "example2.com", "example3.com"), "Rank", "LinksInCount")