def write(self, buf, url):
params = self._split_url(url)<EOL>block_blob_service = self._block_blob_service(<EOL>account_name=params["<STR_LIT>"], sas_token=params["<STR_LIT>"]<EOL>)<EOL>block_blob_service.create_blob_from_text(<EOL>container_name=params["<STR_LIT>"], blob_name=params["<STR_LIT>"], text=buf<EOL>)<EOL>
Write buffer to storage at a given url