def METHOD_NAME(
    azure_storage_account_name="azureopendatastorage",
    azure_storage_sas_token="",
    container_name="covid19temp",
    metadata_filename="metadata.csv",
):
    """Loads the Azure Open Research COVID-19 dataset as a pd.DataFrame.
    The Azure COVID-19 Open Research Dataset may be found at https://azure.microsoft.com/en-us/services/open-datasets/catalog/covid-19-open-research/
    Args:
        azure_storage_account_name (str): Azure storage account name.
        azure_storage_sas_token (str): Azure storage SAS token.
        container_name (str): Azure storage container name.
        metadata_filename (str): Name of file containing top-level metadata for the dataset.
    Returns:
        metadata (pandas.DataFrame): Metadata dataframe.
    """
    # Load into dataframe
    uri = "https://{acct}.blob.core.windows.net/{container}/{filename}{sas}".format(
        acct=azure_storage_account_name,
        container=container_name,
        filename=metadata_filename,
        sas=azure_storage_sas_token,
    )
    return pd.read_csv(uri)