'Upload a file to Azure Blob Storage.
:param file_path: Path to the file to load.
:type file_path: str
:param container_name: Name of the container.
:type container_name: str
:param blob_name: Name of the blob.
:type blob_name: str
:param kwargs: Optional keyword arguments that
`BlockBlobService.create_blob_from_path()` takes.
:type kwargs: object'

def load_file(self, file_path, container_name, blob_name, **kwargs):

    self.connection.create_blob_from_path(container_name, blob_name, file_path, **kwargs)
