fixed missing io import in doctest

maltehedderich · maltehedderich · commit c7e8a6f6f4fb · 2022-12-06T22:51:41.000+01:00
diff --git a/testcontainers/minio.py b/testcontainers/minio.py
@@ -18,6 +18,7 @@ class MinioContainer(DockerContainer):
     -------
     .. doctest::
 
+        >>> import io
         >>> from testcontainers.minio import MinioContainer
 
         >>> with MinioContainer() as minio:
