Update readme.

Author: jverswijver

README.md

@@ -134,6 +134,8 @@ GID=1000
 * Launch local terminal
 * `export` environment variables in shell
 * Add entry in `/etc/hosts` for `127.0.0.1 fakeservices.datajoint.io`
+* Install [minio client(mc)](https://min.io/download#/linux) so that you can use it in terminal
+
 
 
 ### Launch Jupyter Notebook for Interactive Use

tests/test_s3.py

@@ -137,6 +137,7 @@ def test_remove_object_exception():
         schema.external['share'].delete(delete_external_files=True)
         os.remove("/tmp/policy.json")
         os.system('mc alias remove myminio/')
+        
         # Raise the error we want if the error matches the expected uuid
         if str(error_list[0][0]) == str(uuid_from_buffer(pack(test[1]))):
             raise error_list[0][2]