Add note on streaming uploads (#973)

diff --git a/docs/advanced.md b/docs/advanced.md
index 97a440b43bc70806cb208294fd074e655ed80144..eae40a0793c132fccce6c378992cfc1facc45268 100644 (file)
--- a/docs/advanced.md
+++ b/docs/advanced.md
@@ -460,6 +460,9 @@ MIME header field.
 }
 ```
 
+!!! tip
+    It is safe to upload large files this way. File uploads are streaming by default, meaning that only one chunk will be loaded into memory at a time.
+ 
 ## Customizing authentication
 
 When issuing requests or instantiating a client, the `auth` argument can be used to pass an authentication scheme to use. The `auth` argument may be one of the following...