From: Raphael Michel <michel@rami.io>
Date: Sat, 26 Oct 2024 14:30:46 +0000 (+0200)
Subject: Add note on system IDs to docs
X-Git-Tag: v4.2.0~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7282fb51f7e4e7eaf25550f8470ca8531e4800a5;p=thirdparty%2Fpython-fints.git

Add note on system IDs to docs
---

diff --git a/docs/tans.rst b/docs/tans.rst
index cdb5de8..f3a3eed 100644
--- a/docs/tans.rst
+++ b/docs/tans.rst
@@ -154,6 +154,13 @@ You SHOULD use this facility together with the client and dialog state restorati
     print(response.status)
     print(response.responses)
 
+System IDs
+----------
+
+During your first connection, the bank will assign your client application a "system ID" accessible
+as ``client.system_id``. Some banks require you to pass the same system ID with your next connection
+with ``FinTS3PinTanClient(..., system_id=stored_system_id)`` to avoid a TAN requirement on every login.
+(This happens automatically when using ``from_data``).
 
 Reference
 ---------