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-rw-r--r--bindings/python/notmuch/database.py10
1 files changed, 8 insertions, 2 deletions
diff --git a/bindings/python/notmuch/database.py b/bindings/python/notmuch/database.py
index fc7edf0b..7f0091de 100644
--- a/bindings/python/notmuch/database.py
+++ b/bindings/python/notmuch/database.py
@@ -358,8 +358,14 @@ class Database(object):
:param msgid: The message ID
:type msgid: string
- :returns: :class:`Message` or `None` if no message is found or if an
- out-of-memory situation occurs.
+ :returns: :class:`Message` or `None` if no message is found or
+ if any xapian exception or out-of-memory situation
+ occurs. Do note that Xapian Exceptions include
+ "Database modified" situations, e.g. when the
+ notmuch database has been modified by
+ another program in the meantime. A return value of
+ `None` is therefore no guarantee that the message
+ does not exist.
:exception: :exc:`NotmuchError` with STATUS.NOT_INITIALIZED if
the database was not intitialized.
"""