Add a note in the main test class' docstring that the order of execution of the
tests is important.
diff --git a/Lib/test/test_largefile.py b/Lib/test/test_largefile.py
index a98aab2..1da0e7d 100644
--- a/Lib/test/test_largefile.py
+++ b/Lib/test/test_largefile.py
@@ -25,6 +25,10 @@
"""Test that each file function works as expected for a large
(i.e. > 2GB, do we have to check > 4GB) files.
+ NOTE: the order of execution of the test methods is important! test_seek
+ must run first to create the test file. File cleanup must also be handled
+ outside the test instances because of this.
+
"""
def test_seek(self):