docs: mention another __main__ safeguard

2019-08-11 16:03:52 +01:00 · 2019-08-11 16:03:52 +01:00 · e12f391106
parent 1d41adb346
commit e12f391106
1 changed files with 6 additions and 2 deletions
--- a/docs/howitworks.rst
+++ b/docs/howitworks.rst
@ -673,8 +673,12 @@ code occurring after the first conditional that looks like a standard
    if __name__ == '__main__':
        run_some_code()

-This is a hack, but it's the least annoying hack I've found for the problem
-yet.
+To further avoid accidental execution, Mitogen will refuse to serve
+:mod:`__main__` to children if no execution guard is found, as it is common
+that no guard is present during early script prototyping.
+
+These are hacks, but they are the safest and least annoying found to solve the
+problem.


 Avoiding Negative Imports