python: fix threads.__str__ automethod documentation

Indent the directive properly to attach it to Threads autoclass
documentation.

Fixes:

WARNING: don't know which module to import for autodocumenting
'__str__' (try placing a "module" or "currentmodule" directive in the
document, or giving an explicit module name)

diff --git a/bindings/python/docs/source/threads.rst b/bindings/python/docs/source/threads.rst
index 4324ac82a389611d8a633c65f015dabb7c4d4aa0..46ce5be5412a5ed3430000e1a6fdc06bdf6eab2a 100644 (file)
--- a/bindings/python/docs/source/threads.rst
+++ b/bindings/python/docs/source/threads.rst
@@ -11,4 +11,4 @@
       iterator and broke list(Threads()). Use `len(list(msgs))`
       instead.
 
-.. automethod:: __str__
+   .. automethod:: __str__