From 09c48461232ce929c34386259eb59018ad2d8eef Mon Sep 17 00:00:00 2001
From: Bu Sun Kim <8822365+busunkim96@users.noreply.github.com>
Date: Tue, 5 May 2020 10:06:52 -0700
Subject: [PATCH] chore(python): create thread_safety doc (#517)

This will be included in index.rst files. See https://github.com/googleapis/python-bigtable/pull/26/files
---
 .../gcp/templates/python_library/docs/multiprocessing.rst  | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100644 synthtool/gcp/templates/python_library/docs/multiprocessing.rst

diff --git a/synthtool/gcp/templates/python_library/docs/multiprocessing.rst b/synthtool/gcp/templates/python_library/docs/multiprocessing.rst
new file mode 100644
index 000000000..1cb29d4ca
--- /dev/null
+++ b/synthtool/gcp/templates/python_library/docs/multiprocessing.rst
@@ -0,0 +1,7 @@
+.. note::
+
+   Because this client uses :mod:`grpcio` library, it is safe to
+   share instances across threads. In multiprocessing scenarios, the best
+   practice is to create client instances *after* the invocation of
+   :func:`os.fork` by :class:`multiprocessing.Pool` or
+   :class:`multiprocessing.Process`.