Documentation: add example usage of 'write_to_template' parameter

Fix #184

1 files changed, 2 insertions, 1 deletions

diff --git a/README.rst b/README.rst
index 8762564..bfb54ff 100644
--- a/README.rst
+++ b/README.rst
@@ -318,7 +318,8 @@ Example configuration in ``setup.py`` format:
 
     setup(
         use_scm_version={
-            'write_to': 'version.txt',
+            'write_to': 'version.py',
+            'write_to_template': '__version__ = "{version}"',
             'tag_regex': r'^(?P<prefix>v)?(?P<version>[^\+]+)(?P<suffix>.*)?$',
         }
     )