Add smv_postbuild_command config option

docs/configuration.rst

@@ -81,10 +81,12 @@ Here are some examples:
 
         git for-each-ref --format "%(refname)"
 
-Prebuild command
+Pre and post-build command
 ================
 
-In some cases it may be necessary to run a command in the checked out directory before building with sphinx. For example if you are using ``sphinx-apidoc`` to generate the autodoc api source files.
+In some cases it may be necessary to run a command in the checked out directory before or after building with sphinx. For example if you are using ``sphinx-apidoc`` to generate the autodoc api source files.
+
+The options ``smv_prebuild_command`` and ``smv_postbuild_command`` are provided.
 
 For example:
 

sphinx_multiversion/main.py

@@ -94,6 +94,7 @@ def load_sphinx_config_worker(q, confpath, confoverrides, add_defaults):
             )
             current_config.add("smv_prefer_remote_refs", False, "html", bool)
             current_config.add("smv_prebuild_command", "", "html", str)
+            current_config.add("smv_postbuild_command", "", "html", str)
         current_config.pre_init_values()
         current_config.init_values()
     except Exception as err:
@@ -387,4 +388,13 @@ def main(argv=None):
             )
             subprocess.check_call(cmd, cwd=current_cwd, env=env)
 
+            if config.smv_postbuild_command != "":
+                logger.debug(
+                    "Running postbuild command: %r",
+                    config.smv_postbuild_command,
+                )
+                subprocess.check_call(
+                    config.smv_postbuild_command, cwd=current_cwd, shell=True
+                )
+
     return 0