Remove return from run method on Runner

snakebids/bidsapp/run.py

@@ -203,4 +203,3 @@ def run(self, args: list[str] | None = None):
             self.parse_args(args)
             self.pm.hook.run(config=self.config)
             self._run = True
-        return self

snakebids/snakemake_compat.pyi

@@ -1,9 +1,12 @@
 from argparse import ArgumentParser
 from pathlib import Path
+from types import ModuleType
 from typing import Any, Callable, Iterable, Sequence
 
 from snakemake.common import configfile as configfile  # type: ignore
 
+configfile: ModuleType
+
 class WildcardError(Exception): ...
 
 def load_configfile(configpath: str) -> dict[str, Any]:

snakebids/tests/test_bidsapp.py

@@ -106,9 +106,9 @@ def test_parse_args(self):
 
     def test_run(self):
         app = bidsapp.app(plugins=[self])
-        app.run(args=["default"])
+        assert app.run(args=["default"]) is None
         assert self.hooks_run == 7
-        app.run(args=["default"])
+        assert app.run(args=["default"]) is None
         assert self.hooks_run == 7