Added ruff cache clean invoke task to plugins

Author: tleonhardt

plugins/tasks.py

@@ -9,7 +9,9 @@
     - setuptools >= 39.1.0
 """
 
+import os
 import pathlib
+import shutil
 
 import invoke
 
@@ -38,6 +40,23 @@
 TASK_ROOT_STR = str(TASK_ROOT)
 
 
+# shared function
+def rmrf(items, verbose=True):
+    """Silently remove a list of directories or files"""
+    if isinstance(items, str):
+        items = [items]
+
+    for item in items:
+        if verbose:
+            print("Removing {}".format(item))
+        shutil.rmtree(item, ignore_errors=True)
+        # rmtree doesn't remove bare files
+        try:
+            os.remove(item)
+        except FileNotFoundError:
+            pass
+
+
 @invoke.task(pre=[ext_test_tasks.pytest])
 @invoke.task()
 def pytest(_):
@@ -154,3 +173,14 @@ def format(context):
 
 
 namespace.add_task(format)
+
+
+@invoke.task()
+def ruff_clean(context):
+    """Remove .ruff_cache directory"""
+    with context.cd(TASK_ROOT_STR):
+        dirs = ['.ruff_cache']
+        rmrf(dirs)
+
+
+namespace_clean.add_task(ruff_clean, 'ruff')