just put __init__.py files where we have .py files (plus subdirectories) (#10129)

* just put __init__.py files where we have .py files

* and the rest

* remove unused ignore

benchmarks/block_store.py

@@ -29,9 +29,7 @@ random.seed(123456789)
 
 
 def rand_class_group_element() -> ClassgroupElement:
-    # TODO: address hint errors and remove ignores
-    #       error: Argument 1 to "ClassgroupElement" has incompatible type "bytes"; expected "bytes100"  [arg-type]
-    return ClassgroupElement(rand_bytes(100))  # type: ignore[arg-type]
+    return ClassgroupElement(rand_bytes(100))
 
 
 def rand_vdf() -> VDFInfo:

tests/build-init-files.py

@@ -35,7 +35,7 @@ def command(verbose, root_str):
     stream_handler = logging.StreamHandler()
     logger.addHandler(stream_handler)
 
-    tree_roots = ["chia", "tests"]
+    tree_roots = ["benchmarks", "build_scripts", "chia", "tests", "tools"]
     failed = False
     root = pathlib.Path(root_str).resolve()
     directories = sorted(