Wallet workaround for python issue 97641 and update anyio for issue 5…

…89 (#16408)

* add arvid's fix to wallet as well

* update anyio to 4.0.0

chia/simulator/setup_services.py

@@ -329,8 +329,24 @@ async def setup_wallet_node(
         await service.wait_closed()
         if db_path.exists():
             # TODO: remove (maybe) when fixed https://github.com/python/cpython/issues/97641
+
+            # 3.11 switched to using functools.lru_cache for the statement cache.
+            # See #87028. This introduces a reference cycle involving the connection
+            # object, so the connection object no longer gets immediately
+            # deallocated, not until, for example, gc.collect() is called to break
+            # the cycle.
             gc.collect()
-            db_path.unlink()
+            for _ in range(10):
+                try:
+                    db_path.unlink()
+                    break
+                except PermissionError as e:
+                    print(f"db_path.unlink(): {e}")
+                    time.sleep(0.1)
+                    # filesystem operations are async on windows
+                    # [WinError 32] The process cannot access the file because it is
+                    # being used by another process
+                    pass
         keychain.delete_all_keys()
 
 

setup.py

@@ -7,7 +7,7 @@
 
 dependencies = [
     "aiofiles==23.2.1",  # Async IO for files
-    "anyio==3.7.1",
+    "anyio==4.0.0",
     "blspy==2.0.2",  # Signature library
     "boto3==1.28.25",  # AWS S3 for DL s3 plugin
     "chiavdf==1.0.11",  # timelord and vdf verification