deep_merge implemented

recursively merges dicts in profiles

patch bump

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "voicemeeter-api"
-version = "2.3.0"
+version = "2.3.1"
 description = "A Python wrapper for the Voiceemeter API"
 authors = ["onyx-and-iris <code@onyxandiris.online>"]
 license = "MIT"

voicemeeterlib/remote.py

@@ -1,3 +1,4 @@
+import copy
 import ctypes as ct
 import logging
 import time
@@ -13,7 +14,7 @@ from .kinds import KindId
 from .misc import Midi, VmGui
 from .subject import Subject
 from .updater import Producer, Updater
-from .util import grouper, polling, script
+from .util import deep_merge, grouper, polling, script
 
 logger = logging.getLogger(__name__)
 
@@ -306,14 +307,18 @@ class Remote(CBindings):
             f"Known configs: {list(self.configs.keys())}",
         )
         try:
-            config = self.configs[name].copy()
+            config = self.configs[name]
         except KeyError as e:
             self.logger.error(("\n").join(ERR_MSG))
             raise VMError(("\n").join(ERR_MSG)) from e
 
         if "extends" in config:
-            extended = config.pop("extends")
-            config = self.configs[extended] | config
+            extended = config["extends"]
+            config = {
+                k: v
+                for k, v in deep_merge(self.configs[extended], config)
+                if k not in ("extends")
+            }
             self.logger.debug(
                 f"profile '{name}' extends '{extended}', profiles merged.."
             )

voicemeeterlib/util.py

@@ -1,3 +1,4 @@
+import copy
 import functools
 from itertools import zip_longest
 from typing import Iterator
@@ -70,3 +71,17 @@ def grouper(n, iterable, fillvalue=None):
     """
     args = [iter(iterable)] * n
     return zip_longest(fillvalue=fillvalue, *args)
+
+
+def deep_merge(dict1, dict2):
+    """Generator function for deep merging two dicts"""
+    for k in set(dict1) | set(dict2):
+        if k in dict1 and k in dict2:
+            if isinstance(dict1[k], dict) and isinstance(dict2[k], dict):
+                yield k, dict(deep_merge(dict1[k], dict2[k]))
+            else:
+                yield k, dict2[k]
+        elif k in dict1:
+            yield k, dict1[k]
+        else:
+            yield k, dict2[k]