gguf-py : avoid requiring pyside6 for other scripts

- nix : add pyside6 as a python dependency to include it in *-extra shells

Author: compilade

.devops/nix/python-scripts.nix

@@ -18,6 +18,9 @@ let
     gguf-py
     tqdm
 
+    # for the graphical GGUF editor
+    pyside6
+
     # for scripts/compare-llama-bench.py
     gitpython
     tabulate

gguf-py/gguf/scripts/__init__.py

@@ -4,4 +4,8 @@
 from .gguf_dump import main as gguf_dump_entrypoint
 from .gguf_set_metadata import main as gguf_set_metadata_entrypoint
 from .gguf_new_metadata import main as gguf_new_metadata_entrypoint
-from .gguf_editor_gui import main as gguf_editor_gui_entrypoint
+
+try:  # has optional dependencies which should not matter for the other scripts
+    from .gguf_editor_gui import main as gguf_editor_gui_entrypoint
+except ImportError:
+    pass

gguf-py/pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "gguf"
-version = "0.16.2"
+version = "0.16.3"
 description = "Read and write ML models in GGUF for GGML"
 authors = ["GGML <[email protected]>"]
 packages = [