gradio.themes: get rid of useless re-exports + noqas (#3958)

* gradio.themes.utils: remove star re-exports

* gradio.themes: specify re-exports in __all__

* gradio.themes.app: import create_theme_dropdown from full module path

* Add changelog

* Yeet theme_dropdown CommitOperationAdd

* fixing broken theme path

* version

---------

Co-authored-by: Abubakar Abid <abubakar@huggingface.co>

CHANGELOG.md

@@ -29,7 +29,8 @@ No changes to highlight.
 
 ## Breaking Changes:
 
-No changes to highlight.
+- Some re-exports in `gradio.themes` utilities (introduced in 3.24.0) have been eradicated.
+  By [@akx](https://github.com/akx) in [PR 3958](https://github.com/gradio-app/gradio/pull/3958)
 
 ## Full Changelog:
 

gradio/themes/__init__.py

@@ -1,13 +1,27 @@
-from gradio.themes import utils  # noqa: F401
-from gradio.themes.base import Base, ThemeClass  # noqa: F401
-from gradio.themes.default import Default  # noqa: F401
-from gradio.themes.glass import Glass  # noqa: F401
-from gradio.themes.monochrome import Monochrome  # noqa: F401
-from gradio.themes.soft import Soft  # noqa: F401
-from gradio.themes.utils import colors, sizes  # noqa: F401
-from gradio.themes.utils.colors import Color  # noqa: F401
-from gradio.themes.utils.fonts import Font, GoogleFont  # noqa: F401
-from gradio.themes.utils.sizes import Size  # noqa: F401
+from gradio.themes.base import Base, ThemeClass
+from gradio.themes.default import Default
+from gradio.themes.glass import Glass
+from gradio.themes.monochrome import Monochrome
+from gradio.themes.soft import Soft
+from gradio.themes.utils import colors, sizes
+from gradio.themes.utils.colors import Color
+from gradio.themes.utils.fonts import Font, GoogleFont
+from gradio.themes.utils.sizes import Size
+
+__all__ = [
+    "Base",
+    "Color",
+    "Default",
+    "Font",
+    "Glass",
+    "GoogleFont",
+    "Monochrome",
+    "Size",
+    "Soft",
+    "ThemeClass",
+    "colors",
+    "sizes",
+]
 
 
 def builder(*args, **kwargs):

gradio/themes/app.py

@@ -1,8 +1,7 @@
 import time
 
-from theme_dropdown import create_theme_dropdown  # noqa: F401
-
 import gradio as gr
+from gradio.themes.utils.theme_dropdown import create_theme_dropdown
 
 dropdown, js = create_theme_dropdown()
 

gradio/themes/base.py

@@ -292,12 +292,6 @@ class ThemeClass:
                 path_in_repo="README.md", path_or_fileobj=readme_file.name
             ),
             CommitOperationAdd(path_in_repo="app.py", path_or_fileobj=app_file.name),
-            CommitOperationAdd(
-                path_in_repo="theme_dropdown.py",
-                path_or_fileobj=str(
-                    Path(__file__).parent / "utils" / "theme_dropdown.py"
-                ),
-            ),
         ]
 
         huggingface_hub.create_repo(

gradio/themes/utils/__init__.py

@@ -1,8 +1,11 @@
-from .colors import *  # noqa: F401
-from .fonts import *  # noqa: F401
-from .semver_match import (  # noqa: F401
+from .semver_match import (
     ThemeAsset,
     get_matching_version,
     get_theme_assets,
 )
-from .sizes import *  # noqa: F401
+
+__all__ = [
+    "ThemeAsset",
+    "get_theme_assets",
+    "get_matching_version",
+]

gradio/themes/utils/theme_dropdown.py

@@ -7,7 +7,7 @@ from gradio.themes.utils import ThemeAsset
 def create_theme_dropdown():
     import gradio as gr
 
-    asset_path = pathlib.Path(__file__).parent / "themes"
+    asset_path = pathlib.Path() / "themes"
     themes = []
     for theme_asset in os.listdir(str(asset_path)):
         themes.append(