Exclude typer from the requirements list for Wasm env and fix gradio.cli not to be imported (#7823)

* Exclude `typer` from the requirements list for Wasm env and fix `gradio.cli` not to be imported

* add changeset

* add changeset

---------

Co-authored-by: gradio-pr-bot <gradio-pr-bot@users.noreply.github.com>
Co-authored-by: Abubakar Abid <abubakar@huggingface.co>

.changeset/silly-spies-cross.md

@@ -0,0 +1,5 @@
+---
+"gradio": patch
+---
+
+feat:Exclude `typer` from the requirements list for Wasm env and fix `gradio.cli` not to be imported

gradio/__init__.py

@@ -7,7 +7,6 @@ import gradio.templates
 from gradio import components, layouts, themes
 from gradio.blocks import Blocks
 from gradio.chat_interface import ChatInterface
-from gradio.cli import deploy
 from gradio.components import (
     HTML,
     JSON,
@@ -99,5 +98,9 @@ from gradio.templates import (
 )
 from gradio.themes import Base as Theme
 from gradio.utils import NO_RELOAD, get_package_version, set_static_paths
+from gradio.wasm_utils import IS_WASM
+
+if not IS_WASM:
+    from gradio.cli import deploy
 
 __version__ = get_package_version()

gradio/blocks.py

@@ -680,6 +680,11 @@ class Blocks(BlockContext, BlocksEvents, metaclass=BlocksMeta):
 
     @property
     def _is_running_in_reload_thread(self):
+        if wasm_utils.IS_WASM:
+            # Wasm (Pyodide) doesn't support threading,
+            # so the return value is always False.
+            return False
+
         from gradio.cli.commands.reload import reload_thread
 
         return getattr(reload_thread, "running_reload", False)

requirements.txt

@@ -21,6 +21,6 @@ pyyaml>=5.0,<7.0
 semantic_version~=2.0
 typing_extensions~=4.0
 uvicorn>=0.14.0; sys.platform != 'emscripten'
-typer[all]>=0.9,<1.0
+typer[all]>=0.9,<1.0; sys.platform != 'emscripten'
 tomlkit==0.12.0
 ruff>=0.2.2; sys.platform != 'emscripten'