Ensure GRADIO_ANALYTICS_ENABLED is set early enough

modules/initialize.py

 import importlib
 import logging
+import os
 import sys
 import warnings
 from threading import Thread
@@ -18,6 +19,7 @@ def imports():
     warnings.filterwarnings(action="ignore", category=DeprecationWarning, module="pytorch_lightning")
     warnings.filterwarnings(action="ignore", category=UserWarning, module="torchvision")
 
+    os.environ.setdefault('GRADIO_ANALYTICS_ENABLED', 'False')
     import gradio  # noqa: F401
     startup_timer.record("import gradio")
 

modules/launch_utils.py

@@ -27,8 +27,7 @@ dir_repos = "repositories"
 # Whether to default to printing command output
 default_command_live = (os.environ.get('WEBUI_LAUNCH_LIVE_OUTPUT') == "1")
 
-if 'GRADIO_ANALYTICS_ENABLED' not in os.environ:
-    os.environ['GRADIO_ANALYTICS_ENABLED'] = 'False'
+os.environ.setdefault('GRADIO_ANALYTICS_ENABLED', 'False')
 
 
 def check_python_version():