fixed error "There was a problem when trying to write in your cache folder (C:\Users\USER/.cache\huggingface\hub). You should set the environment variable TRANSFORMERS_CACHE to a writable directory."

launch.py

@@ -57,6 +57,21 @@ def prepare_environment():
     if REINSTALL_ALL or not requirements_met(requirements_file):
         run_pip(f"install -r \"{requirements_file}\"", "requirements")
 
+    if platform.system() == "Windows":
+        print("Windows detected. Assigning cache directory to Transformers in AppData\Local.")
+        transformers_cache_directory = os.path.join(os.getenv('LOCALAPPDATA'), 'transformers_cache')
+        if not os.path.exists(transformers_cache_directory):
+            os.mkdir(transformers_cache_directory)
+            print(f"First launch. Directory '{transformers_cache_directory}' created successfully.")
+        else:
+            print(f"Directory '{transformers_cache_directory}' already exists.")
+        os.environ['TRANSFORMERS_CACHE'] = transformers_cache_directory
+        print("Environment variable assigned.")
+        del transformers_cache_directory
+
+    else:
+        print("Windows not detected. Assignment of Transformers cache directory not necessary.")
+
     return