Update app.py

app.py

@@ -14,6 +14,10 @@ import threading
 from huggingface_hub import HfApi
 from flask import send_file
 
+global docx_path, md_path
+docx_path = None
+md_path = None
+
 # Configure logging
 logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
 logger = logging.getLogger(__name__)
@@ -264,17 +268,20 @@ app.layout = dbc.Container([
     [State("git-provider", "value"),
      State("repo-url", "value"),
      State("guide-type", "value"),
-     State('exclude-folders', 'value')]  # Changed from 'exclude-folders-input' to 'exclude-folders'
+     State('exclude-folders', 'value')]
 )
 def update_output(n_clicks, git_provider, repo_url, guide_type, exclude_folders):
     if n_clicks is None:
         raise PreventUpdate
     
+    global docx_path, md_path
+    
     def generate_guide_thread():
-        nonlocal guide_text, docx_path, md_path
+        global docx_path, md_path
         guide_text, docx_path, md_path = generate_guide(git_provider, repo_url, guide_type, exclude_folders)
+        return guide_text
     
-    guide_text, docx_path, md_path = None, None, None
+    guide_text = None
     thread = threading.Thread(target=generate_guide_thread)
     thread.start()
     thread.join()
@@ -287,7 +294,7 @@ def update_output(n_clicks, git_provider, repo_url, guide_type, exclude_folders)
     prevent_initial_call=True,
 )
 def download_docx(n_clicks):
-    if n_clicks is None:
+    if n_clicks is None or docx_path is None:
         raise PreventUpdate
     return dcc.send_file(docx_path, filename="generated_guide.docx")
 
@@ -297,7 +304,7 @@ def download_docx(n_clicks):
     prevent_initial_call=True,
 )
 def download_md(n_clicks):
-    if n_clicks is None:
+    if n_clicks is None or md_path is None:
         raise PreventUpdate
     return dcc.send_file(md_path, filename="generated_guide.md")