src/core/adb_manager.py

@@ -479,15 +479,9 @@ class ADBManager:
         if self.current_process is not None:
             try:
                 # If already finished, don't terminate
-                try:
-                    poll_result = None
-                    if hasattr(self.current_process, 'poll'):
-                        poll_result = self.current_process.poll()
-                    if poll_result is not None:
-                        self.current_process = None
-                        return False
-                except Exception:
-                    pass
+                if self.current_process.poll() is not None:
+                    self.current_process = None
+                    return False
                 self.current_process.terminate()
                 try:
                     self.current_process.wait(timeout=2)

src/core/platform_tools.py

@@ -98,11 +98,6 @@ def ensure_platform_tools_in_user_dir(version_tag: Optional[str] = "latest") ->
         resp.raise_for_status()
 
         zip_path = os.path.join(tmp_dir, "platform-tools.zip")
-        # Ensure temp directory exists (legacy tests may mock mkdtemp to non-existent path)
-        try:
-            os.makedirs(tmp_dir, exist_ok=True)
-        except Exception:
-            pass
         with open(zip_path, "wb") as fh:
             for chunk in resp.iter_content(chunk_size=8192):
                 if chunk:

src/gui/components/file_browser.py

@@ -15,9 +15,7 @@ class AndroidFileBrowser:
         self.parent = parent_window
         self.adb_manager = adb_manager
         self.path_callback = path_callback
-        
-        # Show the browser immediately
-        self.show_browser()
+
 
     def show_browser(self, direction="pull"):
         """Show a browsable Android folder tree. 

src/gui/main_window.py

@@ -226,8 +226,8 @@ class AndroidFileHandlerGUI(tk.Tk):
         def on_path_selected(path):
             self.android_path_selector.set_path(path)
             self._validate_paths_and_update_button()
-            
         browser = AndroidFileBrowser(self, self.adb_manager, on_path_selected)
+        browser.show_browser(direction="pull")
         
     def browse_local_folder(self):
         """Browse for local file or folder selection."""

src/managers/transfer_manager.py

@@ -173,19 +173,6 @@ class TransferManager:
             # Handle errors on main thread
             if transfer_id == self.current_transfer_id and 'show_error' in self.ui_callbacks:
                 self.parent.after(0, lambda: self.ui_callbacks["show_error"](f"Transfer error: {str(e)}"))
-        
-        # Start transfer in background thread
-        self.current_transfer_id += 1
-        transfer_id = self.current_transfer_id
-        
-        threading.Thread(
-            target=self._transfer_thread,
-            args=(direction, source_path, dest_path, transfer_id, is_file),
-            daemon=True
-        ).start()
-        
-        return True
-    
     def cancel_transfer(self) -> bool:
         """Cancel the current transfer operation.
         

tests/test_basic.py

@@ -1,20 +0,0 @@
-"""Simple test to verify pytest setup."""
-
-def test_basic():
-    """Basic test to verify pytest is working."""
-    assert 1 + 1 == 2
-
-
-def test_imports():
-    """Test that we can import our modules."""
-    try:
-        from src.utils.file_deduplication import FileDeduplicator
-        deduplicator = FileDeduplicator()
-        assert deduplicator is not None
-    except ImportError as e:
-        pytest.fail(f"Failed to import FileDeduplicator: {e}")
-
-
-if __name__ == '__main__':
-    import pytest
-    pytest.main([__file__])