Update app.py

app.py

@@ -75,7 +75,7 @@ def create_valid_filename(invalid_filename: str) -> str:
                       'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z',
                       'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M',
                       'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z',
-                      '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '_')
+                      '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '_', '-')
     return ''.join(char for char in valid_chars if char in allowed_chars)
     
 def generate(prompt, history, agent_name=agents[0], sys_prompt="", temperature=0.9, max_new_tokens=1048, top_p=0.95, repetition_penalty=1.0,):