fix duration

app.py

@@ -123,10 +123,10 @@ def send_msgs(msgs):
 def get_duration(model_name, tab, mid_seq, continuation_state, continuation_select, instruments, drum_kit, bpm,
                  time_sig, key_sig, mid, midi_events, reduce_cc_st, remap_track_channel, add_default_instr,
                  remove_empty_channels, seed, seed_rand, gen_events, temp, top_p, top_k, allow_cc):
+    t = 1e-4*gen_events**2 + 15
     if "large" in model_name:
-        return gen_events // 7 + 5
-    else:
-        return gen_events // 15 + 5
+        t *= 2
+    return t
 
 
 @spaces.GPU(duration=get_duration)