Fix bug with k>1

tortoise/api.py

@@ -416,7 +416,8 @@ class TextToSpeech:
             # inputs. Re-produce those for the top results. This could be made more efficient by storing all of these
             # results, but will increase memory usage.
             self.autoregressive = self.autoregressive.cuda()
-            best_latents = self.autoregressive(auto_conditioning, text_tokens, torch.tensor([text_tokens.shape[-1]], device=text_tokens.device), best_results,
+            best_latents = self.autoregressive(auto_conditioning.repeat(k, 1), text_tokens.repeat(k, 1),
+                                               torch.tensor([text_tokens.shape[-1]], device=text_tokens.device), best_results,
                                                torch.tensor([best_results.shape[-1]*self.autoregressive.mel_length_compression], device=text_tokens.device),
                                                return_latent=True, clip_inputs=False)
             self.autoregressive = self.autoregressive.cpu()