diff --git a/TTS/tts/models/base_tts.py b/TTS/tts/models/base_tts.py
index 8bb7f02e..01f4a1de 100644
--- a/TTS/tts/models/base_tts.py
+++ b/TTS/tts/models/base_tts.py
@@ -14,6 +14,7 @@ from TTS.tts.datasets.dataset import TTSDataset
 from TTS.tts.utils.languages import LanguageManager, get_language_weighted_sampler
 from TTS.tts.utils.speakers import SpeakerManager, get_speaker_manager, get_speaker_weighted_sampler
 from TTS.tts.utils.synthesis import synthesis
+from TTS.tts.utils.text.symbols import Graphemes, make_symbols
 from TTS.tts.utils.visual import plot_alignment, plot_spectrogram
 
 # pylint: skip-file
@@ -32,9 +33,7 @@ class BaseTTS(BaseModel):
         - 1D tensors `batch x 1`
     """
 
-    def __init__(
-        self, config: Coqpit, ap: "AudioProcessor", tokenizer: "TTSTokenizer", speaker_manager: SpeakerManager = None
-    ):
+    def __init__(self, config: Coqpit, ap: "AudioProcessor", tokenizer: "TTSTokenizer", speaker_manager: SpeakerManager = None):
         super().__init__(config)
         self.config = config
         self.ap = ap
@@ -292,7 +291,7 @@ class BaseTTS(BaseModel):
                 verbose=verbose,
                 speaker_id_mapping=speaker_id_mapping,
                 d_vector_mapping=d_vector_mapping if config.use_d_vector_file else None,
-                tokenizer=self.tokenizer,
+                tokenizer=self.tokenizer
             )
 
             # pre-compute phonemes
diff --git a/recipes/ljspeech/glow_tts/train_glowtts.py b/recipes/ljspeech/glow_tts/train_glowtts.py
index 4762a77a..fe4a9d9b 100644
--- a/recipes/ljspeech/glow_tts/train_glowtts.py
+++ b/recipes/ljspeech/glow_tts/train_glowtts.py
@@ -71,7 +71,12 @@ model = GlowTTS(config, ap, tokenizer, speaker_manager=None)
 # Trainer provides a generic API to train all the 🐸TTS models with all its perks like mixed-precision training,
 # distributed training, etc.
 trainer = Trainer(
-    TrainingArgs(), config, output_path, model=model, train_samples=train_samples, eval_samples=eval_samples
+    TrainingArgs(),
+    config,
+    output_path,
+    model=model,
+    train_samples=train_samples,
+    eval_samples=eval_samples
 )
 
 # AND... 3,2,1... 🚀