From 950d097ca10d639603fc3d6166c73e23afc93931 Mon Sep 17 00:00:00 2001
From: Alexandre Lissy <lissyx@lissyx.dyndns.org>
Date: Tue, 31 Mar 2020 15:11:55 +0200
Subject: [PATCH] Add some early checks, for Scorer at first

Fixes #2807
---
 training/deepspeech_training/train.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/training/deepspeech_training/train.py b/training/deepspeech_training/train.py
index f217a480..bbf6b7b3 100644
--- a/training/deepspeech_training/train.py
+++ b/training/deepspeech_training/train.py
@@ -896,8 +896,17 @@ def do_single_file_inference(input_file_path):
         print(decoded[0][1])
 
 
+def early_checks():
+    # Check for proper scorer early
+    if FLAGS.scorer_path:
+        scorer = Scorer(FLAGS.lm_alpha, FLAGS.lm_beta,
+                        FLAGS.scorer_path, Config.alphabet)
+        del scorer
+
+
 def main(_):
     initialize_globals()
+    early_checks()
 
     if FLAGS.train_files:
         tfv1.reset_default_graph()