Switch back to precise lite by default. See how it holds up.

buildroot-external/package/python-precise-lite-runner/0001-Try-to-use-4-threads.patch

@@ -0,0 +1,29 @@
+From bdf1875bcd4e34766d45a6514ec9fed9d2cf1a9a Mon Sep 17 00:00:00 2001
+From: j1nx <p.steenbergen@j1nx.nl>
+Date: Wed, 8 Jun 2022 11:44:11 +0200
+Subject: [PATCH 1/1] Try to use 4 threads Tensorflow v2.3.0+ supports
+ multithreading.
+
+---
+ precise_lite_runner/runner.py | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/precise_lite_runner/runner.py b/precise_lite_runner/runner.py
+index 7e56a30..0aadf73 100644
+--- a/precise_lite_runner/runner.py
++++ b/precise_lite_runner/runner.py
+@@ -16,6 +16,11 @@ class TFLiteRunner:
+     def __init__(self, model_name: str):
+         #  Setup tflite environment
+         self.interpreter = tflite.Interpreter(model_path=model_name)
++        try:
++            self.interpreter.set_num_threads(4)
++        except:
++            pass
++
+         self.interpreter.allocate_tensors()
+ 
+         self.input_details = self.interpreter.get_input_details()
+-- 
+2.34.1
+