Pr template (#99)

* pr template
* format fix

python/tests/test_optimizers.py

@@ -1,13 +1,14 @@
 # Copyright © 2023 Apple Inc.
 
-import unittest
 import inspect
+import unittest
 
 import mlx.core as mx
 import mlx.optimizers as opt
 import mlx.utils
 import mlx_tests
 
+
 def get_all_optimizers():
     classes = dict()
     for name, obj in inspect.getmembers(opt):
@@ -16,8 +17,10 @@ def get_all_optimizers():
                 classes[name] = obj
     return classes
 
+
 optimizers_dict = get_all_optimizers()
 
+
 class TestOptimizers(mlx_tests.MLXTestCase):
     def test_optimizers(self):
         params = {