bump up lightning version

Summary: Pull Request resolved: https://github.com/facebookresearch/d2go/pull/187

Reviewed By: ananthsub, zhanghang1989

Differential Revision: D34650467

fbshipit-source-id: b9518e5dd673b709320b87e57a43d053eca3aabe

.github/workflows/unit_test.yml

@@ -20,7 +20,6 @@ jobs:
         run: |
           conda install pytorch torchvision -c pytorch-nightly
           python -m pip install 'git+https://github.com/facebookresearch/detectron2.git'
-          python -m pip install 'git+https://github.com/PyTorchLightning/pytorch-lightning.git'
           pip install git+https://github.com/facebookresearch/mobile-vision
           pip install scikit-learn
           pip install pytest
@@ -31,4 +30,3 @@ jobs:
             OSSRUN: 1
         run: |
           python -m unittest discover tests
-

setup.py

@@ -27,7 +27,7 @@ requirements = [
     "Pillow",
     "mock",
     "torch",
-    "pytorch-lightning @ git+https://github.com/PyTorchLightning/pytorch-lightning.git@86b177ebe",
+    "pytorch-lightning @ git+https://github.com/PyTorchLightning/pytorch-lightning@15364c18c",
     "opencv-python",
     "parameterized",
     "diskcache",  # TODO: move to mobile_cv

tests/runner/test_runner_lightning_task.py

@@ -222,7 +222,7 @@ class TestLightningTask(unittest.TestCase):
                 assert batch
                 assert opt
                 assert manual_backward
-                # We take step the optimizer for progress tracking to occur
+                # We step the optimizer for progress tracking to occur
                 # This is reflected in the Trainer's global_step property
                 # which is used to determine when to stop training
                 # when specifying the loop bounds with Trainer(max_steps=N)