v1.2.3 & test past ckpts

update version

Author: Borda

CHANGELOG.md

@@ -7,44 +7,19 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 ## [1.2.3] - 2021-03-09
 
-### Added
-
-
-### Changed
-
 
 ### Fixed
 
 - Fixed `ModelPruning(make_pruning_permanent=True)` pruning buffers getting removed when saved during training ([#6073](https://github.com/PyTorchLightning/pytorch-lightning/pull/6073))
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 - Fixed when `_stable_1d_sort` to work when `n >= N` ([#6177](https://github.com/PyTorchLightning/pytorch-lightning/pull/6177))
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 - Fixed `AttributeError` when `logger=None` on TPU ([#6221](https://github.com/PyTorchLightning/pytorch-lightning/pull/6221))
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 - Fixed PyTorch Profiler with `emit_nvtx` ([#6260](https://github.com/PyTorchLightning/pytorch-lightning/pull/6260))
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 - Fixed `trainer.test` from `best_path` hangs after calling `trainer.fit`  ([#6272](https://github.com/PyTorchLightning/pytorch-lightning/pull/6272))
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 - Fixed `SingleTPU` calling `all_gather` ([#6296](https://github.com/PyTorchLightning/pytorch-lightning/pull/6296))
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 - Ensure we check deepspeed/sharded in multinode DDP ([#6297](https://github.com/PyTorchLightning/pytorch-lightning/pull/6297)
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 - Check `LightningOptimizer` doesn't delete optimizer hooks ([#6305](https://github.com/PyTorchLightning/pytorch-lightning/pull/6305)
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 - Resolve memory leak for evaluation ([#6326](https://github.com/PyTorchLightning/pytorch-lightning/pull/6326)
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 - Ensure that clip gradients is only called if the value is greater than 0 ([#6330](https://github.com/PyTorchLightning/pytorch-lightning/pull/6330)
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 - Fixed `Trainer` not resetting `lightning_optimizers` when calling `Trainer.fit()` multiple times ([#6372](https://github.com/PyTorchLightning/pytorch-lightning/pull/6372))
 
 

pytorch_lightning/__init__.py

@@ -5,7 +5,7 @@
 import time
 
 _this_year = time.strftime("%Y")
-__version__ = '1.2.2'
+__version__ = '1.2.3'
 __author__ = 'William Falcon et al.'
 __author_email__ = '[email protected]'
 __license__ = 'Apache-2.0'

tests/checkpointing/test_legacy_checkpoints.py

@@ -52,6 +52,9 @@
         "1.1.6",
         "1.1.7",
         "1.1.8",
+        "1.2.0",
+        "1.2.1",
+        "1.2.2",
     ]
 )
 def test_resume_legacy_checkpoints(tmpdir, pl_version):