[Test][Transformer] Pre-parse container version (NVIDIA#1673)

* pre-parse container version

* check torch version first

tests/L0/run_transformer/test_pipeline_parallel_fwd_bwd.py

@@ -2,6 +2,7 @@
 import logging
 import itertools
 import os
+from datetime import datetime
 from packaging.version import parse, Version
 import re
 from typing import Optional, Tuple, List
@@ -40,11 +41,19 @@
 weight_coeff = 1024
 
 # Guard for https://github.com/pytorch/pytorch/pull/82450
+def get_nvidia_pytorch_version():
+    ver = os.getenv("NVIDIA_PYTORCH_VERSION", "22.08")
+    if "master" in ver:
+        ver = datetime.today().strftime("%y.%m")
+    elif "update_for_" in ver:
+        ver = ver.replace("update_for_", "")
+    return ver
+
 CAN_SKIP_SYNC_AFTER_BATCH_ISEND_IRECV = False
 ngc_container_2209, pytorch_113 = Version("22.09"), Version("1.13")
-if parse(os.getenv("NVIDIA_PYTORCH_VERSION", "22.08")) >= ngc_container_2209:
+if parse(torch.__version__) >= pytorch_113:
     CAN_SKIP_SYNC_AFTER_BATCH_ISEND_IRECV = True
-elif parse(torch.__version__) >= pytorch_113:
+elif parse(get_nvidia_pytorch_version()) >= ngc_container_2209:
     CAN_SKIP_SYNC_AFTER_BATCH_ISEND_IRECV = True
 else:
     CAN_SKIP_SYNC_AFTER_BATCH_ISEND_IRECV = False