Redirect logs based on env var (#1474) (#1495)

(cherry picked from commit 8798744)

Co-authored-by: Dobiko <kobidogao@yahoo.com>

src/super_gradients/common/auto_logging/auto_logger.py

@@ -32,7 +32,7 @@ def _setup_default_logging(self, log_level: str = None) -> None:
         # Therefore the log file will have the parent PID to being able to discriminate the logs corresponding to a single run.
         timestamp = time.strftime("%Y_%m_%d_%H_%M_%S", time.localtime())
         self._setup_logging(
-            filename=os.path.expanduser(f"~/sg_logs/logs_{os.getppid()}_{timestamp}.log"),
+            filename=os.path.join(env_variables.SUPER_GRADIENTS_LOG_DIR, f"logs_{os.getppid()}_{timestamp}.log"),
             copy_already_logged_messages=False,
             filemode="w",
             log_level=log_level,

src/super_gradients/common/auto_logging/console_logging.py

@@ -7,6 +7,7 @@
 from threading import Lock
 
 from super_gradients.common.environment.ddp_utils import multi_process_safe, is_main_process
+from super_gradients.common.environment.env_variables import env_variables
 
 
 class BufferWriter:
@@ -117,7 +118,7 @@ def __init__(self):
     @multi_process_safe
     def _setup(self):
         """On instantiation, setup the default sink file."""
-        filename = Path.home() / "sg_logs" / "console.log"
+        filename = Path(env_variables.SUPER_GRADIENTS_LOG_DIR) / "console.log"
         filename.parent.mkdir(exist_ok=True)
         self.filename = str(filename)
         os.makedirs(os.path.dirname(self.filename), exist_ok=True)

src/super_gradients/common/environment/env_variables.py

@@ -1,4 +1,5 @@
 import os
+from pathlib import Path
 from typing import Optional
 
 
@@ -45,5 +46,9 @@ def HYDRA_FULL_ERROR(self) -> Optional[str]:
     def HYDRA_FULL_ERROR(self, value: str):
         os.environ["HYDRA_FULL_ERROR"] = value
 
+    @property
+    def SUPER_GRADIENTS_LOG_DIR(self) -> str:
+        return os.getenv("SUPER_GRADIENTS_LOG_DIR", default=str(Path.home() / "sg_logs"))
+
 
 env_variables = EnvironmentVariables()