SNOW-1418523: Remove session param that can be local

src/snowflake/snowpark/session.py

@@ -579,7 +579,6 @@ def __init__(
         )
         self._custom_package_usage_config: Dict = {}
         self._conf = self.RuntimeConfig(self, options or {})
-        self._tmpdir_handler: Optional[tempfile.TemporaryDirectory] = None
         self._runtime_version_from_requirement: str = None
         self._temp_table_auto_cleaner: TempTableAutoCleaner = TempTableAutoCleaner(self)
         if self._auto_clean_up_temp_table_enabled:
@@ -1651,8 +1650,8 @@ def _upload_unsupported_packages(
 
         try:
             # Setup a temporary directory and target folder where pip install will take place.
-            self._tmpdir_handler = tempfile.TemporaryDirectory()
-            tmpdir = self._tmpdir_handler.name
+            tmpdir_handler = tempfile.TemporaryDirectory()
+            tmpdir = tmpdir_handler.name
             target = os.path.join(tmpdir, "unsupported_packages")
             if not os.path.exists(target):
                 os.makedirs(target)
@@ -1737,9 +1736,7 @@ def _upload_unsupported_packages(
                         for requirement in supported_dependencies + new_dependencies
                     ]
                 )
-                metadata_local_path = os.path.join(
-                    self._tmpdir_handler.name, metadata_file
-                )
+                metadata_local_path = os.path.join(tmpdir_handler.name, metadata_file)
                 with open(metadata_local_path, "w") as file:
                     for key, value in metadata.items():
                         file.write(f"{key},{value}\n")
@@ -1775,9 +1772,9 @@ def _upload_unsupported_packages(
                 f"-third-party-packages-from-anaconda-in-a-udf."
             )
         finally:
-            if self._tmpdir_handler:
-                self._tmpdir_handler.cleanup()
-                self._tmpdir_handler = None
+            if tmpdir_handler:
+                tmpdir_handler.cleanup()
+                tmpdir_handler = None
 
         return supported_dependencies + new_dependencies