Fix training assets (#105)

Author: olivhoenen

imas/assets/ITER_134173_106_equilibrium.ids

@@ -26,8 +26,6 @@ equilibrium/vacuum_toroidal_field/b0
 	dim: 1
 	size: 3 
 -5.2999999999999998e+00 -5.2999999999999998e+00 -5.2999999999999998e+00 
-equilibrium/grids_ggd
-	size: 1
 equilibrium/time_slice
 	size: 3
 equilibrium/time_slice[0]/boundary/outline/r

imas/test/test_convert_core_edge_plasma.py

@@ -12,7 +12,7 @@ def assert_equal(core_edge, plasma):
 
 
 def test_convert_training_core_profiles():
-    with imas.training.get_training_db_entry() as entry:
+    with imas.training.get_training_db_entry(convert=True) as entry:
         cp = entry.get("core_profiles")
 
     pp = imas.convert_to_plasma_profiles(cp)

imas/training.py

@@ -2,8 +2,6 @@
 # You should have received the IMAS-Python LICENSE file with this project.
 """Functions that are useful for the IMAS-Python training courses."""
 
-from unittest.mock import patch
-
 try:
     from importlib.resources import files
 except ImportError:  # Python 3.8 support
@@ -12,15 +10,22 @@
 import imas
 
 
-def get_training_db_entry() -> imas.DBEntry:
-    """Open and return an ``imas.DBEntry`` pointing to the training data."""
+def get_training_db_entry(convert=False) -> imas.DBEntry:
+    """Open and return an ``imas.DBEntry`` pointing to the training data.
+
+    Args:
+        convert: if True, converts assets to default DD version
+    """
     assets_path = files(imas) / "assets/"
     entry = imas.DBEntry(f"imas:ascii?path={assets_path}", "r")
 
-    output_entry = imas.DBEntry("imas:memory?path=/", "w")
+    version = None if convert else "3.39.0"
+    output_entry = imas.DBEntry("imas:memory?path=/", "w", dd_version=version)
     for ids_name in ["core_profiles", "equilibrium"]:
         ids = entry.get(ids_name, autoconvert=False)
-        with patch.dict("os.environ", {"IMAS_AL_DISABLE_VALIDATE": "1"}):
+        if convert:
             output_entry.put(imas.convert_ids(ids, output_entry.dd_version))
+        else:
+            output_entry.put(ids)
     entry.close()
     return output_entry