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entity_instance constructor and destructor micro optimizations

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This commit is contained in:
Andrej730
2025-06-16 18:18:14 +05:00
parent bd1871bd44
commit e3bbec6394
1 changed files with 7 additions and 4 deletions
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src/ifcopenshell-python/ifcopenshell/entity_instance.py
+7 -4
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@@ -162,13 +162,16 @@ class entity_instance:
""" """
:param e: Wrapper's ``entity_instance`` or a tuple ``(schema_identifier, ifc_class)``. :param e: Wrapper's ``entity_instance`` or a tuple ``(schema_identifier, ifc_class)``.
""" """
# Instances of this class will be created and removed very often,
# so it's important to keep it very optimized.
if isinstance(e, tuple): if isinstance(e, tuple):
e = ifcopenshell_wrapper.new_IfcBaseClass(*e) e = ifcopenshell_wrapper.new_IfcBaseClass(*e)
super().__setattr__("wrapped_data", e) object.__setattr__(self, "wrapped_data", e)
super().__setattr__("method_list", None) object.__setattr__(self, "method_list", None)
# Make sure the file is not gc'ed while we have live instances # Make sure the file is not gc'ed while we have live instances
self.wrapped_data.file = file e.file = file
def __del__(self): def __del__(self):
""" """
@@ -180,7 +183,7 @@ class entity_instance:
# and wrapped_data is unset. Hacky since we override # and wrapped_data is unset. Hacky since we override
# both __dict__ and __dir__. # both __dict__ and __dir__.
try: try:
wrapped_data = super().__getattribute__("wrapped_data") wrapped_data = object.__getattribute__(self, "wrapped_data")
wrapped_data.file = None wrapped_data.file = None
except AttributeError: except AttributeError:
return return