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IfcOpenShell/src/ifcopenshell-python/ifcopenshell/api/system/unassign_system.py
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Andrej730 59b496d4b5 typing
2024-04-12 17:41:36 +05:00

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Python

# IfcOpenShell - IFC toolkit and geometry engine
# Copyright (C) 2021 Dion Moult <dion@thinkmoult.com>
#
# This file is part of IfcOpenShell.
#
# IfcOpenShell is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# IfcOpenShell is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with IfcOpenShell. If not, see <http://www.gnu.org/licenses/>.
import ifcopenshell
import ifcopenshell.api
import ifcopenshell.util.element
class Usecase:
def __init__(
self,
file: ifcopenshell.file,
products: list[ifcopenshell.entity_instance],
system: ifcopenshell.entity_instance,
):
"""Unassigns list of products from a system
:param products: The list of IfcDistributionElements to unassign from the system.
:type products: list[ifcopenshell.entity_instance.entity_instance]
:param system: The IfcSystem you want to unassign the element from.
:type system: ifcopenshell.entity_instance.entity_instance
:return: None
:rtype: None
Example:
.. code:: python
# A completely empty distribution system
system = ifcopenshell.api.run("system.add_system", model)
# Create a duct
duct = ifcopenshell.api.run("root.create_entity", model,
ifc_class="IfcDuctSegment", predefined_type="RIGIDSEGMENT")
# This duct is part of the system
ifcopenshell.api.run("system.assign_system", model, products=[duct], system=system)
# Not anymore!
ifcopenshell.api.run("system.unassign_system", model, products=[duct], system=system)
"""
self.file = file
self.settings = {
"products": products,
"system": system,
}
def execute(self):
ifcopenshell.api.run(
"group.unassign_group", self.file, products=self.settings["products"], group=self.settings["system"]
)