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Copy missing attributes into tokamak object #45

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Copy missing attributes into tokamak object #45

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ad04430
Copy missing attributes into tokamak object
timothy-nunn Oct 14, 2025
00b17a7
Handle singletons in copy_into
timothy-nunn Oct 24, 2025
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5 changes: 5 additions & 0 deletions freegsnke/build_machine.py
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@
from freegs4e.machine import Circuit, Wall
from freegs4e.multi_coil import MultiCoil

from .copying import copy_into
from .machine_config import build_tokamak_R_and_M
from .machine_update import Machine
from .magnetic_probes import Probes
Expand Down Expand Up @@ -596,6 +597,10 @@ def copy_tokamak(tokamak: Machine):
new_tokamak.n_passive_coils = tokamak.n_passive_coils
new_tokamak.n_coils = tokamak.n_coils

copy_into(tokamak, new_tokamak, "coil_resist", mutable=True, strict=False)
copy_into(tokamak, new_tokamak, "coil_self_ind", mutable=True, strict=False)
copy_into(tokamak, new_tokamak, "current_vec", mutable=True, strict=False)

# add probe object attribute to tokamak (not strictly required)
new_tokamak.probes = tokamak.probes

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5 changes: 5 additions & 0 deletions freegsnke/copying.py
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Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,11 @@ def copy_into(
# will error if strict and attribute doesnt exist
attribute_value = getattr(obj, attr)

# handle singletons
if attribute_value is None or attribute_value is True or attribute_value is False:
setattr(new_obj, attr, attribute_value)
return

if mutable:
if (
isinstance(attribute_value, np.ndarray)
Expand Down