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9 changes: 5 additions & 4 deletions server/davidia/server/fastapi_utils.py
Original file line number Diff line number Diff line change
Expand Up @@ -148,14 +148,15 @@ async def root_request(payload: MyModel) -> OtherModel:

def _instantiate_obj(model_class, obj):
if isinstance(model_class, UnionType):
excs = {}
for m in get_args(model_class):
try:
return m.model_validate(obj)
except ValidationError:
logger.warning(
"Could not validate as %s: %s", m, obj, exc_info=True
)
except ValidationError as e:
excs[m] = e
logger.error("No valid models for", obj)
for m,e in excs.items():
logger.error("%s: %s", m, e)
return None

if isinstance(obj, BaseModel):
Expand Down
8 changes: 5 additions & 3 deletions server/demos/simple.py
Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
from davidia.models.selections import AnySelection
from time import sleep

import numpy as np
Expand Down Expand Up @@ -179,8 +180,7 @@ def table_demo(p):


def regions_demo(p):
region(
selections=[
selections: list[AnySelection] = [
RectangularSelection(
start=(3.5, 6.5),
lengths=(3.2, 2.0),
Expand All @@ -191,7 +191,9 @@ def regions_demo(p):
LinearSelection(
start=(6.9, 10.5), length=2.0, angle=1.1, colour="cyan", alpha=0.6
),
],
]
region(
selections=selections,
plot_id=f"plot_{p}",
)
rs = region(plot_id=f"plot_{p}")
Expand Down