use micromamba

.github/install_meep.sh

@@ -0,0 +1,4 @@
+eval "$(micromamba shell hook --shell bash)"
+micromamba create -p ./env
+micromamba activate ./env/
+micromamba install -c conda-forge pymeep=*=mpi_mpich_* nlopt -y

Makefile

@@ -1,6 +1,6 @@
 
 install:
-	pip install -e .[dev,docs,database,devsim,femwell,gmsh,meow,meshwell,ray,sax,schematic,tidy3d,web,vlsir]
+	pip install -e .[dev,docs,devsim,femwell,gmsh,meow,meshwell,ray,sax,schematic,tidy3d,web,vlsir]
 	pre-commit install
 
 dev: test-data meep gmsh elmer install
@@ -9,7 +9,7 @@ gmsh:
 	sudo apt-get install -y python3-gmsh gmsh libglu1-mesa libxi-dev libxmu-dev libglu1-mesa-dev
 
 meep:
-	micromamba install -c conda-forge pymeep=*=mpi_mpich_* nlopt -y
+	bash .github/install_meep.sh
 
 elmer:
 	sudo apt-add-repository ppa:elmer-csc-ubuntu/elmer-csc-ppa

gplugins/meow/meow_eme.py

@@ -13,7 +13,7 @@
 from gdsfactory.generic_tech import LAYER
 from gdsfactory.pdk import get_active_pdk, get_layer_stack
 from gdsfactory.technology import LayerStack
-from gdsfactory.typings import PathType
+from gdsfactory.typings import Component, PathType
 from meow.base_model import _array as mw_array
 from tqdm.auto import tqdm
 
@@ -149,6 +149,7 @@ def __init__(
         z_min, x_min, z_max, x_max = component.bbox.ravel()
         z_min, z_max = min(z_min, z_max) + 1e-10, max(z_min, z_max) - 1e-10
         x_min, x_max = min(x_min, x_max) + 1e-10, max(x_min, x_max) - 1e-10
+        layer_stack = layer_stack.model_dump()
         ys = list_unique_layer_stack_z(layer_stack)
         y_min, y_max = np.min(ys) + 1e-10, np.max(ys) - 1e-10
 
@@ -240,7 +241,7 @@ def add_global_layers(
         layer_stack,
         buffer_y: float = 1,
         global_layer_index: int = 10000,
-    ):
+    ) -> tuple[Component, LayerStack]:
         """Adds bbox polygons for global layers.
 
         LAYER.WAFER layers are represented as polygons of size [bbox.x, xspan (meow coords)]