From 0d2ffecd8ac1388ff2cbbc44b41d6c954b19a62c Mon Sep 17 00:00:00 2001
From: Joaquin Matres <4514346+joamatab@users.noreply.github.com>
Date: Sat, 11 Jan 2025 10:52:25 -0800
Subject: [PATCH] fix tidy3d cache

---
 .gitignore                   |  1 +
 gplugins/tidy3d/component.py | 13 ++++++++-----
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/.gitignore b/.gitignore
index 6f44da5b..d46d24b2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,6 +15,7 @@ notebooks/luminescent_runs/
 
 # C extensions
 *.csv
+*.npz
 *.xdmf
 *.h5
 *.html
diff --git a/gplugins/tidy3d/component.py b/gplugins/tidy3d/component.py
index 6371118b..4238fd37 100644
--- a/gplugins/tidy3d/component.py
+++ b/gplugins/tidy3d/component.py
@@ -590,6 +590,8 @@ def write_sparameters(
     dirpath.mkdir(parents=True, exist_ok=True)
     filepath = filepath or dirpath / f"{modeler._hash_self()}.npz"
     filepath = pathlib.Path(filepath)
+    if filepath.suffix != ".npz":
+        filepath = filepath.with_suffix(".npz")
 
     if filepath.exists() and not overwrite:
         print(f"Simulation loaded from {filepath!r}")
@@ -703,15 +705,16 @@ def write_sparameters_batch(
     #     ]
     # )
     # s_params_list = [sim.result() for sim in sims]
-    c = gf.components.taper_sc_nc()
+    c = gf.components.straight(length=1, cross_section="rib")
 
     sp = write_sparameters(
         c,
-        sim_size_z=4,
+        # sim_size_z=4,
         center_z="core",
-        plot_simulation_x=10,
-        plot_simulation_layer_name="core",
-        plot_epsilon=True,
+        # plot_simulation_x=10,
+        # plot_simulation_layer_name="core",
+        # plot_epsilon=True,
+        filepath="straight2",
         # plot_mode_port_name="o1",
         # plot_mode_index=1,
         # mode_spec=mode_spec,