Add generic error check

Author: rahul-flex

Diff for: CHANGELOG.md

@@ -13,6 +13,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 - Compatibility with `xarray>=2025.03`.
+
+### Changed
 - Error message for invalid task ID.
 
 ## [2.8.1] - 2025-03-20

Diff for: tidy3d/web/core/exceptions.py

@@ -17,3 +17,9 @@ class TaskNotFoundError(WebError):
     """Raised when a requested task ID does not exist on the server."""
 
     pass
+
+
+class WebNotFoundError(WebError):
+    """A generic error indicating an HTTP 404 (resource not found)."""
+
+    pass

Diff for: tidy3d/web/core/http_util.py

@@ -25,7 +25,7 @@
 )
 from .core_config import get_logger
 from .environment import Env
-from .exceptions import TaskNotFoundError, WebError
+from .exceptions import WebError, WebNotFoundError
 
 REINITIALIZED = False
 
@@ -131,9 +131,7 @@ def wrapper(*args, **kwargs):
 
         if resp.status_code != ResponseCodes.OK.value:
             if resp.status_code == ResponseCodes.NOT_FOUND.value:
-                raise TaskNotFoundError(
-                    "The requested task ID does not exist. Please verify your task ID."
-                )
+                raise WebNotFoundError("Resource not found (HTTP 404).")
             json_resp = resp.json()
             if "error" in json_resp.keys():
                 raise WebError(json_resp["error"])

Diff for: tidy3d/web/core/task_core.py

@@ -17,7 +17,7 @@
 from .constants import SIM_ERROR_FILE, SIM_FILE_HDF5_GZ, SIM_LOG_FILE, SIMULATION_DATA_HDF5_GZ
 from .core_config import get_logger_console
 from .environment import Env
-from .exceptions import WebError
+from .exceptions import TaskNotFoundError, WebError, WebNotFoundError
 from .file_util import read_simulation_from_hdf5
 from .http_util import http
 from .s3utils import download_file, download_gz_file, upload_file
@@ -261,7 +261,10 @@ def get(cls, task_id: str, verbose: bool = True) -> SimulationTask:
             :class:`.SimulationTask` object containing info about status,
              size, credits of task and others.
         """
-        resp = http.get(f"tidy3d/tasks/{task_id}/detail")
+        try:
+            resp = http.get(f"tidy3d/tasks/{task_id}/detail")
+        except WebNotFoundError:
+            raise TaskNotFoundError(f"The requested task ID '{task_id}' does not exist.")
         task = SimulationTask(**resp) if resp else None
         return task