bugfixes

.github/workflows/build.yaml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.10", "3.11"]
+        python-version: ["3.10", "3.11", "3.12"]
 
     steps:
       - uses: actions/checkout@v3

lassie/apps/lassie.py

@@ -43,8 +43,8 @@ def main() -> None:
     subparsers = parser.add_subparsers(title="commands", required=True, dest="command")
 
     run = subparsers.add_parser(
-        "run",
-        help="start a new detection run",
+        "search",
+        help="start a search 🐕",
         description="detect, localize and characterize earthquakes in a dataset",
     )
     run.add_argument("config", type=Path, help="path to config file")

lassie/waveforms/squirrel.py

@@ -13,6 +13,7 @@
     PositiveFloat,
     PositiveInt,
     PrivateAttr,
+    field_validator,
     model_validator,
 )
 from pyrocko.squirrel import Squirrel
@@ -95,13 +96,22 @@ class PyrockoSquirrel(WaveformProvider):
     _stations: Stations = PrivateAttr()
 
     @model_validator(mode="after")
-    def _validate_time_span(self) -> Self:
+    def _validate_model(self) -> Self:
         if self.start_time and self.end_time and self.start_time > self.end_time:
             raise ValueError("start_time must be before end_time")
         if self.freq_min and self.freq_max and self.freq_min > self.freq_max:
             raise ValueError("freq_min must be less than freq_max")
         return self
 
+    @field_validator("waveform_dirs")
+    def check_dirs(self, dirs: list[Path]) -> list[Path]:
+        if not dirs:
+            raise ValueError("no waveform directories provided!")
+        for data_dir in dirs:
+            if not data_dir.exists():
+                raise ValueError(f"waveform directory {data_dir} does not exist")
+        return dirs
+
     def get_squirrel(self) -> Squirrel:
         if not self._squirrel:
             logger.debug("initializing squirrel")