Making attributes Optional in pydantic style.

geomagio/algorithm/SpikesAlgorithm.py

@@ -18,13 +18,13 @@ class SpikesAlgorithm(MetadataAlgorithm):
     Attributes
     ----------
     window_size: int
-        Size of the rolling window for dynamic alignment (no shrinking or padding).
+        Size of the rolling window for dynamic alignment (no shrinking or padding). Defaults to 1000.
     threshold: int
-        Threshold for spike detection (threshold * sigma).
+        Threshold for spike detection (threshold * sigma). Defaults to 6.
     """
 
-    window_size: int
-    threshold: int
+    window_size: Optional[int] = 1000
+    threshold: Optional[int] = 6
 
     def _despike(
         self, signal: Trace, timestamps: List[UTCDateTime]