Making attributes Optional and added CustomUTCDateTimeType.

geomagio/algorithm/MetadataAlgorithm.py

@@ -8,6 +8,7 @@ from ..metadata.flag.Flag import Flag
 from ..metadata import Metadata, MetadataFactory, MetadataCategory
 from ..edge.MiniSeedFactory import MiniSeedFactory
 from ..edge.EdgeFactory import EdgeFactory
+from ..pydantic_utcdatetime import CustomUTCDateTimeType
 
 
 class DataFactory(str, Enum):
@@ -16,15 +17,15 @@ class DataFactory(str, Enum):
 
 
 class MetadataAlgorithm(BaseModel):
-    factory: DataFactory = DataFactory.MINISEED
-    observatory: str
-    channels: str
-    metadata_token: str
-    metadata_url: str
-    type: str
-    interval: str
-    starttime: UTCDateTime
-    endtime: UTCDateTime
+    factory: Optional[DataFactory] = DataFactory.MINISEED
+    observatory: Optional[str] = None
+    channels: Optional[str] = None
+    metadata_token: Optional[str] = None
+    metadata_url: Optional[str] = None
+    type: Optional[str] = None
+    interval: Optional[str] = None
+    starttime: Optional[CustomUTCDateTimeType] = None
+    endtime: Optional[CustomUTCDateTimeType] = None
 
     def get_data_factory(self):
         """Helper method to return the correct data factory based on the factory type."""