chore: making all use of Field(default=None) consistent for Optional …

src/aind_data_schema/components/coordinates.py

@@ -178,4 +178,4 @@ class RelativePosition(AindModel):
         ..., title="Device origin", description="Reference point on device for position information"
     )
     device_axes: List[Axis] = Field(..., title="Device axes", min_length=3, max_length=3)
-    notes: Optional[str] = Field(None, title="Notes")
+    notes: Optional[str] = Field(default=None, title="Notes")

src/aind_data_schema/components/tile.py

@@ -60,5 +60,5 @@ class AcquisitionTile(Tile):
     notes: Optional[str] = Field(default=None, title="Notes")
     imaging_angle: int = Field(default=0, title="Imaging angle")
     imaging_angle_unit: AngleUnit = Field(default=AngleUnit.DEG, title="Imaging angle unit")
-    acquisition_start_time: Optional[AwareDatetimeWithDefault] = Field(None, title="Acquisition start time")
-    acquisition_end_time: Optional[AwareDatetimeWithDefault] = Field(None, title="Acquisition end time")
+    acquisition_start_time: Optional[AwareDatetimeWithDefault] = Field(default=None, title="Acquisition start time")
+    acquisition_end_time: Optional[AwareDatetimeWithDefault] = Field(default=None, title="Acquisition end time")

src/aind_data_schema/core/data_description.py

@@ -120,7 +120,9 @@ class DataDescription(AindCoreModel):
         title="Related data",
         description="Path and description of data assets associated with this asset (eg. reference images)",
     )
-    data_summary: Optional[str] = Field(None, title="Data summary", description="Semantic summary of experimental goal")
+    data_summary: Optional[str] = Field(
+        default=None, title="Data summary", description="Semantic summary of experimental goal"
+    )
 
     @classmethod
     def parse_name(cls, name):

src/aind_data_schema/core/instrument.py

@@ -45,10 +45,10 @@ class Instrument(AindCoreModel):
     modification_date: date = Field(..., title="Date of modification")
     instrument_type: ImagingInstrumentType = Field(..., title="Instrument type")
     manufacturer: Organization.ONE_OF = Field(..., title="Instrument manufacturer")
-    temperature_control: Optional[bool] = Field(None, title="Temperature control")
-    humidity_control: Optional[bool] = Field(None, title="Humidity control")
+    temperature_control: Optional[bool] = Field(default=None, title="Temperature control")
+    humidity_control: Optional[bool] = Field(default=None, title="Humidity control")
     optical_tables: List[OpticalTable] = Field(default=[], title="Optical table")
-    enclosure: Optional[Enclosure] = Field(None, title="Enclosure")
+    enclosure: Optional[Enclosure] = Field(default=None, title="Enclosure")
     objectives: List[Objective] = Field(..., title="Objectives")
     detectors: List[Detector] = Field(default=[], title="Detectors")
     light_sources: List[LIGHT_SOURCES] = Field(default=[], title="Light sources")
@@ -69,7 +69,7 @@ class Instrument(AindCoreModel):
     )
     com_ports: List[Com] = Field(default=[], title="COM ports")
     daqs: List[DAQDevice] = Field(default=[], title="DAQ")
-    notes: Optional[str] = Field(None, validate_default=True)
+    notes: Optional[str] = Field(default=None, validate_default=True)
 
     @field_validator("daqs", mode="after")
     def validate_device_names(cls, value: List[DAQDevice], info: ValidationInfo) -> List[DAQDevice]:

src/aind_data_schema/core/metadata.py

@@ -98,10 +98,12 @@ class Metadata(AindCoreModel):
     procedures: Optional[Procedures] = Field(
         default=None, title="Procedures", description="All procedures performed on a subject."
     )
-    session: Optional[Session] = Field(None, title="Session", description="Description of a session.")
-    rig: Optional[Rig] = Field(None, title="Rig", description="Rig.")
-    processing: Optional[Processing] = Field(None, title="Processing", description="All processes run on data.")
-    acquisition: Optional[Acquisition] = Field(None, title="Acquisition", description="Imaging acquisition session")
+    session: Optional[Session] = Field(default=None, title="Session", description="Description of a session.")
+    rig: Optional[Rig] = Field(default=None, title="Rig", description="Rig.")
+    processing: Optional[Processing] = Field(default=None, title="Processing", description="All processes run on data.")
+    acquisition: Optional[Acquisition] = Field(
+        default=None, title="Acquisition", description="Imaging acquisition session"
+    )
     instrument: Optional[Instrument] = Field(
         default=None, title="Instrument", description="Instrument, which is a collection of devices"
     )

src/aind_data_schema/core/procedures.py

@@ -568,9 +568,7 @@ class MyomatrixContact(AindModel):
 class MyomatrixThread(AindModel):
     """Description of a thread of a myomatrix array"""
 
-    ground_electrode_location: MouseAnatomicalStructure.BODY_PARTS = Field(
-        ..., title="Location of ground electrode"
-    )
+    ground_electrode_location: MouseAnatomicalStructure.BODY_PARTS = Field(..., title="Location of ground electrode")
     contacts: List[MyomatrixContact] = Field(..., title="Contacts")
 
 

src/aind_data_schema/core/subject.py

@@ -63,9 +63,9 @@ class WellnessReport(AindModel):
 class Housing(AindModel):
     """Description of subject housing"""
 
-    cage_id: Optional[str] = Field(None, title="Cage ID")
-    room_id: Optional[str] = Field(None, title="Room ID")
-    light_cycle: Optional[LightCycle] = Field(None, title="Light cycle")
+    cage_id: Optional[str] = Field(default=None, title="Cage ID")
+    room_id: Optional[str] = Field(default=None, title="Room ID")
+    light_cycle: Optional[LightCycle] = Field(default=None, title="Light cycle")
     home_cage_enrichment: List[HomeCageEnrichment] = Field(default=[], title="Home cage enrichment")
     cohoused_subjects: List[str] = Field(
         default=[],
@@ -104,8 +104,8 @@ class Subject(AindCoreModel):
     )
     species: Species.ONE_OF = Field(..., title="Species")
     alleles: List[PIDName] = Field(default=[], title="Alleles", description="Allele names and persistent IDs")
-    background_strain: Optional[BackgroundStrain] = Field(None, title="Background strain")
-    breeding_info: Optional[BreedingInfo] = Field(None, title="Breeding Info")
+    background_strain: Optional[BackgroundStrain] = Field(default=None, title="Background strain")
+    breeding_info: Optional[BreedingInfo] = Field(default=None, title="Breeding Info")
     source: Organization.SUBJECT_SOURCES = Field(
         ...,
         description="Where the subject was acquired from. If bred in-house, use Allen Institute.",
@@ -122,8 +122,8 @@ class Subject(AindCoreModel):
         title="Restrictions",
     )
     wellness_reports: List[WellnessReport] = Field(default=[], title="Wellness Report")
-    housing: Optional[Housing] = Field(None, title="Housing")
-    notes: Optional[str] = Field(None, title="Notes")
+    housing: Optional[Housing] = Field(default=None, title="Housing")
+    notes: Optional[str] = Field(default=None, title="Notes")
 
     @field_validator("source", mode="after")
     def validate_inhouse_breeding_info(cls, v: Organization.ONE_OF, info: ValidationInfo):