Person schema for merge_packages #21307 (#21703)

* Person schema for merge_packages #21307

* empty list

* skip empty persons

* hound

* test schema

* ensure_none

* remove any test changes

* remove_falsy validator

* nice!

* coretests

homeassistant/components/person/__init__.py

@@ -50,7 +50,8 @@ PERSON_SCHEMA = vol.Schema({
 })
 
 CONFIG_SCHEMA = vol.Schema({
-    vol.Optional(DOMAIN): vol.Any(vol.All(cv.ensure_list, [PERSON_SCHEMA]), {})
+    vol.Optional(DOMAIN): vol.All(
+        cv.ensure_list, cv.remove_falsy, [PERSON_SCHEMA])
 }, extra=vol.ALLOW_EXTRA)
 
 _UNDEF = object()

homeassistant/helpers/config_validation.py

@@ -349,6 +349,11 @@ def positive_timedelta(value: timedelta) -> timedelta:
     return value
 
 
+def remove_falsy(value: Sequence[T]) -> Sequence[T]:
+    """Remove falsy values from a list."""
+    return [v for v in value if v]
+
+
 def service(value):
     """Validate service."""
     # Services use same format as entities so we can use same helper.

script/inspect_schemas.py

@@ -48,7 +48,7 @@ def main():
 
         schema_type, schema = _identify_config_schema(module)
 
-        add_msg("CONFIG_SCHEMA " + schema_type, module_name + ' ' +
+        add_msg("CONFIG_SCHEMA " + str(schema_type), module_name + ' ' +
                 color('cyan', str(schema)[:60]))
 
     for key in sorted(msg):

tests/helpers/test_config_validation.py

@@ -1,15 +1,15 @@
 """Test config validators."""
-from datetime import timedelta, datetime, date
+from datetime import date, datetime, timedelta
 import enum
 import os
 from socket import _GLOBAL_DEFAULT_TIMEOUT
 from unittest.mock import Mock, patch
 import uuid
 
-import homeassistant
 import pytest
 import voluptuous as vol
 
+import homeassistant
 import homeassistant.helpers.config_validation as cv
 
 
@@ -291,6 +291,11 @@ def test_time_period():
     assert -1 * timedelta(hours=1, minutes=15) == schema('-1:15')
 
 
+def test_remove_falsy():
+    """Test remove falsy."""
+    assert cv.remove_falsy([0, None, 1, "1", {}, [], ""]) == [1, "1"]
+
+
 def test_service():
     """Test service validation."""
     schema = vol.Schema(cv.service)
@@ -908,7 +913,7 @@ def test_matches_regex():
         schema("  nrtd   ")
 
     test_str = "This is a test including uiae."
-    assert (schema(test_str) == test_str)
+    assert schema(test_str) == test_str
 
 
 def test_is_regex():
@@ -982,6 +987,6 @@ def test_uuid4_hex(caplog):
         # the 17th char should be 8-a
         schema('a03d31b22eee4acc7b90eec40be6ed23')
 
-    hex = uuid.uuid4().hex
-    assert schema(hex) == hex
-    assert schema(hex.upper()) == hex
+    _hex = uuid.uuid4().hex
+    assert schema(_hex) == _hex
+    assert schema(_hex.upper()) == _hex