Merge pull request #266 from stac-utils/pv/children

add support for Children Extension

Author: Phil Varner

poetry.lock

@@ -28,6 +28,7 @@ Shapely = "1.8.4"
 more_itertools = "^8.14.0"
 stac-check = "^1.3.1"
 stac-validator = "^3.2.0"
+deepdiff = "^6.2.3"
 
 [tool.poetry.dev-dependencies]
 Pygments = ">=2.10.0"
@@ -85,7 +86,7 @@ show_error_context = true
 #ignore_missing_imports = true
 
 [[tool.mypy.overrides]]
-module = ["shapely.geometry", "stac_check.lint", "stac_validator.stac_validator"]
+module = ["shapely.geometry", "stac_check.lint", "stac_validator.stac_validator", "deepdiff"]
 ignore_missing_imports = true
 
 [build-system]