opensearch_dsl/mapping.py (2 lines):
	- line 166: # TODO: conflict detection/resolution
	- line 202: # FIXME only merge subfields, not the settings


opensearch_dsl/utils.py (1 line):
	- line 257: - basic logical operators (&, | and ~) using a Bool(Filter|Query) TODO:


opensearch_dsl/query.py (1 line):
	- line 224: # TODO: percentages will fail here


opensearch_dsl/search.py (1 line):
	- line 705: # TODO: failed shards detection


opensearch_dsl/index.py (1 line):
	- line 89: # TODO: should we allow pattern to be a top-level arg?


opensearch_dsl/field.py (1 line):
	- line 177: # FIXME import