>>> list(MongoClient()['test_django']['db_functions_floatmodel'].find()) [{'_id': ObjectId('6660745d51531296357f8fa9'), 'f1': 2.132, 'f2': 4.0}] >>> list(MongoClient()['test_django']['db_functions_floatmodel'].aggregate([{'$project': {'n_log': {'$log': ['$f2', '$f1']}}}])) [{'_id': ObjectId('66606e3fb4578f86aa1a4368'), 'n_log': 1.8311539825113472}]

>>> list(MongoClient()['test_django']['db_functions_decimalmodel'].find()) [{'_id': ObjectId('66606cd2b2969966cb92e387'), 'n1': Decimal128('2.132'), 'n2': Decimal128('4.0')}] >>> list(MongoClient()['test_django']['db_functions_decimalmodel'].aggregate([{'$project': {'n_log': {'$log': ['$n2', '$n1']}}}])) [{'_id': ObjectId('66606e3fb4578f86aa1a4367'), 'n_log': Decimal128('0.6502318766978849056446830407675202')}]

>>> list(MongoClient()['test_django']['db_functions_decimalmodel'].find()) [{'_id': ObjectId('66606f3d95bcf86ba43bf81f'), 'n1': Decimal128('2'), 'n2': Decimal128('8')}] >>> list(MongoClient()['test_django']['db_functions_decimalmodel'].aggregate([{'$project': {'n_log': {'$log': ['$n2', '$n1']}}}])) [{'_id': ObjectId('66606f3d95bcf86ba43bf81f'), 'n_log': Decimal128('3')}]

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