// This file is autogenerated, DO NOT EDIT
// aggregations/bucket/datehistogram-aggregation.asciidoc:699

[source, python]
----
resp = client.search(
    index="sales",
    size="0",
    runtime_mappings={
        "date.promoted_is_tomorrow": {
            "type": "date",
            "script": "\n        long date = doc['date'].value.toInstant().toEpochMilli();\n        if (doc['promoted'].value) {\n          date += 86400;\n        }\n        emit(date);\n      "
        }
    },
    aggs={
        "sales_over_time": {
            "date_histogram": {
                "field": "date.promoted_is_tomorrow",
                "calendar_interval": "1M"
            }
        }
    },
)
print(resp)
----
