cloudwatch: add queryMode attribute (#662)

* cloudwatch: add queryMode attribute

* cloudwatch: add doc for queryMode

---------

Co-authored-by: JamesGibo <22477854+JamesGibo@users.noreply.github.com>

Author: nicolas-fidel-wmx

CHANGELOG.rst

@@ -2,10 +2,10 @@
 Changelog
 =========
 
-
 x.x.x ?
 =======
 
+* Add `QueryMode` parameter in CloudwatchMetricsTarget
 * Added support `alias` via the `legendFormat` option for `Target`
 * Added `neutral` option for `GaugePanel` (supported by Grafana 9.3.0 - https://github.com/grafana/grafana/discussions/38273)
 * Added support `alias` via the `legendFormat` option for `Target`

grafanalib/cloudwatch.py

@@ -33,6 +33,7 @@ class CloudwatchMetricsTarget(Target):
     :param statistic: Cloudwatch mathematic statistic
     :param hide: controls if given metric is displayed on visualization
     :param datasource: Grafana datasource name
+    :param queryMode: queryMode for cloudwatch metric request
     """
 
     alias = attr.ib(default="")
@@ -51,6 +52,7 @@ class CloudwatchMetricsTarget(Target):
     statistic = attr.ib(default="Average")
     hide = attr.ib(default=False, validator=instance_of(bool))
     datasource = attr.ib(default=None)
+    queryMode = attr.ib(default="")
 
     def to_json_data(self):
         return {
@@ -70,6 +72,7 @@ def to_json_data(self):
             "statistic": self.statistic,
             "hide": self.hide,
             "datasource": self.datasource,
+            "queryMode": self.queryMode,
         }