davidcavazos commented on a change in pull request #12328: URL: https://github.com/apache/beam/pull/12328#discussion_r459645020
########## File path: website/www/site/content/en/documentation/transforms/python/aggregation/combinevalues.md ########## @@ -0,0 +1,230 @@ +--- +title: "CombineValues" +--- +<!-- +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + +http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +--> + +# CombineValues + +{{< localstorage language language-py >}} + +{{< button-pydoc path="apache_beam.transforms.core" class="CombineValues" >}} + +Combines an iterable of values in a keyed collection of elements. + +See more information in the [Beam Programming Guide](/documentation/programming-guide/#combine). + +## Examples + +In the following examples, we create a pipeline with a `PCollection` of produce. +Then, we apply `CombineValues` in multiple ways to combine the keyed values in the `PCollection`. + +`CombineValues` accepts a function that takes an `iterable` of elements as an input, and combines them to return a single element. +`CombineValues` expects a keyed `PCollection` of elements, where the value is an iterable of elements to be combined. + Review comment: Sure, I added an explanation in the second example that is where the saturated sum is introduced. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org
