René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Add feature transformation support to FeatureView","articleBody":"**Is your feature request related to a problem? Please describe.**\r\nFeatureViews should support transformations as well.\r\n\r\n**Describe the solution you'd like**\r\n```python\r\n@batch_feature_view(\r\n    sources=[credit_data_batch],\r\n    entities=[user],\r\n    mode=\"python\",\r\n    batch_schedule=timedelta(days=1),\r\n    schema=[Field(\"user_id\", String), Field(\"timestamp\", Timestamp), Field(\"current_balance\", Float64)],\r\n)\r\ndef user_last_balance(transactions):\r\n    return transactions[[\"user_id\", \"timestamp\", \"current_balance\"]]\r\n\r\n```\r\n\r\n**Describe alternatives you've considered**\r\nN/A\r\n\r\n**Additional context**\r\nShould behave similar to ODFV and Stream Feature Views and support Python and Pandas.","author":{"url":"https://github.com/franciscojavierarceo","@type":"Person","name":"franciscojavierarceo"},"datePublished":"2024-06-13T04:34:17.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":6},"url":"https://github.com/4277/feast/issues/4277"}