Changelog

0.6.1

Released August 8, 2019

Features

• Introduce new flows.checkpointing configuration setting for checkpointing Tasks in local execution - #1283
• Introduce new, flexible Schedule objects - #1320

Enhancements

• Allow passing of custom headers in Client calls - #1255
• Autogenerate informative names and tags for Docker images built for Flow storage - #1237
• Allow mixed-case configuration keys (environment variables are interpolated as lowercase) - #1288
• Ensure state handler errors are logged informatively - #1326

Task Library

• Add BigQueryLoadGoogleCloudStorage task for loading data into BigQuery from Google Cloud Storage #1317

Fixes

• Fix issue with logs not always arriving in long-standing Dask clusters - #1244
• Fix issue with BuildImage docker task not actually running to completion - #1243
• Fix run --logs CLI command not exiting on flow run finished state - #1319

Deprecations

• OneTimeSchedule and UnionSchedule are deprecated, but remain callable as convenience functions - #1320
• Old-style schedules can be deserialized as new-style schedules, but support will eventually be dropped - #1320

Breaking Changes

• prefect.Client.graphql() and prefect.Client.post() now use an explicit keyword, not **kwargs, for variables or parameters - #1259
• auth add CLI command replaced with auth login - #1319