venv/bin/activate python scripts/migration_prep.py "CI_$CIRCLE_BRANCH" scripts/migrate.js $SPACE_ID "CI_$CIRCLE_BRANCH" $MANAGEMENT_API_KEY const {default: runMigration} = require('contentful-migration/built/bin/cli'); await runMigration({ /* ... */ }); client = contentful_management.Client(MANGEMENT_API_KEY) environment = client.environments(SPACE_ID).create(TESTING_ENV, {"name": TESTING_ENV})