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18 lines
857 B
Python
Executable File
18 lines
857 B
Python
Executable File
#!/usr/bin/env python3
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import imp
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from migrate.versioning import api
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from app import db
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from config import SQLALCHEMY_DATABASE_URI
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from config import SQLALCHEMY_MIGRATE_REPO
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v = api.db_version(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
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migration = SQLALCHEMY_MIGRATE_REPO + ('/versions/%03d_migration.py' % (v+1))
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tmp_module = imp.new_module('old_model')
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old_model = api.create_model(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
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exec(old_model, tmp_module.__dict__)
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script = api.make_update_script_for_model(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO, tmp_module.meta, db.metadata)
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open(migration, "wt").write(script)
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api.upgrade(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
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v = api.db_version(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
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print('New migration saved as ' + migration)
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print('Current database version: ' + str(v))
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