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"""Peewee migrations -- 009_add_models.py. | |
Some examples (model - class or model name):: | |
> Model = migrator.orm['table_name'] # Return model in current state by name | |
> Model = migrator.ModelClass # Return model in current state by name | |
> migrator.sql(sql) # Run custom SQL | |
> migrator.run(func, *args, **kwargs) # Run python function with the given args | |
> migrator.create_model(Model) # Create a model (could be used as decorator) | |
> migrator.remove_model(model, cascade=True) # Remove a model | |
> migrator.add_fields(model, **fields) # Add fields to a model | |
> migrator.change_fields(model, **fields) # Change fields | |
> migrator.remove_fields(model, *field_names, cascade=True) | |
> migrator.rename_field(model, old_field_name, new_field_name) | |
> migrator.rename_table(model, new_table_name) | |
> migrator.add_index(model, *col_names, unique=False) | |
> migrator.add_not_null(model, *field_names) | |
> migrator.add_default(model, field_name, default) | |
> migrator.add_constraint(model, name, sql) | |
> migrator.drop_index(model, *col_names) | |
> migrator.drop_not_null(model, *field_names) | |
> migrator.drop_constraints(model, *constraints) | |
""" | |
from contextlib import suppress | |
import peewee as pw | |
from peewee_migrate import Migrator | |
with suppress(ImportError): | |
import playhouse.postgres_ext as pw_pext | |
def migrate(migrator: Migrator, database: pw.Database, *, fake=False): | |
"""Write your migrations here.""" | |
class Tool(pw.Model): | |
id = pw.TextField(unique=True) | |
user_id = pw.TextField() | |
name = pw.TextField() | |
content = pw.TextField() | |
specs = pw.TextField() | |
meta = pw.TextField() | |
created_at = pw.BigIntegerField(null=False) | |
updated_at = pw.BigIntegerField(null=False) | |
class Meta: | |
table_name = "tool" | |
def rollback(migrator: Migrator, database: pw.Database, *, fake=False): | |
"""Write your rollback migrations here.""" | |
migrator.remove_model("tool") | |