bw2io.migrations

Module Contents

Classes

Migration	A migration is a set of data that can be used to modify a database.
_Migrations

Functions

create_core_migrations()

Add pre-defined core migrations data files.

Attributes

migrations

class bw2io.migrations.Migration(*args, **kwargs)

Bases: bw2data.data_store.DataStore

A migration is a set of data that can be used to modify a database.

Migrations are stored in the migrations directory of the project. They are stored as JSON files, and are registered in the migrations.json file.

Methods

write(data, description)

Write migration data. Requires a description.

load()

Load migration data.

validate()

Validate migration data.

property description

_metadata

load()

validate(*args, **kwargs)

write(data, description)

Write migration data. Requires a description.

Parameters

datadict

Migration data.

descriptionstr

Description of the migration.

class bw2io.migrations._Migrations

Bases: bw2data.serialization.SerializedDict

filename = 'migrations.json'

bw2io.migrations.create_core_migrations()

Add pre-defined core migrations data files.

bw2io.migrations.migrations