django_evolution.mutations.rename_app_label

Mutation that renames the app label for an application.

Added in version 2.2.

Classes

RenameAppLabel(old_app_label, new_app_label)

A mutation that renames the app label for an application.

class django_evolution.mutations.rename_app_label.RenameAppLabel(old_app_label, new_app_label, legacy_app_label=None, model_names=None)

Bases: BaseMutation

A mutation that renames the app label for an application.

Changed in version 2.2: Moved into the django_evolution.mutations.rename_app_label module.

__init__(old_app_label, new_app_label, legacy_app_label=None, model_names=None)

get_hint_params()

Return parameters for the mutation’s hinted evolution.

Returns:

A list of parameter strings to pass to the mutation’s constructor in a hinted evolution.

Return type:

list of unicode

is_mutable(app_label, project_sig, database_state, database)

Return whether the mutation can be applied to the database.

Parameters:

• app_label (unicode) – The label for the Django application to be mutated.

• project_sig (dict, unused) – The project’s schema signature.

• database_state (django_evolution.db.state.DatabaseState, unused) – The database state.

• database (unicode) – The name of the database the operation would be performed on.

Returns:

True if the mutation can run. False if it cannot.

Return type:

bool

simulate(simulation)

Simulate the mutation.

This will alter the signature to make any changes needed for the application’s evolution storage.

__annotations__ = {}

mutate(mutator)

Schedule an app mutation on the mutator.

This will inform the mutator of the new app label, for use in any future operations.

Parameters:

mutator (django_evolution.mutators.AppMutator) – The mutator to perform an operation on.