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Remove unused functions

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This commit is contained in:
long2ice 2021-02-03 18:06:43 +08:00
parent f1f0074255
commit 0d94b22b3f
2 changed files with 6 additions and 38 deletions
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6
README.md
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@ -13,6 +13,7 @@ migrations solution.
~~**Important: You can only use absolutely import in your `models.py` to make `aerich` work.**~~ ~~**Important: You can only use absolutely import in your `models.py` to make `aerich` work.**~~
From version `v0.5.0`, there is no such limitation now. From version `v0.5.0`, there is no such limitation now.
## Install ## Install
Just install from pypi: Just install from pypi:
@ -111,7 +112,8 @@ Format of migrate filename is
`{version_num}_{datetime}_{name|update}.sql`. `{version_num}_{datetime}_{name|update}.sql`.
And if `aerich` guess you are renaming a column, it will ask `Rename {old_column} to {new_column} [True]`, you can And if `aerich` guess you are renaming a column, it will ask `Rename {old_column} to {new_column} [True]`, you can
choice `True` to rename column without column drop, or choice `False` to drop column then create, note that the after maybe lose data. choice `True` to rename column without column drop, or choice `False` to drop column then create, note that the after
maybe lose data.
### Upgrade to latest version ### Upgrade to latest version
@ -167,6 +169,8 @@ Now your db rollback to specified version.
### Inspect db tables to TortoiseORM model ### Inspect db tables to TortoiseORM model
Currently, only support MySQL.
```shell ```shell
Usage: aerich inspectdb [OPTIONS] Usage: aerich inspectdb [OPTIONS]

38
aerich/migrate.py
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@ -5,17 +5,8 @@ from typing import Dict, List, Optional, Tuple, Type
import click import click
from dictdiffer import diff from dictdiffer import diff
from tortoise import ( from tortoise import BaseDBAsyncClient, Model, Tortoise
BackwardFKRelation,
BackwardOneToOneRelation,
BaseDBAsyncClient,
ForeignKeyFieldInstance,
ManyToManyFieldInstance,
Model,
Tortoise,
)
from tortoise.exceptions import OperationalError from tortoise.exceptions import OperationalError
from tortoise.fields import Field
from aerich.ddl import BaseDDL from aerich.ddl import BaseDDL
from aerich.models import MAX_VERSION_LENGTH, Aerich from aerich.models import MAX_VERSION_LENGTH, Aerich
@ -358,10 +349,6 @@ class Migrate:
if old_model not in new_models.keys(): if old_model not in new_models.keys():
cls._add_operator(cls.remove_model(cls._get_model(old_model)), upgrade) cls._add_operator(cls.remove_model(cls._get_model(old_model)), upgrade)
@classmethod
def _is_fk_m2m(cls, field: Field):
return isinstance(field, (ForeignKeyFieldInstance, ManyToManyFieldInstance))
@classmethod @classmethod
def add_model(cls, model: Type[Model]): def add_model(cls, model: Type[Model]):
return cls.ddl.create_table(model) return cls.ddl.create_table(model)
@ -390,29 +377,6 @@ class Migrate:
fields_name = cls._resolve_fk_fields_name(model, fields_name) fields_name = cls._resolve_fk_fields_name(model, fields_name)
return cls.ddl.add_index(model, fields_name, unique) return cls.ddl.add_index(model, fields_name, unique)
@classmethod
def _exclude_field(cls, field: Field, upgrade=False):
"""
exclude BackwardFKRelation and repeat m2m field
:param field:
:return:
"""
if isinstance(field, ManyToManyFieldInstance):
through = field.through
if upgrade:
if through in cls._upgrade_m2m:
return True
else:
cls._upgrade_m2m.append(through)
return False
else:
if through in cls._downgrade_m2m:
return True
else:
cls._downgrade_m2m.append(through)
return False
return isinstance(field, (BackwardFKRelation, BackwardOneToOneRelation))
@classmethod @classmethod
def _add_field(cls, model: Type[Model], field_describe: dict, is_pk: bool = False): def _add_field(cls, model: Type[Model], field_describe: dict, is_pk: bool = False):
return cls.ddl.add_column(model, field_describe, is_pk) return cls.ddl.add_column(model, field_describe, is_pk)