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How to use list_migrations method in tempest

Best Python code snippet using tempest_python

makemigrations.py

Source:makemigrations.py

1from __future__ import absolute_import, unicode_literals2import os3from django.core.management.commands.makemigrations import (4    Command as MakeMigrationsCommand,5)6from django.db.migrations.loader import MigrationLoader7APP_NAME = "api"8class Command(MakeMigrationsCommand):9    """Cause git conflict when two migrations have the same parent."""10    def handle(self, *app_labels, **options):11        super(Command, self).handle(*app_labels, **options)12        loader = MigrationLoader(None, ignore_no_migrations=True)13        list_migrations = []14        current_migrations = None15        manifest_filename = f"migrations_{APP_NAME}.manifest"16        for migration in loader.disk_migrations:17            if migration[0] == APP_NAME:18                list_migrations.append(migration[1])19        list_migrations.sort()20        if os.path.exists(manifest_filename):21            with open(manifest_filename, encoding="utf-8") as f:22                current_migrations = f.read()23        with open(manifest_filename, "w", encoding="utf-8") as f:24            new_migrations = "\n".join(list_migrations)25            if not current_migrations or current_migrations != new_migrations:26                f.write(new_migrations)27            graph = loader.graph28            leaf_nodes = graph.leaf_nodes(APP_NAME)29            if len(leaf_nodes) != 1:30                f.write(f"{APP_NAME}: {leaf_nodes[0][1]}\n")...

scripts.py

Source:scripts.py

1import os2from dotenv import load_dotenv3def run_dev():4    os.system('python3 backend/server.py')5def up_migration():6    load_dotenv()7    list_migrations = os.listdir('backend/src/database')8    list_migrations.sort()9    for migration in list_migrations:10        if ('migration' in migration and not ('_up' in migration)):11            os.system('python backend/src/database/'+migration+' --up')12            os.rename('backend/src/database/'+migration,13                      'backend/src/database/'+migration+'_up')14def down_migration():15    load_dotenv()16    list_migrations = os.listdir('backend/src/database')17    list_migrations.sort()18    for migration in list_migrations:19        if ('migration' in migration and '_up' in migration):20            os.system('python backend/src/database/'+migration+' --down')21            migration_ = migration.replace('_up', '')22            os.rename('backend/src/database/'+migration,...

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