本文整理汇总了Python中django.db.migrations.loader.MigrationLoader.migrations_module方法的典型用法代码示例。如果您正苦于以下问题：Python MigrationLoader.migrations_module方法的具体用法？Python MigrationLoader.migrations_module怎么用？Python MigrationLoader.migrations_module使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类django.db.migrations.loader.MigrationLoader的用法示例。
在下文中一共展示了MigrationLoader.migrations_module方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: get_migration_abspath
# 需要导入模块: from django.db.migrations.loader import MigrationLoader [as 别名]
# 或者: from django.db.migrations.loader.MigrationLoader import migrations_module [as 别名]
def get_migration_abspath(app_label, migration_name):
from django.db.migrations.loader import MigrationLoader
module_name, _ = MigrationLoader.migrations_module(app_label)
migration_path = "{}.{}".format(module_name, migration_name)
migration_module = import_module(migration_path)
migration_file = migration_module.__file__
if migration_file.endswith(".pyc"):
migration_file = migration_file[:-1]
return migration_file 示例2: path
# 需要导入模块: from django.db.migrations.loader import MigrationLoader [as 别名]
# 或者: from django.db.migrations.loader.MigrationLoader import migrations_module [as 别名]
def path(self):
migrations_package_name = MigrationLoader.migrations_module(self.migration.app_label)
# See if we can import the migrations module directly
try:
migrations_module = import_module(migrations_package_name)
# Python 3 fails when the migrations directory does not have a
# __init__.py file
if not hasattr(migrations_module, '__file__'):
raise ImportError
basedir = os.path.dirname(upath(migrations_module.__file__))
except ImportError:
app_config = apps.get_app_config(self.migration.app_label)
migrations_package_basename = migrations_package_name.split(".")[-1]
# Alright, see if it's a direct submodule of the app
if '%s.%s' % (app_config.name, migrations_package_basename) == migrations_package_name:
basedir = os.path.join(app_config.path, migrations_package_basename)
else:
# In case of using MIGRATION_MODULES setting and the custom
# package doesn't exist, create one.
package_dirs = migrations_package_name.split(".")
create_path = os.path.join(upath(sys.path[0]), *package_dirs)
if not os.path.isdir(create_path):
os.makedirs(create_path)
for i in range(1, len(package_dirs) + 1):
init_dir = os.path.join(upath(sys.path[0]), *package_dirs[:i])
init_path = os.path.join(init_dir, "__init__.py")
if not os.path.isfile(init_path):
open(init_path, "w").close()
return os.path.join(create_path, self.filename)
return os.path.join(basedir, self.filename) 示例3: basedir
# 需要导入模块: from django.db.migrations.loader import MigrationLoader [as 别名]
# 或者: from django.db.migrations.loader.MigrationLoader import migrations_module [as 别名]
def basedir(self):
migrations_package_name, _ = MigrationLoader.migrations_module(self.migration.app_label)
if migrations_package_name is None:
raise ValueError(
"Django can't create migrations for app '%s' because "
"migrations have been disabled via the MIGRATION_MODULES "
"setting." % self.migration.app_label
)
# See if we can import the migrations module directly
try:
migrations_module = import_module(migrations_package_name)
except ImportError:
pass
else:
try:
return module_dir(migrations_module)
except ValueError:
pass
# Alright, see if it's a direct submodule of the app
app_config = apps.get_app_config(self.migration.app_label)
maybe_app_name, _, migrations_package_basename = migrations_package_name.rpartition(".")
if app_config.name == maybe_app_name:
return os.path.join(app_config.path, migrations_package_basename)
# In case of using MIGRATION_MODULES setting and the custom package
# doesn't exist, create one, starting from an existing package
existing_dirs, missing_dirs = migrations_package_name.split("."), []
while existing_dirs:
missing_dirs.insert(0, existing_dirs.pop(-1))
try:
base_module = import_module(".".join(existing_dirs))
except ImportError:
continue
else:
try:
base_dir = module_dir(base_module)
except ValueError:
continue
else:
break
else:
raise ValueError(
"Could not locate an appropriate location to create "
"migrations package %s. Make sure the toplevel "
"package exists and can be imported." %
migrations_package_name)
final_dir = os.path.join(base_dir, *missing_dirs)
if not os.path.isdir(final_dir):
os.makedirs(final_dir)
for missing_dir in missing_dirs:
base_dir = os.path.join(base_dir, missing_dir)
with open(os.path.join(base_dir, "__init__.py"), "w"):
pass
return final_dir 示例4: basedir
# 需要导入模块: from django.db.migrations.loader import MigrationLoader [as 别名]
# 或者: from django.db.migrations.loader.MigrationLoader import migrations_module [as 别名]
def basedir(self):
migrations_package_name, _ = MigrationLoader.migrations_module(self.migration.app_label)
if migrations_package_name is None:
raise ValueError(
"Django can't create migrations for app '%s' because "
"migrations have been disabled via the MIGRATION_MODULES "
"setting." % self.migration.app_label
)
# See if we can import the migrations module directly
try:
migrations_module = import_module(migrations_package_name)
except ImportError:
pass
else:
try:
return module_dir(migrations_module)
except ValueError:
pass
# Alright, see if it's a direct submodule of the app
app_config = apps.get_app_config(self.migration.app_label)
maybe_app_name, _, migrations_package_basename = migrations_package_name.rpartition(".")
if app_config.name == maybe_app_name:
return os.path.join(app_config.path, migrations_package_basename)
# In case of using MIGRATION_MODULES setting and the custom package
# doesn't exist, create one, starting from an existing package
existing_dirs, missing_dirs = migrations_package_name.split("."), []
while existing_dirs:
missing_dirs.insert(0, existing_dirs.pop(-1))
try:
base_module = import_module(".".join(existing_dirs))
except (ImportError, ValueError):
continue
else:
try:
base_dir = module_dir(base_module)
except ValueError:
continue
else:
break
else:
raise ValueError(
"Could not locate an appropriate location to create "
"migrations package %s. Make sure the toplevel "
"package exists and can be imported." %
migrations_package_name)
final_dir = os.path.join(base_dir, *missing_dirs)
if not os.path.isdir(final_dir):
os.makedirs(final_dir)
for missing_dir in missing_dirs:
base_dir = os.path.join(base_dir, missing_dir)
with open(os.path.join(base_dir, "__init__.py"), "w"):
pass
return final_dir 示例5: basedir
# 需要导入模块: from django.db.migrations.loader import MigrationLoader [as 别名]
# 或者: from django.db.migrations.loader.MigrationLoader import migrations_module [as 别名]
def basedir(self):
migrations_package_name, _ = MigrationLoader.migrations_module(self.migration.app_label)
if migrations_package_name is None:
raise ValueError(
"Django can't create migrations for app '%s' because "
"migrations have been disabled via the MIGRATION_MODULES "
"setting." % self.migration.app_label
)
# See if we can import the migrations module directly
try:
migrations_module = import_module(migrations_package_name)
except ImportError:
pass
else:
try:
return upath(module_dir(migrations_module))
except ValueError:
pass
# Alright, see if it's a direct submodule of the app
app_config = apps.get_app_config(self.migration.app_label)
maybe_app_name, _, migrations_package_basename = migrations_package_name.rpartition(".")
if app_config.name == maybe_app_name:
return os.path.join(app_config.path, migrations_package_basename)
# In case of using MIGRATION_MODULES setting and the custom package
# doesn't exist, create one, starting from an existing package
existing_dirs, missing_dirs = migrations_package_name.split("."), []
while existing_dirs:
missing_dirs.insert(0, existing_dirs.pop(-1))
try:
base_module = import_module(".".join(existing_dirs))
except ImportError:
continue
else:
try:
base_dir = upath(module_dir(base_module))
except ValueError:
continue
else:
break
else:
raise ValueError(
"Could not locate an appropriate location to create "
"migrations package %s. Make sure the toplevel "
"package exists and can be imported." %
migrations_package_name)
final_dir = os.path.join(base_dir, *missing_dirs)
if not os.path.isdir(final_dir):
os.makedirs(final_dir)
for missing_dir in missing_dirs:
base_dir = os.path.join(base_dir, missing_dir)
with open(os.path.join(base_dir, "__init__.py"), "w"):
pass
return final_dir 示例6: basedir
# 需要导入模块: from django.db.migrations.loader import MigrationLoader [as 别名]
# 或者: from django.db.migrations.loader.MigrationLoader import migrations_module [as 别名]
def basedir(self):
migrations_package_name = MigrationLoader.migrations_module(self.migration.app_label)
if migrations_package_name is None:
raise ValueError(
"Django can't create migrations for app '%s' because "
"migrations have been disabled via the MIGRATION_MODULES "
"setting." % self.migration.app_label
)
# See if we can import the migrations module directly
try:
migrations_module = import_module(migrations_package_name)
except ImportError:
pass
else:
try:
return upath(module_dir(migrations_module))
except ValueError:
pass
# Alright, see if it's a direct submodule of the app
app_config = apps.get_app_config(self.migration.app_label)
maybe_app_name, _, migrations_package_basename = migrations_package_name.rpartition(".")
if app_config.name == maybe_app_name:
return os.path.join(app_config.path, migrations_package_basename)
# In case of using MIGRATION_MODULES setting and the custom package
# doesn't exist, create one, starting from an existing package
existing_dirs, missing_dirs = migrations_package_name.split("."), []
while existing_dirs:
missing_dirs.insert(0, existing_dirs.pop(-1))
try:
base_module = import_module(".".join(existing_dirs))
except ImportError:
continue
else:
try:
base_dir = upath(module_dir(base_module))
except ValueError:
continue
else:
break
else:
raise ValueError(
"Could not locate an appropriate location to create "
"migrations package %s. Make sure the toplevel "
"package exists and can be imported." %
migrations_package_name)
final_dir = os.path.join(base_dir, *missing_dirs)
if not os.path.isdir(final_dir):
os.makedirs(final_dir)
for missing_dir in missing_dirs:
base_dir = os.path.join(base_dir, missing_dir)
with open(os.path.join(base_dir, "__init__.py"), "w"):
pass
return final_dir