# A generic, single database configuration.
[alembic]
# path to migration scripts 存储迁移脚本的位置
script_location = alembic?
# template used to generate migration files
# file_template = %%(rev)s_%%(slug)s
# sys.path path, will be prepended to sys.path if present.
# defaults to the current working directory. 设置将要被添加到 sys.path 中的路径
prepend_sys_path = .
# timezone to use when rendering the date within the migration file
# as well as the filename.
# If specified, requires the python-dateutil library that can be
# installed by adding `alembic[tz]` to the pip requirements
# string value is passed to dateutil.tz.gettz()
# leave blank for localtime
# timezone =
# max length of characters to apply to the
# "slug" field
# truncate_slug_length = 40
# set to 'true' to run the environment during
# the 'revision' command, regardless of autogenerate
# revision_environment = false
# set to 'true' to allow .pyc and .pyo files without
# a source .py file to be detected as revisions in the
# versions/ directory
# sourceless = false
# version location specification; This defaults
# to alembic/versions. ?When using multiple version
# directories, initial revisions must be specified with --version-path.
# The path separator used here should be the separator specified by "version_path_separator" below.
# version_locations = %(here)s/bar:%(here)s/bat:alembic/versions
# version path separator; As mentioned above, this is the character used to split
# version_locations. The default within new alembic.ini files is "os", which uses os.pathsep.
# If this key is omitted entirely, it falls back to the legacy behavior of splitting on spaces and/or commas.
# Valid values for version_path_separator are:
#
# version_path_separator = :
# version_path_separator = ;
# version_path_separator = space
# 指定版本路径的分隔符，设置为 os，使用 os.pathsep（路径分隔符），用于指定多个版本目录。
version_path_separator = os ?# Use os.pathsep. Default configuration used for new projects.
# the output encoding used when revision files
# are written from script.py.mako
# output_encoding = utf-8
# 数据库连接信息
sqlalchemy.url = driver://user:pass@localhost/dbname
[post_write_hooks] # 定义在生成新迁移脚本时要运行的脚本或 Python 函数
# post_write_hooks defines scripts or Python functions that are run
# on newly generated revision scripts. ?See the documentation for further
# detail and examples
# format using "black" - use the console_scripts runner, against the "black" entrypoint
# hooks = black
# black.type = console_scripts
# black.entrypoint = black
# black.options = -l 79 REVISION_SCRIPT_FILENAME
# Logging configuration
[loggers] # 日志记录器的名称
keys = root,sqlalchemy,alembic
[handlers] # 处理器的名称
keys = console
[formatters] # 格式化器的名称
keys = generic
[logger_root]
level = WARN
handlers = console
qualname =
[logger_sqlalchemy]
level = WARN
handlers =
qualname = sqlalchemy.engine
[logger_alembic]
level = INFO
handlers =
qualname = alembic
[handler_console]
class = StreamHandler
args = (sys.stderr,)
level = NOTSET
formatter = generic
[formatter_generic] # 日志信息的格式，包括级别、记录器名称和消息等显示方式
format = %(levelname)-5.5s [%(name)s] %(message)s
datefmt = %H:%M:%S