init alembic for db migration

This commit is contained in:
Jun-te Kim 2025-03-27 11:45:11 +00:00
parent b6cbe21743
commit d212509e34
5 changed files with 261 additions and 1 deletions

119
alembic.ini Normal file
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# A generic, single database configuration.
[alembic]
# path to migration scripts
# Use forward slashes (/) also on windows to provide an os agnostic path
script_location = alembic/
# template used to generate migration file names; The default value is %%(rev)s_%%(slug)s
# Uncomment the line below if you want the files to be prepended with date and time
# see https://alembic.sqlalchemy.org/en/latest/tutorial.html#editing-the-ini-file
# for all available tokens
# file_template = %%(year)d_%%(month).2d_%%(day).2d_%%(hour).2d%%(minute).2d-%%(rev)s_%%(slug)s
# sys.path path, will be prepended to sys.path if present.
# defaults to the current working directory.
prepend_sys_path = .
# timezone to use when rendering the date within the migration file
# as well as the filename.
# If specified, requires the python>=3.9 or backports.zoneinfo library and tzdata library.
# Any required deps can installed by adding `alembic[tz]` to the pip requirements
# string value is passed to ZoneInfo()
# 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
# version_path_separator = newline
#
# Use os.pathsep. Default configuration used for new projects.
version_path_separator = os
# set to 'true' to search source files recursively
# in each "version_locations" directory
# new in Alembic version 1.10
# recursive_version_locations = false
# the output encoding used when revision files
# are written from script.py.mako
# output_encoding = utf-8
sqlalchemy.url = driver://user:pass@localhost/dbname
[post_write_hooks]
# 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
# lint with attempts to fix using "ruff" - use the exec runner, execute a binary
# hooks = ruff
# ruff.type = exec
# ruff.executable = %(here)s/.venv/bin/ruff
# ruff.options = check --fix REVISION_SCRIPT_FILENAME
# Logging configuration
[loggers]
keys = root,sqlalchemy,alembic
[handlers]
keys = console
[formatters]
keys = generic
[logger_root]
level = WARNING
handlers = console
qualname =
[logger_sqlalchemy]
level = WARNING
handlers =
qualname = sqlalchemy.engine
[logger_alembic]
level = INFO
handlers =
qualname = alembic
[handler_console]
class = StreamHandler
args = (sys.stderr,)
level = NOTSET
formatter = generic
[formatter_generic]
format = %(levelname)-5.5s [%(name)s] %(message)s
datefmt = %H:%M:%S

1
alembic/README Normal file
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Generic single-database configuration.

28
alembic/script.py.mako Normal file
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"""${message}
Revision ID: ${up_revision}
Revises: ${down_revision | comma,n}
Create Date: ${create_date}
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
${imports if imports else ""}
# revision identifiers, used by Alembic.
revision: str = ${repr(up_revision)}
down_revision: Union[str, None] = ${repr(down_revision)}
branch_labels: Union[str, Sequence[str], None] = ${repr(branch_labels)}
depends_on: Union[str, Sequence[str], None] = ${repr(depends_on)}
def upgrade() -> None:
"""Upgrade schema."""
${upgrades if upgrades else "pass"}
def downgrade() -> None:
"""Downgrade schema."""
${downgrades if downgrades else "pass"}

113
poetry.lock generated
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@ -1,5 +1,25 @@
# This file is automatically @generated by Poetry 2.1.1 and should not be changed by hand.
[[package]]
name = "alembic"
version = "1.15.1"
description = "A database migration tool for SQLAlchemy."
optional = false
python-versions = ">=3.9"
groups = ["main"]
files = [
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]
[package.dependencies]
Mako = "*"
SQLAlchemy = ">=1.4.0"
typing-extensions = ">=4.12"
[package.extras]
tz = ["tzdata"]
[[package]]
name = "annotated-types"
version = "0.7.0"
@ -700,6 +720,97 @@ traitlets = ">=5.3"
docs = ["myst-parser", "pydata-sphinx-theme", "sphinx-autodoc-typehints", "sphinxcontrib-github-alt", "sphinxcontrib-spelling", "traitlets"]
test = ["ipykernel", "pre-commit", "pytest (<8)", "pytest-cov", "pytest-timeout"]
[[package]]
name = "mako"
version = "1.3.9"
description = "A super-fast templating language that borrows the best ideas from the existing templating languages."
optional = false
python-versions = ">=3.8"
groups = ["main"]
files = [
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]
[package.dependencies]
MarkupSafe = ">=0.9.2"
[package.extras]
babel = ["Babel"]
lingua = ["lingua"]
testing = ["pytest"]
[[package]]
name = "markupsafe"
version = "3.0.2"
description = "Safely add untrusted strings to HTML/XML markup."
optional = false
python-versions = ">=3.9"
groups = ["main"]
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]
[[package]]
name = "matplotlib-inline"
version = "0.1.7"
@ -1734,4 +1845,4 @@ files = [
[metadata]
lock-version = "2.1"
python-versions = ">=3.12"
content-hash = "f49b1428e8390de0d5989fcd7319d0f1e54d29127e967a3a7d9c07acd74e6d39"
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View file

@ -17,6 +17,7 @@ dependencies = [
"sqlmodel (>=0.0.24,<0.0.25)",
"psycopg2 (>=2.9.10,<3.0.0)",
"pydantic-settings (>=2.8.1,<3.0.0)",
"alembic (>=1.15.1,<2.0.0)",
]
[tool.poetry]